/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 14:07:08,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 14:07:08,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 14:07:08,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 14:07:08,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 14:07:08,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 14:07:08,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 14:07:08,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 14:07:08,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 14:07:08,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 14:07:08,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 14:07:08,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 14:07:08,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 14:07:08,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 14:07:08,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 14:07:08,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 14:07:08,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 14:07:08,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 14:07:08,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 14:07:08,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 14:07:08,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 14:07:08,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 14:07:08,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 14:07:08,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 14:07:08,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 14:07:08,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 14:07:08,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 14:07:08,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 14:07:08,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 14:07:08,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 14:07:08,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 14:07:08,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 14:07:08,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 14:07:08,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 14:07:08,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 14:07:08,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 14:07:08,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 14:07:08,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 14:07:08,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 14:07:08,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 14:07:08,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 14:07:08,561 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 14:07:08,614 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 14:07:08,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 14:07:08,615 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 14:07:08,616 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 14:07:08,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 14:07:08,618 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 14:07:08,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 14:07:08,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 14:07:08,621 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 14:07:08,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 14:07:08,622 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 14:07:08,622 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 14:07:08,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 14:07:08,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 14:07:08,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 14:07:08,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 14:07:08,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 14:07:08,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 14:07:08,624 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 14:07:08,624 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 14:07:08,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 14:07:08,624 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 14:07:08,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 14:07:08,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 14:07:08,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 14:07:08,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 14:07:08,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:07:08,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 14:07:08,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 14:07:08,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 14:07:08,626 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 14:07:08,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 14:07:08,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 14:07:08,627 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 14:07:09,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 14:07:09,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 14:07:09,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 14:07:09,103 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 14:07:09,104 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 14:07:09,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-16 14:07:09,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8da151a/6a0d8498508d4950aba79f9f946f29bc/FLAG49e70cd30 [2022-10-16 14:07:10,088 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 14:07:10,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-16 14:07:10,145 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8da151a/6a0d8498508d4950aba79f9f946f29bc/FLAG49e70cd30 [2022-10-16 14:07:10,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8da151a/6a0d8498508d4950aba79f9f946f29bc [2022-10-16 14:07:10,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 14:07:10,646 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 14:07:10,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 14:07:10,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 14:07:10,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 14:07:10,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:07:10" (1/1) ... [2022-10-16 14:07:10,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@141ed965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:10, skipping insertion in model container [2022-10-16 14:07:10,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:07:10" (1/1) ... [2022-10-16 14:07:10,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 14:07:10,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 14:07:12,268 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-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i[158797,158810] [2022-10-16 14:07:12,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:07:12,336 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 14:07:12,638 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-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i[158797,158810] [2022-10-16 14:07:12,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:07:12,826 INFO L208 MainTranslator]: Completed translation [2022-10-16 14:07:12,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12 WrapperNode [2022-10-16 14:07:12,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 14:07:12,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 14:07:12,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 14:07:12,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 14:07:12,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:12,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:13,156 INFO L138 Inliner]: procedures = 189, calls = 1290, calls flagged for inlining = 74, calls inlined = 74, statements flattened = 3369 [2022-10-16 14:07:13,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 14:07:13,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 14:07:13,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 14:07:13,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 14:07:13,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:13,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:13,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:13,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:13,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:13,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:13,388 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:13,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:13,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 14:07:13,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 14:07:13,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 14:07:13,465 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 14:07:13,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (1/1) ... [2022-10-16 14:07:13,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:07:13,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:07:13,505 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) [2022-10-16 14:07:13,519 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 [2022-10-16 14:07:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2022-10-16 14:07:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2022-10-16 14:07:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-16 14:07:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-16 14:07:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-10-16 14:07:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-10-16 14:07:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-16 14:07:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-16 14:07:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 14:07:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 14:07:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 14:07:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 14:07:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 14:07:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 14:07:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-16 14:07:13,571 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-16 