/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 13:22:46,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 13:22:46,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 13:22:46,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 13:22:46,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 13:22:46,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 13:22:46,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 13:22:46,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 13:22:46,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 13:22:46,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 13:22:46,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 13:22:46,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 13:22:46,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 13:22:46,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 13:22:46,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 13:22:46,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 13:22:46,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 13:22:46,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 13:22:46,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 13:22:46,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 13:22:46,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 13:22:46,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 13:22:46,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 13:22:46,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 13:22:46,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 13:22:46,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 13:22:46,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 13:22:46,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 13:22:46,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 13:22:46,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 13:22:46,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 13:22:46,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 13:22:46,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 13:22:46,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 13:22:46,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 13:22:46,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 13:22:46,599 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 13:22:46,657 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 13:22:46,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 13:22:46,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 13:22:46,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 13:22:46,663 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 13:22:46,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 13:22:46,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 13:22:46,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 13:22:46,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 13:22:46,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 13:22:46,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 13:22:46,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 13:22:46,666 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 13:22:46,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 13:22:46,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 13:22:46,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 13:22:46,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 13:22:46,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 13:22:46,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 13:22:46,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 13:22:46,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 13:22:46,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 13:22:46,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 13:22:46,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 13:22:46,669 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 13:22:46,669 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 13:22:47,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 13:22:47,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 13:22:47,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 13:22:47,143 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 13:22:47,144 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 13:22:47,145 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2020-12-22 13:22:47,250 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e08db9821/c77751725a424301a87a61d5cc8fb399/FLAG08d27d09b [2020-12-22 13:22:48,203 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 13:22:48,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2020-12-22 13:22:48,246 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e08db9821/c77751725a424301a87a61d5cc8fb399/FLAG08d27d09b [2020-12-22 13:22:48,727 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e08db9821/c77751725a424301a87a61d5cc8fb399 [2020-12-22 13:22:48,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 13:22:48,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 13:22:48,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 13:22:48,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 13:22:48,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 13:22:48,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:22:48" (1/1) ... [2020-12-22 13:22:48,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75e55584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:48, skipping insertion in model container [2020-12-22 13:22:48,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:22:48" (1/1) ... [2020-12-22 13:22:48,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 13:22:48,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 13:22:49,970 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i[158033,158046] [2020-12-22 13:22:50,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 13:22:50,255 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 13:22:50,454 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i[158033,158046] [2020-12-22 13:22:50,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 13:22:50,961 INFO L208 MainTranslator]: Completed translation [2020-12-22 13:22:50,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50 WrapperNode [2020-12-22 13:22:50,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 13:22:50,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 13:22:50,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 13:22:50,965 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 13:22:50,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (1/1) ... [2020-12-22 13:22:51,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (1/1) ... [2020-12-22 13:22:51,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 13:22:51,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 