/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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 13:06:50,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 13:06:50,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 13:06:50,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 13:06:50,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 13:06:50,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 13:06:50,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 13:06:50,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 13:06:50,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 13:06:50,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 13:06:50,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 13:06:50,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 13:06:50,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 13:06:50,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 13:06:50,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 13:06:50,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 13:06:50,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 13:06:50,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 13:06:50,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 13:06:50,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 13:06:50,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 13:06:50,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 13:06:50,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 13:06:50,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 13:06:50,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 13:06:50,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 13:06:50,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 13:06:50,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 13:06:50,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 13:06:50,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 13:06:50,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 13:06:50,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 13:06:50,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 13:06:50,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 13:06:50,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 13:06:50,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 13:06:50,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 13:06:50,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 13:06:50,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 13:06:50,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 13:06:50,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 13:06:50,336 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 13:06:50,391 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 13:06:50,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 13:06:50,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 13:06:50,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 13:06:50,396 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 13:06:50,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 13:06:50,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 13:06:50,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 13:06:50,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 13:06:50,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 13:06:50,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 13:06:50,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 13:06:50,399 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 13:06:50,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 13:06:50,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 13:06:50,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 13:06:50,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 13:06:50,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 13:06:50,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 13:06:50,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 13:06:50,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 13:06:50,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 13:06:50,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 13:06:50,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 13:06:50,402 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 13:06:50,402 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 13:06:50,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 13:06:50,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 13:06:50,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 13:06:50,804 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 13:06:50,804 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 13:06:50,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2020-12-22 13:06:50,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adae496d5/614f37d769d841819b85be2c344ba382/FLAG01ccc0329 [2020-12-22 13:06:51,981 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 13:06:51,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2020-12-22 13:06:52,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adae496d5/614f37d769d841819b85be2c344ba382/FLAG01ccc0329 [2020-12-22 13:06:52,433 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adae496d5/614f37d769d841819b85be2c344ba382 [2020-12-22 13:06:52,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 13:06:52,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 13:06:52,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 13:06:52,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 13:06:52,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 13:06:52,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:06:52" (1/1) ... [2020-12-22 13:06:52,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19057480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:52, skipping insertion in model container [2020-12-22 13:06:52,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:06:52" (1/1) ... [2020-12-22 13:06:52,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 13:06:52,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 13:06:53,266 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i[104745,104758] [2020-12-22 13:06:53,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 13:06:53,685 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 13:06:53,839 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i[104745,104758] [2020-12-22 13:06:54,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 13:06:54,189 INFO L208 MainTranslator]: Completed translation [2020-12-22 13:06:54,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54 WrapperNode [2020-12-22 13:06:54,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 13:06:54,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 13:06:54,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 13:06:54,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 13:06:54,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (1/1) ... [2020-12-22 13:06:54,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (1/1) ... [2020-12-22 13:06:54,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 13:06:54,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 13:06:54,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 13:06:54,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 13:06:54,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (1/1) ... [2020-12-22 13:06:54,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (1/1) ... [2020-12-22 13:06:54,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (1/1) ... [2020-12-22 13:06:54,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (1/1) ... [2020-12-22 13:06:54,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (1/1) ... [2020-12-22 13:06:54,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (1/1) ... [2020-12-22 13:06:54,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (1/1) ... [2020-12-22 13:06:54,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 