14:07:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2022-10-16 14:07:13,571 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2022-10-16 14:07:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure printer_poll [2022-10-16 14:07:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_poll [2022-10-16 14:07:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 14:07:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 14:07:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2022-10-16 14:07:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2022-10-16 14:07:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2022-10-16 14:07:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2022-10-16 14:07:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-16 14:07:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-16 14:07:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 14:07:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 14:07:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2022-10-16 14:07:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2022-10-16 14:07:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2022-10-16 14:07:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2022-10-16 14:07:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-10-16 14:07:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-10-16 14:07:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2022-10-16 14:07:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2022-10-16 14:07:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2022-10-16 14:07:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2022-10-16 14:07:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-10-16 14:07:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-10-16 14:07:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 14:07:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-16 14:07:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-16 14:07:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 14:07:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 14:07:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2022-10-16 14:07:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2022-10-16 14:07:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2022-10-16 14:07:13,577 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2022-10-16 14:07:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2022-10-16 14:07:13,577 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2022-10-16 14:07:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 14:07:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 14:07:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 14:07:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 14:07:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2022-10-16 14:07:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2022-10-16 14:07:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-16 14:07:13,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-16 14:07:13,579 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 14:07:13,579 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 14:07:13,579 INFO L130 BoogieDeclarations]: Found specification of procedure printer_write [2022-10-16 14:07:13,579 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_write [2022-10-16 14:07:13,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 14:07:13,580 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2022-10-16 14:07:13,580 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2022-10-16 14:07:13,580 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2022-10-16 14:07:13,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-16 14:07:13,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-16 14:07:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-16 14:07:13,581 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-16 14:07:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2022-10-16 14:07:13,581 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2022-10-16 14:07:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-16 14:07:13,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-16 14:07:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 14:07:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-10-16 14:07:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-10-16 14:07:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2022-10-16 14:07:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2022-10-16 14:07:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 14:07:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 14:07:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 14:07:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 14:07:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-16 14:07:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-16 14:07:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-16 14:07:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2022-10-16 14:07:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2022-10-16 14:07:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2022-10-16 14:07:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2022-10-16 14:07:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 14:07:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2022-10-16 14:07:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2022-10-16 14:07:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2022-10-16 14:07:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2022-10-16 14:07:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-16 14:07:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-16 14:07:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-16 14:07:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-16 14:07:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 14:07:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 14:07:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-10-16 14:07:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-10-16 14:07:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 14:07:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 14:07:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-10-16 14:07:13,587 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-10-16 14:07:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2022-10-16 14:07:13,587 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2022-10-16 14:07:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 14:07:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 14:07:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-16 14:07:13,588 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-16 14:07:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-10-16 14:07:13,588 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-10-16 14:07:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 14:07:13,588 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-16 14:07:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2022-10-16 14:07:13,589 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2022-10-16 14:07:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-16 14:07:13,589 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-16 14:07:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-10-16 14:07:13,589 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-10-16 14:07:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-16 14:07:13,590 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-16 14:07:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-16 14:07:13,590 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-16 14:07:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2022-10-16 14:07:13,590 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2022-10-16 14:07:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2022-10-16 14:07:13,591 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2022-10-16 14:07:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 14:07:13,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 14:07:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-16 14:07:13,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-16 14:07:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2022-10-16 14:07:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2022-10-16 14:07:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-16 14:07:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-10-16 14:07:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2022-10-16 14:07:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2022-10-16 14:07:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 14:07:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-10-16 14:07:13,593 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-10-16 14:07:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 14:07:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-16 14:07:13,593 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-16 14:07:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 14:07:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 14:07:13,594 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 14:07:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 14:07:14,237 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 14:07:14,244 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 14:07:14,522 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 14:07:34,585 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 14:07:34,616 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 14:07:34,617 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 14:07:34,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:07:34 BoogieIcfgContainer [2022-10-16 14:07:34,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 14:07:34,627 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 14:07:34,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 14:07:34,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 