13:22:51,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 13:22:51,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 13:22:51,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (1/1) ... [2020-12-22 13:22:51,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (1/1) ... [2020-12-22 13:22:51,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (1/1) ... [2020-12-22 13:22:51,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (1/1) ... [2020-12-22 13:22:51,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (1/1) ... [2020-12-22 13:22:51,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (1/1) ... [2020-12-22 13:22:51,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (1/1) ... [2020-12-22 13:22:51,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 13:22:51,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 13:22:51,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 13:22:51,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 13:22:51,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 13:22:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 13:22:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-22 13:22:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-22 13:22:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 13:22:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 13:22:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 13:22:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 13:22:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 13:22:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-12-22 13:22:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 13:22:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 13:22:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 13:22:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 13:22:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-22 13:22:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 13:22:51,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 13:22:54,415 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 13:22:54,416 INFO L299 CfgBuilder]: Removed 655 assume(true) statements. [2020-12-22 13:22:54,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:22:54 BoogieIcfgContainer [2020-12-22 13:22:54,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 13:22:54,424 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 13:22:54,424 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 13:22:54,428 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 13:22:54,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 01:22:48" (1/3) ... [2020-12-22 13:22:54,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771258d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:22:54, skipping insertion in model container [2020-12-22 13:22:54,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:50" (2/3) ... [2020-12-22 13:22:54,431 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771258d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:22:54, skipping insertion in model container [2020-12-22 13:22:54,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:22:54" (3/3) ... [2020-12-22 13:22:54,433 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2020-12-22 13:22:54,444 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 13:22:54,450 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-22 13:22:54,471 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-22 13:22:54,508 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 13:22:54,508 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 13:22:54,509 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 13:22:54,509 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 13:22:54,509 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 13:22:54,509 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 13:22:54,509 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 13:22:54,509 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 13:22:54,539 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states. [2020-12-22 13:22:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 13:22:54,548 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:22:54,549 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:22:54,550 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:22:54,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:22:54,558 INFO L82 PathProgramCache]: Analyzing trace with hash 664094483, now seen corresponding path program 1 times [2020-12-22 13:22:54,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:22:54,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755088977] [2020-12-22 13:22:54,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:22:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:22:55,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 13:22:55,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755088977] [2020-12-22 13:22:55,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:22:55,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:22:55,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438927153] [2020-12-22 13:22:55,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:22:55,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:22:55,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:22:55,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:22:55,059 INFO L87 Difference]: Start difference. First operand 588 states. Second operand 3 states. [2020-12-22 13:22:55,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:22:55,269 INFO L93 Difference]: Finished difference Result 1708 states and 2480 transitions. [2020-12-22 13:22:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:22:55,272 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-22 13:22:55,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:22:55,298 INFO L225 Difference]: With dead ends: 1708 [2020-12-22 13:22:55,298 INFO L226 Difference]: Without dead ends: 1113 [2020-12-22 13:22:55,305 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:22:55,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2020-12-22 13:22:55,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1113. [2020-12-22 13:22:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1113 states. [2020-12-22 13:22:55,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 1113 states and 1575 transitions. [2020-12-22 13:22:55,503 INFO L78 Accepts]: Start accepts. Automaton has 1113 states and 1575 transitions. Word has length 24 [2020-12-22 13:22:55,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:22:55,504 INFO L481 AbstractCegarLoop]: Abstraction has 1113 states and 1575 transitions. [2020-12-22 13:22:55,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:22:55,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1575 