13:06:54,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 13:06:54,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 13:06:54,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 13:06:54,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (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 13:06:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 13:06:54,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 13:06:54,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 13:06:54,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 13:06:54,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 13:06:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 13:06:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 13:06:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 13:06:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 13:06:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 13:06:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 13:06:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 13:07:04,397 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 13:07:04,398 INFO L299 CfgBuilder]: Removed 310 assume(true) statements. [2020-12-22 13:07:04,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:07:04 BoogieIcfgContainer [2020-12-22 13:07:04,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 13:07:04,403 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 13:07:04,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 13:07:04,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 13:07:04,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 01:06:52" (1/3) ... [2020-12-22 13:07:04,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@552fa3fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:07:04, skipping insertion in model container [2020-12-22 13:07:04,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:06:54" (2/3) ... [2020-12-22 13:07:04,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@552fa3fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:07:04, skipping insertion in model container [2020-12-22 13:07:04,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:07:04" (3/3) ... [2020-12-22 13:07:04,410 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--input--tablet--gtco.ko-entry_point.cil.out.i [2020-12-22 13:07:04,417 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 13:07:04,424 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-12-22 13:07:04,444 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-22 13:07:04,476 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 13:07:04,476 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 13:07:04,476 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 13:07:04,477 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 13:07:04,477 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 13:07:04,477 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 13:07:04,477 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 13:07:04,477 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 13:07:04,501 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states. [2020-12-22 13:07:04,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-22 13:07:04,508 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:04,508 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:07:04,509 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:04,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:04,515 INFO L82 PathProgramCache]: Analyzing trace with hash 1148713798, now seen corresponding path program 1 times [2020-12-22 13:07:04,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:04,526 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353718207] [2020-12-22 13:07:04,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:05,184 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 13:07:05,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353718207] [2020-12-22 13:07:05,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:05,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:07:05,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91732699] [2020-12-22 13:07:05,192 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:07:05,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:05,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:07:05,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:07:05,210 INFO L87 Difference]: Start difference. First operand 388 states. Second operand 3 states. [2020-12-22 13:07:07,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:07,532 INFO L93 Difference]: Finished difference Result 1120 states and 1667 transitions. [2020-12-22 13:07:07,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:07:07,535 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-12-22 13:07:07,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:07,563 INFO L225 Difference]: With dead ends: 1120 [2020-12-22 13:07:07,563 INFO L226 Difference]: Without dead ends: 725 [2020-12-22 13:07:07,569 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 13:07:07,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2020-12-22 13:07:07,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 725. [2020-12-22 13:07:07,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 725 states. [2020-12-22 13:07:07,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 725 states and 1012 transitions. [2020-12-22 13:07:07,723 INFO L78 Accepts]: Start accepts. Automaton has 725 states and 1012 transitions. Word has length 15 [2020-12-22 13:07:07,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:07,723 INFO L481 AbstractCegarLoop]: Abstraction has 725 states and 1012 transitions. [2020-12-22 13:07:07,724 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:07:07,724 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1012 transitions. [2020-12-22 13:07:07,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 13:07:07,726 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:07,726 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] [2020-12-22 13:07:07,726 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 13:07:07,726 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:07,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:07,728 INFO L82 PathProgramCache]: Analyzing trace with hash -1888760138, now seen corresponding path program 1 times [2020-12-22 13:07:07,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:07,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621356052] [2020-12-22 13:07:07,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:08,017 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 13:07:08,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621356052] [2020-12-22 13:07:08,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:08,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:07:08,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920433452] [2020-12-22 13:07:08,020 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:07:08,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:08,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:07:08,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:07:08,022 INFO L87 Difference]: Start difference. First operand 725 states and 1012 transitions. Second operand 3 states. [2020-12-22 13:07:08,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:08,123 INFO L93 Difference]: Finished difference Result 755 states and 1040 transitions. [2020-12-22 13:07:08,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:07:08,124 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-22 13:07:08,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:08,129 INFO L225 Difference]: With dead ends: 755 [2020-12-22 13:07:08,129 INFO L226 Difference]: Without dead ends: 740 [2020-12-22 13:07:08,131 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 13:07:08,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2020-12-22 