14:07:34,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:07:10" (1/3) ... [2022-10-16 14:07:34,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbba5e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:07:34, skipping insertion in model container [2022-10-16 14:07:34,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:07:12" (2/3) ... [2022-10-16 14:07:34,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbba5e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:07:34, skipping insertion in model container [2022-10-16 14:07:34,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:07:34" (3/3) ... [2022-10-16 14:07:34,636 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-16 14:07:34,666 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 14:07:34,666 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations. [2022-10-16 14:07:34,776 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 14:07:34,786 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@143d1a05, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 14:07:34,786 INFO L358 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2022-10-16 14:07:34,799 INFO L276 IsEmpty]: Start isEmpty. Operand has 1326 states, 911 states have (on average 1.4105378704720088) internal successors, (1285), 977 states have internal predecessors, (1285), 323 states have call successors, (323), 68 states have call predecessors, (323), 67 states have return successors, (318), 315 states have call predecessors, (318), 318 states have call successors, (318) [2022-10-16 14:07:34,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-10-16 14:07:34,826 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:07:34,827 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:07:34,828 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 14:07:34,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:07:34,835 INFO L85 PathProgramCache]: Analyzing trace with hash -111478544, now seen corresponding path program 1 times [2022-10-16 14:07:34,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:07:34,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393361544] [2022-10-16 14:07:34,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:07:34,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:07:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:35,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:07:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:35,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:35,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:35,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 14:07:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:35,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:35,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:07:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 14:07:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:07:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:36,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 14:07:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 14:07:36,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 14:07:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 14:07:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:07:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:07:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 14:07:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:36,396 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-10-16 14:07:36,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:07:36,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393361544] [2022-10-16 14:07:36,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393361544] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:07:36,398 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:07:36,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 14:07:36,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294744131] [2022-10-16 14:07:36,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:07:36,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 14:07:36,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:07:36,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 14:07:36,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-10-16 14:07:36,452 INFO L87 Difference]: Start difference. First operand has 1326 states, 911 states have (on average 1.4105378704720088) internal successors, (1285), 977 states have internal predecessors, (1285), 323 states have call successors, (323), 68 states have call predecessors, (323), 67 states have return successors, (318), 315 states have call predecessors, (318), 318 states have call successors, (318) Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (17), 6 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-10-16 14:07:38,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:07:40,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:07:49,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:07:49,661 INFO L93 Difference]: Finished difference Result 3124 states and 4738 transitions. [2022-10-16 14:07:49,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 14:07:49,668 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (17), 6 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 181 [2022-10-16 14:07:49,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:07:49,715 INFO L225 Difference]: With dead ends: 3124 [2022-10-16 14:07:49,715 INFO L226 Difference]: Without dead ends: 1757 [2022-10-16 14:07:49,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 14:07:49,745 INFO L413 NwaCegarLoop]: 1748 mSDtfsCounter, 1668 mSDsluCounter, 2373 mSDsCounter, 0 mSdLazyCounter, 1718 mSolverCounterSat, 1407 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1747 SdHoareTripleChecker+Valid, 4121 SdHoareTripleChecker+Invalid, 3127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1407 IncrementalHoareTripleChecker+Valid, 1718 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2022-10-16 14:07:49,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1747 Valid, 4121 Invalid, 3127 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1407 Valid, 1718 Invalid, 2 Unknown, 0 Unchecked, 12.6s Time] [2022-10-16 14:07:49,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1757 states. [2022-10-16 14:07:49,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1757 to 1274. [2022-10-16 14:07:49,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1274 states, 891 states have (on average 1.3557800224466892) internal successors, (1208), 932 states have internal predecessors, (1208), 299 states have call successors, (299), 66 states have call predecessors, (299), 66 states have return successors, (299), 296 states have call predecessors, (299), 299 states have call successors, (299) [2022-10-16 14:07:49,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1274 states and 1806 transitions. [2022-10-16 14:07:49,998 INFO L78 Accepts]: Start accepts. Automaton has 1274 states and 1806 transitions. Word has length 181 [2022-10-16 14:07:50,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:07:50,000 INFO L495 AbstractCegarLoop]: Abstraction has 1274 states and 1806 transitions. [2022-10-16 14:07:50,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (17), 6 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-10-16 14:07:50,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1806 transitions. [2022-10-16 14:07:50,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-10-16 14:07:50,019 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:07:50,019 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:07:50,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 14:07:50,020 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 14:07:50,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:07:50,021 INFO L85 PathProgramCache]: Analyzing trace with hash -863389084, now seen corresponding path program 1 times [2022-10-16 14:07:50,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:07:50,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961633301] [2022-10-16 14:07:50,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:07:50,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:07:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:07:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 14:07:50,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:07:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 14:07:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:07:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 14:07:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:07:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 14:07:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 14:07:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 14:07:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:07:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:07:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-16 14:07:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:07:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:07:50,974 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-10-16 14:07:50,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:07:50,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961633301] [2022-10-16 14:07:50,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961633301] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:07:50,976 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:07:50,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 14:07:50,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522670446] [2022-10-16 14:07:50,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:07:50,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 14:07:50,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:07:50,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 14:07:50,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 14:07:50,980 INFO L87 Difference]: Start difference. First operand 1274 states and 1806 