transitions. [2020-12-22 13:22:55,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-22 13:22:55,512 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:22:55,512 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:22:55,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 13:22:55,513 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:22:55,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:22:55,515 INFO L82 PathProgramCache]: Analyzing trace with hash -646933533, now seen corresponding path program 1 times [2020-12-22 13:22:55,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:22:55,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068429408] [2020-12-22 13:22:55,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:22:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:22:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 13:22:55,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068429408] [2020-12-22 13:22:55,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:22:55,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 13:22:55,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081349956] [2020-12-22 13:22:55,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 13:22:55,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:22:55,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 13:22:55,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 13:22:55,658 INFO L87 Difference]: Start difference. First operand 1113 states and 1575 transitions. Second operand 4 states. [2020-12-22 13:22:55,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:22:55,769 INFO L93 Difference]: Finished difference Result 2197 states and 3115 transitions. [2020-12-22 13:22:55,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 13:22:55,770 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2020-12-22 13:22:55,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:22:55,777 INFO L225 Difference]: With dead ends: 2197 [2020-12-22 13:22:55,777 INFO L226 Difference]: Without dead ends: 1112 [2020-12-22 13:22:55,781 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:22:55,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1112 states. [2020-12-22 13:22:55,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1112 to 1112. [2020-12-22 13:22:55,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1112 states. [2020-12-22 13:22:55,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 1571 transitions. [2020-12-22 13:22:55,837 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 1571 transitions. Word has length 28 [2020-12-22 13:22:55,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:22:55,837 INFO L481 AbstractCegarLoop]: Abstraction has 1112 states and 1571 transitions. [2020-12-22 13:22:55,838 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 13:22:55,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1571 transitions. [2020-12-22 13:22:55,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-22 13:22:55,840 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:22:55,840 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 13:22:55,841 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 13:22:55,841 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:22:55,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:22:55,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1849862534, now seen corresponding path program 1 times [2020-12-22 13:22:55,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:22:55,842 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181164287] [2020-12-22 13:22:55,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:22:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:22:55,974 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 13:22:55,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181164287] [2020-12-22 13:22:55,976 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:22:55,976 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 13:22:55,976 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109458333] [2020-12-22 13:22:55,977 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 13:22:55,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:22:55,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 13:22:55,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:22:55,989 INFO L87 Difference]: Start difference. First operand 1112 states and 1571 transitions. Second operand 5 states. [2020-12-22 13:22:56,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:22:56,216 INFO L93 Difference]: Finished difference Result 3278 states and 4646 transitions. [2020-12-22 13:22:56,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 13:22:56,226 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 39 [2020-12-22 13:22:56,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:22:56,238 INFO L225 Difference]: With dead ends: 3278 [2020-12-22 13:22:56,239 INFO L226 Difference]: Without dead ends: 2190 [2020-12-22 13:22:56,244 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 13:22:56,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2190 states. [2020-12-22 13:22:56,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2190 to 2190. [2020-12-22 13:22:56,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2190 states. [2020-12-22 13:22:56,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 2190 states and 3097 transitions. [2020-12-22 13:22:56,372 INFO L78 Accepts]: Start accepts. Automaton has 2190 states and 3097 transitions. Word has length 39 [2020-12-22 13:22:56,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:22:56,373 INFO L481 AbstractCegarLoop]: Abstraction has 2190 states and 3097 transitions. [2020-12-22 13:22:56,373 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 13:22:56,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 3097 transitions. [2020-12-22 13:22:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-22 13:22:56,381 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:22:56,382 INFO L422 BasicCegarLoop]: trace histogram [3, 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] [2020-12-22 13:22:56,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 13:22:56,382 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:22:56,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:22:56,383 INFO L82 PathProgramCache]: Analyzing trace with hash -1791556652, now seen corresponding path program 1 times [2020-12-22 13:22:56,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:22:56,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727937359] [2020-12-22 13:22:56,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:22:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:22:56,631 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 13:22:56,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727937359] [2020-12-22 