13:07:08,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 725. [2020-12-22 13:07:08,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 725 states. [2020-12-22 13:07:08,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 725 states and 1011 transitions. [2020-12-22 13:07:08,172 INFO L78 Accepts]: Start accepts. Automaton has 725 states and 1011 transitions. Word has length 22 [2020-12-22 13:07:08,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:08,172 INFO L481 AbstractCegarLoop]: Abstraction has 725 states and 1011 transitions. [2020-12-22 13:07:08,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:07:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1011 transitions. [2020-12-22 13:07:08,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 13:07:08,176 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:08,176 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] [2020-12-22 13:07:08,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 13:07:08,176 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:08,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:08,180 INFO L82 PathProgramCache]: Analyzing trace with hash -1888700556, now seen corresponding path program 1 times [2020-12-22 13:07:08,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:08,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849697075] [2020-12-22 13:07:08,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:08,727 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 13:07:08,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849697075] [2020-12-22 13:07:08,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:08,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 13:07:08,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739296960] [2020-12-22 13:07:08,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:07:08,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:08,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:07:08,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:07:08,730 INFO L87 Difference]: Start difference. First operand 725 states and 1011 transitions. Second operand 3 states. [2020-12-22 13:07:08,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:08,836 INFO L93 Difference]: Finished difference Result 2157 states and 3014 transitions. [2020-12-22 13:07:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:07:08,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-22 13:07:08,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:08,845 INFO L225 Difference]: With dead ends: 2157 [2020-12-22 13:07:08,846 INFO L226 Difference]: Without dead ends: 1440 [2020-12-22 13:07:08,848 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 13:07:08,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1440 states. [2020-12-22 13:07:08,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1440 to 1428. [2020-12-22 13:07:08,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2020-12-22 13:07:08,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1996 transitions. [2020-12-22 13:07:08,906 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1996 transitions. Word has length 22 [2020-12-22 13:07:08,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:08,906 INFO L481 AbstractCegarLoop]: Abstraction has 1428 states and 1996 transitions. [2020-12-22 13:07:08,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:07:08,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1996 transitions. [2020-12-22 13:07:08,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-22 13:07:08,908 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:08,908 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] [2020-12-22 13:07:08,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 13:07:08,908 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:08,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:08,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1579824603, now seen corresponding path program 1 times [2020-12-22 13:07:08,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:08,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968883003] [2020-12-22 13:07:08,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:09,221 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 13:07:09,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968883003] [2020-12-22 13:07:09,222 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:09,222 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 13:07:09,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826804232] [2020-12-22 13:07:09,223 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:07:09,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:09,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:07:09,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:07:09,230 INFO L87 Difference]: Start difference. First operand 1428 states and 1996 transitions. Second operand 3 states. [2020-12-22 13:07:09,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:09,381 INFO L93 Difference]: Finished difference Result 4262 states and 5961 transitions. [2020-12-22 13:07:09,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:07:09,382 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2020-12-22 13:07:09,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:09,400 INFO L225 Difference]: With dead ends: 4262 [2020-12-22 13:07:09,400 INFO L226 Difference]: Without dead ends: 2842 [2020-12-22 13:07:09,404 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 13:07:09,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2842 states. [2020-12-22 13:07:09,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2842 to 2831. [2020-12-22 13:07:09,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2831 states. [2020-12-22 13:07:09,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2831 states and 3960 transitions. [2020-12-22 13:07:09,537 INFO L78 Accepts]: Start accepts. Automaton has 2831 states and 3960 transitions. Word has length 23 [2020-12-22 13:07:09,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:09,538 INFO L481 AbstractCegarLoop]: Abstraction has 2831 states and 3960 transitions. [2020-12-22 13:07:09,538 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:07:09,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 3960 transitions. [2020-12-22 13:07:09,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 13:07:09,541 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:09,542 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 13:07:09,542 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 13:07:09,542 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:09,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:09,543 INFO L82 PathProgramCache]: Analyzing trace with hash 1729922142, now seen corresponding path program 1 times [2020-12-22 13:07:09,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:09,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686223948] [2020-12-22 13:07:09,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:09,769 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 13:07:09,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686223948] [2020-12-22 13:07:09,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:09,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 13:07:09,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955893369] [2020-12-22 13:07:09,772 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:07:09,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:09,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:07:09,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:07:09,773 INFO L87 Difference]: Start difference. First operand 2831 states and 3960 transitions. Second operand 3 states. [2020-12-22 13:07:09,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:09,937 INFO L93 Difference]: Finished difference Result 2836 states and 3964 