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-10-16 14:07:53,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:07:55,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:07:57,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:08:12,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:08:12,720 INFO L93 Difference]: Finished difference Result 3608 states and 5205 transitions. [2022-10-16 14:08:12,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 14:08:12,721 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 181 [2022-10-16 14:08:12,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:08:12,743 INFO L225 Difference]: With dead ends: 3608 [2022-10-16 14:08:12,743 INFO L226 Difference]: Without dead ends: 2364 [2022-10-16 14:08:12,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-10-16 14:08:12,753 INFO L413 NwaCegarLoop]: 1854 mSDtfsCounter, 2168 mSDsluCounter, 4199 mSDsCounter, 0 mSdLazyCounter, 3691 mSolverCounterSat, 1463 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2359 SdHoareTripleChecker+Valid, 6053 SdHoareTripleChecker+Invalid, 5157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1463 IncrementalHoareTripleChecker+Valid, 3691 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:08:12,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2359 Valid, 6053 Invalid, 5157 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1463 Valid, 3691 Invalid, 3 Unknown, 0 Unchecked, 21.1s Time] [2022-10-16 14:08:12,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2364 states. [2022-10-16 14:08:12,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2364 to 1814. [2022-10-16 14:08:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1814 states, 1242 states have (on average 1.3301127214170692) internal successors, (1652), 1293 states have internal predecessors, (1652), 450 states have call successors, (450), 104 states have call predecessors, (450), 104 states have return successors, (450), 447 states have call predecessors, (450), 450 states have call successors, (450) [2022-10-16 14:08:12,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1814 states and 2552 transitions. [2022-10-16 14:08:12,881 INFO L78 Accepts]: Start accepts. Automaton has 1814 states and 2552 transitions. Word has length 181 [2022-10-16 14:08:12,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:08:12,882 INFO L495 AbstractCegarLoop]: Abstraction has 1814 states and 2552 transitions. [2022-10-16 14:08:12,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-10-16 14:08:12,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2552 transitions. [2022-10-16 14:08:12,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-10-16 14:08:12,886 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:08:12,886 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:08:12,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 14:08:12,887 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 14:08:12,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:08:12,887 INFO L85 PathProgramCache]: Analyzing trace with hash 517925361, now seen corresponding path program 1 times [2022-10-16 14:08:12,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:08:12,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671190391] [2022-10-16 14:08:12,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:08:12,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:08:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:08:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 14:08:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:08:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 14:08:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:08:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 14:08:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 14:08:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 14:08:13,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 14:08:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:08:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:08:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-10-16 14:08:13,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:08:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-10-16 14:08:13,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:08:13,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671190391] [2022-10-16 14:08:13,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671190391] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:08:13,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:08:13,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 14:08:13,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143069632] [2022-10-16 14:08:13,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:08:13,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 14:08:13,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:08:13,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 14:08:13,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 14:08:13,655 INFO L87 Difference]: Start difference. First operand 1814 states and 2552 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 14:08:15,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:08:23,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:08:23,303 INFO L93 Difference]: Finished difference Result 4896 states and 6947 transitions. [2022-10-16 14:08:23,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 14:08:23,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 184 [2022-10-16 14:08:23,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:08:23,331 INFO L225 Difference]: With dead ends: 4896 [2022-10-16 14:08:23,331 INFO L226 Difference]: Without dead ends: 3126 [2022-10-16 14:08:23,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-10-16 14:08:23,342 INFO L413 NwaCegarLoop]: 1926 mSDtfsCounter, 3100 mSDsluCounter, 2205 mSDsCounter, 0 mSdLazyCounter, 1440 mSolverCounterSat, 2088 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3217 SdHoareTripleChecker+Valid, 4131 SdHoareTripleChecker+Invalid, 3529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2088 IncrementalHoareTripleChecker+Valid, 1440 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:08:23,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3217 Valid, 4131 Invalid, 3529 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2088 Valid, 1440 Invalid, 1 Unknown, 0 Unchecked, 9.1s Time] [2022-10-16 14:08:23,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3126 states. [2022-10-16 14:08:23,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3126 to 2822. [2022-10-16 14:08:23,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2822 states, 1978 states have (on average 1.3235591506572295) internal successors, (2618), 2049 states have internal predecessors, (2618), 643 states have call successors, (643), 170 states have call predecessors, (643), 183 states have return successors, (713), 644 states have call predecessors, (713), 643 states have call successors, (713) [2022-10-16 14:08:23,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 3974 transitions. [2022-10-16 14:08:23,516 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 3974 transitions. Word has length 184 [2022-10-16 14:08:23,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:08:23,517 INFO L495 AbstractCegarLoop]: Abstraction has 2822 states and 3974 transitions. [2022-10-16 14:08:23,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 14:08:23,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 3974 transitions. [2022-10-16 14:08:23,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-10-16 14:08:23,523 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:08:23,524 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-10-16 14:08:23,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 14:08:23,524 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 14:08:23,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:08:23,525 INFO L85 PathProgramCache]: Analyzing trace with hash -613200609, now seen corresponding path program 1 times [2022-10-16 14:08:23,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:08:23,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462269512] [2022-10-16 14:08:23,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:08:23,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:08:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:08:24,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 14:08:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:08:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 14:08:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:08:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 14:08:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 14:08:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 14:08:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 14:08:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:08:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:08:24,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 14:08:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 14:08:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 14:08:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-10-16 14:08:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2022-10-16 14:08:24,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:08:24,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462269512] [2022-10-16 14:08:24,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462269512] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:08:24,570 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:08:24,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 14:08:24,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656882663] [2022-10-16 14:08:24,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:08:24,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 14:08:24,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:08:24,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 14:08:24,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 14:08:24,575 INFO L87 Difference]: Start difference. First operand 2822 states and 3974 transitions. Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-10-16 14:08:26,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:08:28,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:08:30,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:08:41,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:08:41,880 INFO L93 Difference]: Finished difference Result 7691 states and 11024 transitions. [2022-10-16 14:08:41,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 14:08:41,881 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 230 [2022-10-16 14:08:41,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:08:41,924 INFO L225 Difference]: With dead ends: 7691 [2022-10-16 14:08:41,924 INFO L226 Difference]: Without dead ends: 4913 [2022-10-16 14:08:41,940 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-10-16 14:08:41,942 INFO L413 NwaCegarLoop]: 2276 mSDtfsCounter, 4325 mSDsluCounter, 3401 mSDsCounter, 0 mSdLazyCounter, 2537 mSolverCounterSat, 3238 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4565 SdHoareTripleChecker+Valid, 5677 SdHoareTripleChecker+Invalid, 5778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3238 IncrementalHoareTripleChecker+Valid, 2537 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2022-10-16 14:08:41,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4565 Valid, 5677 Invalid, 5778 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3238 Valid, 2537 Invalid, 3 Unknown, 0 Unchecked, 16.7s Time] [2022-10-16 14:08:41,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4913 states. [2022-10-16 14:08:42,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4913 to 4252. [2022-10-16 14:08:42,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4252 states, 3059 states have (on average 1.3442301405688133) internal successors, (4112), 3163 states have internal predecessors, (4112), 907 states have call successors, (907), 252 states have call predecessors, (907), 268 states have return successors, (1008), 902 states have call predecessors, (1008), 907 states have call successors, (1008) [2022-10-16 14:08:42,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 4252 states and 6027 transitions. [2022-10-16 14:08:42,216 INFO L78 Accepts]: Start accepts. Automaton has 4252 states and 6027 transitions. Word has length 230 [2022-10-16 14:08:42,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:08:42,217 INFO L495 AbstractCegarLoop]: Abstraction has 4252 states and 6027 transitions. [2022-10-16 14:08:42,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-10-16 14:08:42,218 INFO L276 IsEmpty]: Start isEmpty. Operand 4252 states and 6027 transitions. [2022-10-16 14:08:42,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-10-16 14:08:42,225 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:08:42,225 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-10-16 14:08:42,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 14:08:42,226 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 14:08:42,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:08:42,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1546424586, now seen corresponding path program 1 times [2022-10-16 14:08:42,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:08:42,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009218276] [2022-10-16 14:08:42,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:08:42,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:08:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:08:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 14:08:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:08:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 14:08:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:08:43,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 14:08:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 14:08:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 14:08:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 14:08:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:08:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:08:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 14:08:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 14:08:43,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 14:08:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-10-16 14:08:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 14:08:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 14:08:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:08:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:08:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-10-16 14:08:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 14:08:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:08:43,606 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2022-10-16 14:08:43,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:08:43,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009218276] [2022-10-16 14:08:43,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009218276] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:08:43,606 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:08:43,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 14:08:43,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342691980] [2022-10-16 14:08:43,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:08:43,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 14:08:43,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:08:43,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 14:08:43,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-10-16 14:08:43,609 INFO L87 Difference]: Start difference. First operand 4252 states and 6027 transitions. Second operand has 8 states, 7 states have (on average 12.285714285714286) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-10-16 14:08:45,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:08:47,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:09:00,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:09:00,625 INFO L93 Difference]: Finished difference Result 6543 states and 9381 transitions. [2022-10-16 14:09:00,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-16 14:09:00,626 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 12.285714285714286) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 280 [2022-10-16 14:09:00,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:09:00,676 INFO L225 Difference]: With dead ends: 6543 [2022-10-16 14:09:00,676 INFO L226 Difference]: Without dead ends: 6537 [2022-10-16 14:09:00,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2022-10-16 14:09:00,682 INFO L413 NwaCegarLoop]: 2203 mSDtfsCounter, 4926 mSDsluCounter, 3292 mSDsCounter, 0 mSdLazyCounter, 2807 mSolverCounterSat, 3229 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5201 SdHoareTripleChecker+Valid, 5495 SdHoareTripleChecker+Invalid, 6038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3229 IncrementalHoareTripleChecker+Valid, 2807 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:09:00,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5201 Valid, 5495 Invalid, 6038 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3229 Valid, 2807 Invalid, 2 Unknown, 0 Unchecked, 16.1s Time] [2022-10-16 14:09:00,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6537 states. [2022-10-16 14:09:01,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6537 to 5509. [2022-10-16 14:09:01,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5509 states, 3934 states have (on average 1.3251143873919675) internal successors, (5213), 4065 states have internal predecessors, (5213), 1196 states have call successors, (1196), 346 states have call predecessors, (1196), 361 states have return successors, (1299), 1183 states have call predecessors, (1299), 1196 states have call successors, (1299) [2022-10-16 14:09:01,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5509 states to 5509 states and 7708 transitions. [2022-10-16 14:09:01,213 INFO L78 Accepts]: Start accepts. Automaton has 5509 states and 7708 transitions. Word has length 280 [2022-10-16 14:09:01,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:09:01,215 INFO L495 AbstractCegarLoop]: Abstraction has 5509 states and 7708 transitions. [2022-10-16 14:09:01,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 12.285714285714286) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-10-16 14:09:01,217 INFO L276 IsEmpty]: Start isEmpty. Operand 5509 states and 7708 transitions. [2022-10-16 14:09:01,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-10-16 14:09:01,227 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:09:01,228 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-10-16 14:09:01,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 14:09:01,228 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 14:09:01,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:09:01,229 INFO L85 PathProgramCache]: Analyzing trace with hash -28893291, now seen corresponding path program 1 times [2022-10-16 14:09:01,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:09:01,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345642585] [2022-10-16 14:09:01,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:09:01,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:09:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:09:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 14:09:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:09:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 14:09:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:09:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 14:09:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 14:09:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 14:09:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 