13:22:56,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:22:56,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 13:22:56,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843449367] [2020-12-22 13:22:56,634 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 13:22:56,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:22:56,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 13:22:56,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 13:22:56,636 INFO L87 Difference]: Start difference. First operand 2190 states and 3097 transitions. Second operand 4 states. [2020-12-22 13:22:57,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:22:57,148 INFO L93 Difference]: Finished difference Result 9719 states and 13839 transitions. [2020-12-22 13:22:57,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 13:22:57,149 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 66 [2020-12-22 13:22:57,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:22:57,195 INFO L225 Difference]: With dead ends: 9719 [2020-12-22 13:22:57,195 INFO L226 Difference]: Without dead ends: 7557 [2020-12-22 13:22:57,205 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 13:22:57,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7557 states. [2020-12-22 13:22:57,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7557 to 2214. [2020-12-22 13:22:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2214 states. [2020-12-22 13:22:57,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 2214 states and 3121 transitions. [2020-12-22 13:22:57,426 INFO L78 Accepts]: Start accepts. Automaton has 2214 states and 3121 transitions. Word has length 66 [2020-12-22 13:22:57,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:22:57,428 INFO L481 AbstractCegarLoop]: Abstraction has 2214 states and 3121 transitions. [2020-12-22 13:22:57,428 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 13:22:57,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 3121 transitions. [2020-12-22 13:22:57,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-22 13:22:57,432 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:22:57,432 INFO L422 BasicCegarLoop]: trace histogram [3, 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] [2020-12-22 13:22:57,433 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 13:22:57,433 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:22:57,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:22:57,433 INFO L82 PathProgramCache]: Analyzing trace with hash -709159918, now seen corresponding path program 1 times [2020-12-22 13:22:57,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:22:57,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024081358] [2020-12-22 13:22:57,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:22:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:22:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 13:22:58,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024081358] [2020-12-22 13:22:58,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:22:58,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-22 13:22:58,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800831571] [2020-12-22 13:22:58,012 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 13:22:58,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:22:58,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 13:22:58,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-12-22 13:22:58,017 INFO L87 Difference]: Start difference. First operand 2214 states and 3121 transitions. Second operand 10 states. [2020-12-22 13:23:00,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:23:00,344 INFO L93 Difference]: Finished difference Result 8625 states and 12295 transitions. [2020-12-22 13:23:00,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-22 13:23:00,345 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-12-22 13:23:00,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:23:00,376 INFO L225 Difference]: With dead ends: 8625 [2020-12-22 13:23:00,376 INFO L226 Difference]: Without dead ends: 6439 [2020-12-22 13:23:00,382 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=131, Invalid=289, Unknown=0, NotChecked=0, Total=420 [2020-12-22 13:23:00,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6439 states. [2020-12-22 13:23:00,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6439 to 2250. [2020-12-22 13:23:00,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2250 states. [2020-12-22 13:23:00,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 2250 states and 3145 transitions. [2020-12-22 13:23:00,843 INFO L78 Accepts]: Start accepts. Automaton has 2250 states and 3145 transitions. Word has length 69 [2020-12-22 13:23:00,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:23:00,844 INFO L481 AbstractCegarLoop]: Abstraction has 2250 states and 3145 transitions. [2020-12-22 13:23:00,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 13:23:00,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 3145 transitions. [2020-12-22 13:23:00,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-22 13:23:00,848 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:23:00,848 INFO L422 BasicCegarLoop]: trace histogram [3, 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] [2020-12-22 13:23:00,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 13:23:00,849 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:23:00,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:23:00,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1580744531, now seen corresponding path program 1 times [2020-12-22 13:23:00,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:23:00,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197851159] [2020-12-22 13:23:00,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:23:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 13:23:01,291 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 13:23:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 13:23:01,895 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 13:23:02,035 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-22 13:23:02,036 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-22 13:23:02,036 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 13:23:02,095 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,097 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,097 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,098 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,098 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,098 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,099 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,099 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,100 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,100 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,101 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,101 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,101 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,102 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,102 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,103 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,103 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,104 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,104 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,105 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,105 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,105 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,106 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,106 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,107 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,107 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,108 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,108 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,110 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,111 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,111 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,112 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,112 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,113 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,113 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,114 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,114 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,115 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,115 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,115 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,116 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,116 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,117 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,117 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,118 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,118 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,119 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,119 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,120 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,120 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,121 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,121 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,122 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,122 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,123 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,123 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,124 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,124 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,125 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,125 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,126 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,127 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,127 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,128 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,128 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,129 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,129 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,130 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,130 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,131 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,131 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,132 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,132 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,133 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,133 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,134 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,135 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,135 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,136 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,136 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,137 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,137 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,138 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,138 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,139 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,139 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,140 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,140 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,141 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,141 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,142 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,142 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,143 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,143 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,144 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,144 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,145 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,145 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,146 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,146 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,147 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,148 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,148 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,149 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,150 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,150 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,151 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,151 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,152 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,152 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,153 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,153 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,154 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,154 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-12-22 13:23:02,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 01:23:02 BoogieIcfgContainer [2020-12-22 13:23:02,350 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 13:23:02,350 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 13:23:02,351 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 13:23:02,351 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 13:23:02,351 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:22:54" (3/4) ... [2020-12-22 13:23:02,355 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-22 13:23:02,355 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 13:23:02,358 INFO L168 Benchmark]: Toolchain (without parser) took 13623.80 ms. Allocated memory was 158.3 MB in the beginning and 515.9 MB in the end (delta: 357.6 MB). Free memory was 125.9 MB in the beginning and 182.8 MB in the end (delta: -56.9 MB). Peak memory consumption was 300.8 MB. Max. memory is 8.0 GB. [2020-12-22 13:23:02,359 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 158.3 MB. Free memory was 132.9 MB in the beginning and 132.8 MB in the end (delta: 89.