14:09:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:09:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:09:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 14:09:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 14:09:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 14:09:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-10-16 14:09:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 14:09:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 14:09:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-10-16 14:09:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 14:09:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 14:09:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:02,870 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2022-10-16 14:09:02,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:09:02,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345642585] [2022-10-16 14:09:02,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345642585] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:09:02,871 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:09:02,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-10-16 14:09:02,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80519341] [2022-10-16 14:09:02,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:09:02,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 14:09:02,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:09:02,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 14:09:02,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-10-16 14:09:02,873 INFO L87 Difference]: Start difference. First operand 5509 states and 7708 transitions. Second operand has 10 states, 10 states have (on average 10.6) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (27), 7 states have call predecessors, (27), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2022-10-16 14:09:04,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:09:06,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:09:09,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:09:29,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:09:29,963 INFO L93 Difference]: Finished difference Result 13609 states and 19364 transitions. [2022-10-16 14:09:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-16 14:09:29,964 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.6) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (27), 7 states have call predecessors, (27), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 308 [2022-10-16 14:09:29,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:09:30,032 INFO L225 Difference]: With dead ends: 13609 [2022-10-16 14:09:30,032 INFO L226 Difference]: Without dead ends: 9399 [2022-10-16 14:09:30,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2022-10-16 14:09:30,054 INFO L413 NwaCegarLoop]: 2686 mSDtfsCounter, 4238 mSDsluCounter, 7034 mSDsCounter, 0 mSdLazyCounter, 5769 mSolverCounterSat, 3432 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4510 SdHoareTripleChecker+Valid, 9720 SdHoareTripleChecker+Invalid, 9204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3432 IncrementalHoareTripleChecker+Valid, 5769 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.7s IncrementalHoareTripleChecker+Time [2022-10-16 14:09:30,055 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4510 Valid, 9720 Invalid, 9204 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3432 Valid, 5769 Invalid, 3 Unknown, 0 Unchecked, 25.7s Time] [2022-10-16 14:09:30,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9399 states. [2022-10-16 14:09:30,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9399 to 5517. [2022-10-16 14:09:30,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5517 states, 3940 states have (on average 1.3246192893401014) internal successors, (5219), 4071 states have internal predecessors, (5219), 1196 states have call successors, (1196), 346 states have call predecessors, (1196), 363 states have return successors, (1303), 1185 states have call predecessors, (1303), 1196 states have call successors, (1303) [2022-10-16 14:09:30,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5517 states to 5517 states and 7718 transitions. [2022-10-16 14:09:30,644 INFO L78 Accepts]: Start accepts. Automaton has 5517 states and 7718 transitions. Word has length 308 [2022-10-16 14:09:30,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:09:30,645 INFO L495 AbstractCegarLoop]: Abstraction has 5517 states and 7718 transitions. [2022-10-16 14:09:30,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.6) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (27), 7 states have call predecessors, (27), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2022-10-16 14:09:30,645 INFO L276 IsEmpty]: Start isEmpty. Operand 5517 states and 7718 transitions. [2022-10-16 14:09:30,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-10-16 14:09:30,656 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:09:30,657 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 2, 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] [2022-10-16 14:09:30,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 14:09:30,657 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 14:09:30,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:09:30,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1847746052, now seen corresponding path program 1 times [2022-10-16 14:09:30,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:09:30,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391275274] [2022-10-16 14:09:30,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:09:30,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:09:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:09:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 14:09:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:09:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 14:09:31,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:09:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 14:09:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 14:09:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 14:09:31,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 14:09:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:09:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:09:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 14:09:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 14:09:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 14:09:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:31,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:09:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-10-16 14:09:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-16 14:09:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 14:09:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:09:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 14:09:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 14:09:32,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-10-16 14:09:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:09:32,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-10-16 14:09:32,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 14:09:32,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-10-16 14:09:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 14:09:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-10-16 14:09:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:09:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:09:32,558 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2022-10-16 14:09:32,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:09:32,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391275274] [2022-10-16 14:09:32,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391275274] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:09:32,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:09:32,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-10-16 14:09:32,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175489550] [2022-10-16 14:09:32,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:09:32,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-16 14:09:32,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:09:32,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-16 14:09:32,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2022-10-16 14:09:32,561 INFO L87 Difference]: Start difference. First operand 5517 states and 7718 transitions. Second operand has 12 states, 12 states have (on average 10.0) internal successors, (120), 5 states have internal predecessors, (120), 3 states have call successors, (35), 8 states have call predecessors, (35), 2 states have return successors, (34), 4 states have call predecessors, (34), 3 states have call successors, (34) [2022-10-16 14:09:34,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:09:36,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:10:08,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:10:08,004 INFO L93 Difference]: Finished difference Result 13655 states and 19442 transitions. [2022-10-16 14:10:08,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-10-16 14:10:08,005 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.0) internal successors, (120), 5 states have internal predecessors, (120), 3 states have call successors, (35), 8 states have call predecessors, (35), 2 states have return successors, (34), 4 states have call predecessors, (34), 3 states have call successors, (34) Word has length 333 [2022-10-16 14:10:08,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:10:08,062 INFO L225 Difference]: With dead ends: 13655 [2022-10-16 14:10:08,063 INFO L226 Difference]: Without dead ends: 9439 [2022-10-16 14:10:08,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=110, Invalid=396, Unknown=0, NotChecked=0, Total=506 [2022-10-16 14:10:08,087 INFO L413 NwaCegarLoop]: 2666 mSDtfsCounter, 2992 mSDsluCounter, 10156 mSDsCounter, 0 mSdLazyCounter, 