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 13:23:02,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2225.45 ms. Allocated memory was 158.3 MB in the beginning and 192.9 MB in the end (delta: 34.6 MB). Free memory was 125.6 MB in the beginning and 142.0 MB in the end (delta: -16.4 MB). Peak memory consumption was 107.2 MB. Max. memory is 8.0 GB. [2020-12-22 13:23:02,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.49 ms. Allocated memory is still 192.9 MB. Free memory was 142.0 MB in the beginning and 124.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-12-22 13:23:02,364 INFO L168 Benchmark]: Boogie Preprocessor took 272.52 ms. Allocated memory is still 192.9 MB. Free memory was 124.8 MB in the beginning and 137.4 MB in the end (delta: -12.6 MB). Peak memory consumption was 16.3 MB. Max. memory is 8.0 GB. [2020-12-22 13:23:02,366 INFO L168 Benchmark]: RCFGBuilder took 2923.92 ms. Allocated memory was 192.9 MB in the beginning and 385.9 MB in the end (delta: 192.9 MB). Free memory was 137.4 MB in the beginning and 240.7 MB in the end (delta: -103.3 MB). Peak memory consumption was 104.8 MB. Max. memory is 8.0 GB. [2020-12-22 13:23:02,371 INFO L168 Benchmark]: TraceAbstraction took 7926.13 ms. Allocated memory was 385.9 MB in the beginning and 515.9 MB in the end (delta: 130.0 MB). Free memory was 240.2 MB in the beginning and 182.8 MB in the end (delta: 57.4 MB). Peak memory consumption was 186.9 MB. Max. memory is 8.0 GB. [2020-12-22 13:23:02,375 INFO L168 Benchmark]: Witness Printer took 4.60 ms. Allocated memory is still 515.9 MB. Free memory is still 182.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 13:23:02,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 158.3 MB. Free memory was 132.9 MB in the beginning and 132.8 MB in the end (delta: 89.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2225.45 ms. Allocated memory was 158.3 MB in the beginning and 192.9 MB in the end (delta: 34.6 MB). Free memory was 125.6 MB in the beginning and 142.0 MB in the end (delta: -16.4 MB). Peak memory consumption was 107.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 258.49 ms. Allocated memory is still 192.9 MB. Free memory was 142.0 MB in the beginning and 124.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 272.52 ms. Allocated memory is still 192.9 MB. Free memory was 124.8 MB in the beginning and 137.4 MB in the end (delta: -12.6 MB). Peak memory consumption was 16.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2923.92 ms. Allocated memory was 192.9 MB in the beginning and 385.9 MB in the end (delta: 192.9 MB). Free memory was 137.4 MB in the beginning and 240.7 MB in the end (delta: -103.3 MB). Peak memory consumption was 104.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7926.13 ms. Allocated memory was 385.9 MB in the beginning and 515.9 MB in the end (delta: 130.0 MB). Free memory was 240.2 MB in the beginning and 182.8 MB in the end (delta: 57.4 MB). Peak memory consumption was 186.9 MB. Max. memory is 8.0 GB. * Witness Printer took 4.60 ms. Allocated memory is still 515.9 MB. Free memory is still 182.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 5554]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 5123. Possible FailurePath: [L5577] int LDV_IN_INTERRUPT = 1; [L5578] struct sk_buff *proto_group1 ; [L5579] int ldv_state_variable_0 ; [L5580] int ldv_state_variable_3 ; [L5581] int ldv_timer_state_1 = 0; [L5582] int ldv_state_variable_2 ; [L5583] struct net_device *proto_group0 ; [L5584] int ref_cnt ; [L5585] int ldv_state_variable_1 ; [L5586] struct timer_list *ldv_timer_list_1 ; [L5964-L5966] static struct hdlc_proto proto = {0, 0, & cisco_start, & cisco_stop, 0, & cisco_ioctl, & cisco_type_trans, & cisco_rx, 0, & __this_module, 0}; [L5967] static struct header_ops const cisco_header_ops = {& cisco_hard_header, 0, 0, 0, 0}; [L6078] int ldv_retval_0 ; [L6374] Element set_impl[15] ; [L6375] int last_index = 0; [L6509] Set LDV_SKBS ; VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6142] struct ifreq *ldvarg0 ; [L6143] void *tmp ; [L6144] unsigned int ldvarg1 ; [L6145] unsigned int tmp___0 ; [L6146] unsigned short ldvarg4 ; [L6147] unsigned short tmp___1 ; [L6148] struct sk_buff *ldvarg3 ; [L6149] void *tmp___2 ; [L6150] struct net_device *ldvarg5 ; [L6151] void *tmp___3 ; [L6152] void *ldvarg2 ; [L6153] void *tmp___4 ; [L6154] void *ldvarg6 ; [L6155] void *tmp___5 ; [L6156] int tmp___6 ; [L6157] int tmp___7 ; [L6158] int tmp___8 ; [L6159] int tmp___9 ; [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6161] tmp = ldv_zalloc(40UL) [L6162] ldvarg0 = (struct ifreq *)tmp [L6163] tmp___0 = __VERIFIER_nondet_uint() [L6164] ldvarg1 = tmp___0 [L6165] tmp___1 = __VERIFIER_nondet_ushort() [L6166] ldvarg4 = tmp___1 [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6167] tmp___2 = ldv_zalloc(232UL) [L6168] ldvarg3 = (struct sk_buff *)tmp___2 [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6169] tmp___3 = ldv_zalloc(3264UL) [L6170] ldvarg5 = (struct net_device *)tmp___3 [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6171] tmp___4 = ldv_zalloc(1UL) [L6172] ldvarg2 = tmp___4 [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6173] tmp___5 = ldv_zalloc(1UL) [L6174] ldvarg6 = tmp___5 [L6380] set = set_impl [L6381] last_index = 0 VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6176] ldv_state_variable_1 = 1 [L6177] ref_cnt = 0 [L6178] ldv_state_variable_0 = 1 [L6179] ldv_state_variable_3 = 0 [L6180] ldv_state_variable_2 = 0 VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6182] tmp___6 = __VERIFIER_nondet_int() [L6184] case 0: VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6185] COND TRUE ldv_state_variable_1 != 0 [L6114] LDV_IN_INTERRUPT = 2 [L6115] timer->data [L6115] timer->function [L5877] struct net_device *dev ; [L5878] hdlc_device *hdlc ; [L5879] struct hdlc_device *tmp ; [L5880] struct cisco_state *st ; [L5881] struct cisco_state *tmp___0 ; [L5882] __u32 tmp___1 ; [L5883] __u32 tmp___2 ; [L5885] dev = (struct net_device *)arg [L5638] void *tmp ; [L5595] return ((void *)dev + 3264U); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5640] tmp = netdev_priv((struct net_device const *)dev) [L5641] return ((struct hdlc_device *)tmp); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5886] tmp = dev_to_hdlc(dev) [L5887] hdlc = tmp [L5670] EXPR hdlc->state [L5670] return ((struct cisco_state *)hdlc->state); [L5888] tmp___0 = state(hdlc) [L5889] st = tmp___0 [L5891] EXPR st->up [L5891] st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L [L5891] EXPR st->last_poll [L5891] EXPR st->settings.timeout [L5891] st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5891] COND FALSE !