8851 mSolverCounterSat, 1662 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3261 SdHoareTripleChecker+Valid, 12822 SdHoareTripleChecker+Invalid, 10515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1662 IncrementalHoareTripleChecker+Valid, 8851 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.7s IncrementalHoareTripleChecker+Time [2022-10-16 14:10:08,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3261 Valid, 12822 Invalid, 10515 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1662 Valid, 8851 Invalid, 2 Unknown, 0 Unchecked, 33.7s Time] [2022-10-16 14:10:08,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9439 states. [2022-10-16 14:10:08,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9439 to 5529. [2022-10-16 14:10:08,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5529 states, 3948 states have (on average 1.3239614994934144) internal successors, (5227), 4079 states have internal predecessors, (5227), 1198 states have call successors, (1198), 346 states have call predecessors, (1198), 365 states have return successors, (1309), 1189 states have call predecessors, (1309), 1198 states have call successors, (1309) [2022-10-16 14:10:08,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 5529 states and 7734 transitions. [2022-10-16 14:10:08,804 INFO L78 Accepts]: Start accepts. Automaton has 5529 states and 7734 transitions. Word has length 333 [2022-10-16 14:10:08,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:10:08,806 INFO L495 AbstractCegarLoop]: Abstraction has 5529 states and 7734 transitions. [2022-10-16 14:10:08,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.0) internal successors, (120), 5 states have internal predecessors, (120), 3 states have call successors, (35), 8 states have call predecessors, (35), 2 states have return successors, (34), 4 states have call predecessors, (34), 3 states have call successors, (34) [2022-10-16 14:10:08,806 INFO L276 IsEmpty]: Start isEmpty. Operand 5529 states and 7734 transitions. [2022-10-16 14:10:08,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2022-10-16 14:10:08,816 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:10:08,816 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-10-16 14:10:08,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 14:10:08,817 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 14:10:08,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:10:08,817 INFO L85 PathProgramCache]: Analyzing trace with hash 70647656, now seen corresponding path program 1 times [2022-10-16 14:10:08,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:10:08,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26499669] [2022-10-16 14:10:08,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:10:08,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:10:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:10:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 14:10:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:10:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 14:10:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:10:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 14:10:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 14:10:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 14:10:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 14:10:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:10,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:10:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:10:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 14:10:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 14:10:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 14:10:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-10-16 14:10:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 14:10:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 14:10:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-10-16 14:10:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 14:10:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-10-16 14:10:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 14:10:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 14:10:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-16 14:10:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 14:10:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:10:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 14:10:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 14:10:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-10-16 14:10:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:10:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-10-16 14:10:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 14:10:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-10-16 14:10:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 14:10:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-10-16 14:10:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:11,773 INFO L134 CoverageAnalysis]: Checked inductivity of 996 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 986 trivial. 0 not checked. [2022-10-16 14:10:11,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:10:11,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26499669] [2022-10-16 14:10:11,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26499669] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:10:11,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941487884] [2022-10-16 14:10:11,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:10:11,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:10:11,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:10:11,778 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:10:11,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 14:10:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:13,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 4496 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-16 14:10:13,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:10:13,582 INFO L134 CoverageAnalysis]: Checked inductivity of 996 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2022-10-16 14:10:13,582 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:10:13,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1941487884] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:10:13,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:10:13,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2022-10-16 14:10:13,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535719883] [2022-10-16 14:10:13,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:10:13,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 14:10:13,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:10:13,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 14:10:13,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2022-10-16 14:10:13,586 INFO L87 Difference]: Start difference. First operand 5529 states and 7734 transitions. Second operand has 6 states, 6 states have (on average 24.5) internal successors, (147), 5 states have internal predecessors, (147), 3 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) [2022-10-16 14:10:15,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:10:16,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:10:16,961 INFO L93 Difference]: Finished difference Result 11620 states and 16201 transitions. [2022-10-16 14:10:16,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-16 14:10:16,962 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.5) internal successors, (147), 5 states have internal predecessors, (147), 3 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) Word has length 446 [2022-10-16 14:10:16,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:10:17,000 INFO L225 Difference]: With dead ends: 11620 [2022-10-16 14:10:17,001 INFO L226 Difference]: Without dead ends: 7400 [2022-10-16 14:10:17,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 598 GetRequests, 580 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=63, Invalid=317, Unknown=0, NotChecked=0, Total=380 [2022-10-16 14:10:17,024 INFO L413 NwaCegarLoop]: 2639 mSDtfsCounter, 1244 mSDsluCounter, 9668 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1248 SdHoareTripleChecker+Valid, 12307 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-10-16 14:10:17,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1248 Valid, 12307 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 45 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-10-16 14:10:17,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7400 states. [2022-10-16 14:10:17,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7400 to 6224. [2022-10-16 14:10:17,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6224 states, 4435 states have (on average 1.3158962795941376) internal successors, (5836), 4588 states have internal predecessors, (5836), 1340 states have call successors, (1340), 413 states have call predecessors, (1340), 431 states have return successors, (1449), 1320 states have call predecessors, (1449), 1340 states have call successors, (1449) [2022-10-16 14:10:17,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6224 states to 6224 states and 8625 transitions. [2022-10-16 14:10:17,772 INFO L78 Accepts]: Start accepts. Automaton has 6224 states and 8625 transitions. Word has length 446 [2022-10-16 14:10:17,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:10:17,773 INFO L495 AbstractCegarLoop]: Abstraction has 6224 states and 8625 transitions. [2022-10-16 14:10:17,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.5) internal successors, (147), 5 states have internal predecessors, (147), 3 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) [2022-10-16 14:10:17,774 INFO L276 IsEmpty]: Start isEmpty. Operand 6224 states and 8625 transitions. [2022-10-16 14:10:17,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-10-16 14:10:17,783 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:10:17,784 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-10-16 14:10:17,839 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-10-16 14:10:17,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:10:18,000 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 14:10:18,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:10:18,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1706432337, now seen corresponding path program 1 times [2022-10-16 14:10:18,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:10:18,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297718112] [2022-10-16 14:10:18,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:10:18,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:10:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:10:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 14:10:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:10:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 14:10:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:10:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 14:10:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 14:10:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:18,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 14:10:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 14:10:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:10:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:10:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 14:10:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 14:10:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 14:10:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-10-16 14:10:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 14:10:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 14:10:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-10-16 14:10:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 14:10:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-10-16 14:10:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:10:19,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-10-16 14:10:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:10:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:19,471 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2022-10-16 14:10:19,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:10:19,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297718112] [2022-10-16 14:10:19,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297718112] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:10:19,472 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:10:19,473 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-16 14:10:19,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701112577] [2022-10-16 14:10:19,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:10:19,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 14:10:19,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:10:19,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 14:10:19,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-10-16 14:10:19,476 INFO L87 Difference]: Start difference. First operand 6224 states and 8625 transitions. Second operand has 8 states, 8 states have (on average 14.625) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (28), 6 states have call predecessors, (28), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-10-16 14:10:21,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:10:23,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:10:25,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:10:27,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:10:43,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:10:43,400 INFO L93 Difference]: Finished difference Result 14731 states and 20824 transitions. [2022-10-16 14:10:43,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-16 14:10:43,401 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (28), 6 states have call predecessors, (28), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 340 [2022-10-16 14:10:43,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:10:43,445 INFO L225 Difference]: With dead ends: 14731 [2022-10-16 14:10:43,445 INFO L226 Difference]: Without dead ends: 9371 [2022-10-16 14:10:43,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2022-10-16 14:10:43,470 INFO L413 NwaCegarLoop]: 2228 mSDtfsCounter, 4096 mSDsluCounter, 4284 mSDsCounter, 0 mSdLazyCounter, 3506 mSolverCounterSat, 2200 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4343 SdHoareTripleChecker+Valid, 6512 SdHoareTripleChecker+Invalid, 5710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2200 IncrementalHoareTripleChecker+Valid, 3506 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.4s IncrementalHoareTripleChecker+Time [2022-10-16 14:10:43,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4343 Valid, 6512 Invalid, 5710 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2200 Valid, 3506 Invalid, 4 Unknown, 0 Unchecked, 22.4s Time] [2022-10-16 14:10:43,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9371 states. [2022-10-16 14:10:44,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9371 to 7655. [2022-10-16 14:10:44,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7655 states, 5450 states have (on average 1.3075229357798166) internal successors, (7126), 5629 states have internal predecessors, (7126), 1641 states have call successors, (1641), 534 states have call predecessors, (1641), 546 states have return successors, (1778), 1609 states have call predecessors, (1778), 1641 states have call successors, (1778) [2022-10-16 14:10:44,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7655 states to 7655 states and 10545 transitions. [2022-10-16 14:10:44,433 INFO L78 Accepts]: Start accepts. Automaton has 7655 states and 10545 transitions. Word has length 340 [2022-10-16 14:10:44,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:10:44,434 INFO L495 AbstractCegarLoop]: Abstraction has 7655 states and 10545 transitions. [2022-10-16 14:10:44,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (28), 6 states have call predecessors, (28), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-10-16 14:10:44,434 INFO L276 IsEmpty]: Start isEmpty. Operand 7655 states and 10545 transitions. [2022-10-16 14:10:44,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2022-10-16 14:10:44,444 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:10:44,444 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 2, 2, 2, 2, 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] [2022-10-16 14:10:44,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 14:10:44,445 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 14:10:44,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:10:44,446 INFO L85 PathProgramCache]: Analyzing trace with hash 556792001, now seen corresponding path program 1 times [2022-10-16 14:10:44,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:10:44,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895598167] [2022-10-16 14:10:44,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:10:44,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:10:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:10:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 14:10:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:10:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 14:10:45,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:10:45,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 14:10:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-16 14:10:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-16 14:10:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 14:10:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:10:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:10:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 14:10:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 14:10:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 14:10:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-10-16 14:10:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 14:10:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 14:10:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-10-16 14:10:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 14:10:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 14:10:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:10:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 14:10:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-10-16 14:10:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-10-16 14:10:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:10:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:10:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:10:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:45,883 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2022-10-16 14:10:45,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:10:45,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895598167] [2022-10-16 14:10:45,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895598167] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:10:45,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [907208269] [2022-10-16 14:10:45,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:10:45,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:10:45,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:10:45,886 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:10:45,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 14:10:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:10:47,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 3863 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 14:10:47,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:10:48,391 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 252 proven. 22 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2022-10-16 14:10:48,391 INFO L328 TraceCheckSpWp]: Computing backward predicates...