(st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L) [L5897] EXPR st->rxseq [L5128] __u32 tmp ; [L5117] return (val); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5897] tmp___1 = __fswab32(st->rxseq) [L5898] EXPR st->txseq [L5898] st->txseq = st->txseq + 1U [L5899] EXPR st->txseq [L5128] __u32 tmp ; [L5117] return (val); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5899] tmp___2 = __fswab32(st->txseq) [L5695] struct sk_buff *skb ; [L5696] struct cisco_packet *data ; [L5697] __u32 tmp ; [L5698] __u32 tmp___0 ; [L6356] struct sk_buff *tmp ; [L6512] void *skb ; [L6513] void *tmp___7 ; [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND FALSE !(tmp___0 != 0) [L5527] tmp = calloc(1UL, size) [L5528] p = tmp [L5498] COND FALSE !(!cond) VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5530] return (p); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6515] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6516] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6517] COND FALSE !(! skb) [L6388] int i ; [L6390] i = 0 VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6391] COND TRUE 1 VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6392] COND FALSE !(i < last_index) VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6402] COND TRUE last_index < 15 [L6403] set_impl[last_index] = e [L6404] last_index = last_index + 1 VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6521] return (skb); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6358] tmp = ldv_skb_alloc() [L6359] return (tmp); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5700] skb = ldv_dev_alloc_skb_12(22U) [L5701] COND FALSE !((unsigned long )skb == (unsigned long )((struct sk_buff *)0)) [L5475] EXPR skb->data [L5475] skb->data = skb->data + (unsigned long )len [L5476] EXPR skb->tail [L5476] skb->tail = skb->tail + (sk_buff_data_t )len [L5676] struct hdlc_header *data ; [L5677] __u16 tmp ; [L5502] void *p ; [L5503] void *tmp ; [L5504] int tmp___0 ; [L5506] tmp___0 = __VERIFIER_nondet_int() [L5507] COND TRUE tmp___0 != 0 [L5508] return ((void *)0); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6687] return ldv_malloc(sizeof(unsigned char)); [L5680] EXPR skb->data [L5680] data = (struct hdlc_header *)skb->data [L5681] COND TRUE (unsigned int )type == 32821U [L5682] data->address = 143U VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5686] data->control = 0U [L5123] return ((__u16 )((int )((short )((int )val << 8)) | (int )((short )((int )val >> 8)))); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5687] tmp = __fswab16((int )type) [L5688] data->protocol = tmp [L5689] return (4); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5708] EXPR skb->data [L5708] data = (struct cisco_packet *)skb->data + 4U [L5128] __u32 tmp ; [L5117] return (val); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5709] tmp = __fswab32(type) [L5710] data->type = tmp [L5711] data->par1 = par1 [L5712] data->par2 = par2 [L5713] data->rel = 65535U [L5128] __u32 tmp ; [L5117] return (val); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5714] tmp___0 = __fswab32(((__u32 )jiffies + 75000U) * 4U) [L5715] data->time = tmp___0 [L6690] EXPR arg0->data [L6690] EXPR arg0->tail [L6690] unsigned char *ret_val = arg0->data + arg0->tail; [L6691] EXPR arg0->tail [L6691] arg0->tail += arg1 [L6692] return ret_val; VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5717] skb->priority = 7U [L5718] skb->dev = dev [L5483] EXPR skb->data [L5483] EXPR skb->head [L5483] skb->network_header = (int )((__u16 )((long )skb->data)) - (int )((__u16 )((long )skb->head)) [L6643] return __VERIFIER_nondet_int(); [L5902] EXPR st->settings.interval [L5902] st->timer.expires = (unsigned long )(st->settings.interval * 250U) + (unsigned long )jiffies [L5903] st->timer.function = & cisco_timer [L5904] st->timer.data = arg [L6116] LDV_IN_INTERRUPT = 1 [L6117] ldv_timer_state_1 = 2 VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6182] tmp___6 = __VERIFIER_nondet_int() [L6184] case 0: [L6190] case 1: VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6191] COND TRUE ldv_state_variable_0 != 0 [L6192] tmp___7 = __VERIFIER_nondet_int() [L6194] case 0: [L6202] case 1: VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6203] COND TRUE ldv_state_variable_0 == 1 [L6068] return (0); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6204] ldv_retval_0 = mod_init() [L6205] COND TRUE ldv_retval_0 == 0 [L6206] ldv_state_variable_0 = 3 [L6207] ldv_state_variable_2 = 1 [L6208] ldv_state_variable_3 = 1 [L6101] void *tmp ; [L6102] void *tmp___0 ; [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6104] tmp = ldv_zalloc(232UL) [L6105] proto_group1 = (struct sk_buff *)tmp [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6106] tmp___0 = ldv_zalloc(3264UL) [L6107] proto_group0 = (struct net_device *)tmp___0 VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6212] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6182] tmp___6 = __VERIFIER_nondet_int() [L6184] case 0: [L6190] case 1: VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6191] COND TRUE ldv_state_variable_0 != 0 [L6192] tmp___7 = __VERIFIER_nondet_int() [L6194] case 0: VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6195] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6197] ldv_state_variable_0 = 2 VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6579] int tmp___7 ; [L6470] return (last_index == 0); VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L6581] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6582] COND FALSE !(\read(tmp___7)) VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] [L5554] reach_error() VAL [__this_module={46116860184273867548:46116860184273867557}, cisco_header_ops={23:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, proto={37:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={21:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 588 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 7.5s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6775 SDtfs, 13830 SDslu, 15918 SDs, 0 SdLazy, 612 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2250occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 9532 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 310 NumberOfCodeBlocks, 310 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 26387 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 23/23 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...