transitions. [2020-12-22 13:07:09,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:07:09,938 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-22 13:07:09,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:09,955 INFO L225 Difference]: With dead ends: 2836 [2020-12-22 13:07:09,956 INFO L226 Difference]: Without dead ends: 2834 [2020-12-22 13:07:09,957 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 13:07:09,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2834 states. [2020-12-22 13:07:10,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2834 to 2832. [2020-12-22 13:07:10,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2832 states. [2020-12-22 13:07:10,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2832 states and 3961 transitions. [2020-12-22 13:07:10,083 INFO L78 Accepts]: Start accepts. Automaton has 2832 states and 3961 transitions. Word has length 24 [2020-12-22 13:07:10,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:10,083 INFO L481 AbstractCegarLoop]: Abstraction has 2832 states and 3961 transitions. [2020-12-22 13:07:10,083 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:07:10,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 3961 transitions. [2020-12-22 13:07:10,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-22 13:07:10,088 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:10,089 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] [2020-12-22 13:07:10,089 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 13:07:10,089 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:10,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:10,089 INFO L82 PathProgramCache]: Analyzing trace with hash 2087978565, now seen corresponding path program 1 times [2020-12-22 13:07:10,090 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:10,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29863359] [2020-12-22 13:07:10,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:10,313 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 13:07:10,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29863359] [2020-12-22 13:07:10,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:10,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 13:07:10,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102652259] [2020-12-22 13:07:10,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:07:10,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:10,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:07:10,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:07:10,315 INFO L87 Difference]: Start difference. First operand 2832 states and 3961 transitions. Second operand 3 states. [2020-12-22 13:07:10,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:10,410 INFO L93 Difference]: Finished difference Result 2832 states and 3961 transitions. [2020-12-22 13:07:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:07:10,411 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-12-22 13:07:10,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:10,426 INFO L225 Difference]: With dead ends: 2832 [2020-12-22 13:07:10,426 INFO L226 Difference]: Without dead ends: 2830 [2020-12-22 13:07:10,428 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 13:07:10,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2830 states. [2020-12-22 13:07:10,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2830 to 2830. [2020-12-22 13:07:10,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2830 states. [2020-12-22 13:07:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2830 states and 3959 transitions. [2020-12-22 13:07:10,548 INFO L78 Accepts]: Start accepts. Automaton has 2830 states and 3959 transitions. Word has length 25 [2020-12-22 13:07:10,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:10,549 INFO L481 AbstractCegarLoop]: Abstraction has 2830 states and 3959 transitions. [2020-12-22 13:07:10,549 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:07:10,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2830 states and 3959 transitions. [2020-12-22 13:07:10,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 13:07:10,553 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:10,554 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] [2020-12-22 13:07:10,560 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 13:07:10,561 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:10,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:10,562 INFO L82 PathProgramCache]: Analyzing trace with hash 302825800, now seen corresponding path program 1 times [2020-12-22 13:07:10,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:10,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971124319] [2020-12-22 13:07:10,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:10,741 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 13:07:10,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971124319] [2020-12-22 13:07:10,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:10,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 13:07:10,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033949157] [2020-12-22 13:07:10,742 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:07:10,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:10,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:07:10,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:07:10,754 INFO L87 Difference]: Start difference. First operand 2830 states and 3959 transitions. Second operand 3 states. [2020-12-22 13:07:10,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:10,842 INFO L93 Difference]: Finished difference Result 2830 states and 3959 transitions. [2020-12-22 13:07:10,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:07:10,842 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-22 13:07:10,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:10,859 INFO L225 Difference]: With dead ends: 2830 [2020-12-22 13:07:10,859 INFO L226 Difference]: Without dead ends: 2821 [2020-12-22 13:07:10,861 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 13:07:10,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2821 states. [2020-12-22 13:07:10,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2821 to 2821. [2020-12-22 13:07:10,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2821 states. [2020-12-22 13:07:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 2821 states and 3947 transitions. [2020-12-22 13:07:11,010 INFO L78 Accepts]: Start accepts. Automaton has 2821 states and 3947 transitions. Word has length 26 [2020-12-22 13:07:11,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:11,010 INFO L481 AbstractCegarLoop]: Abstraction has 2821 states and 3947 transitions. [2020-12-22 13:07:11,010 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:07:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3947 transitions. [2020-12-22 13:07:11,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-22 13:07:11,014 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:11,015 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 13:07:11,015 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 13:07:11,015 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:11,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:11,016 INFO L82 PathProgramCache]: Analyzing trace with hash -67576925, now seen corresponding path program 1 times [2020-12-22 13:07:11,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:11,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883814741] [2020-12-22 13:07:11,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:11,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 13:07:11,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883814741] [2020-12-22 13:07:11,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:11,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:07:11,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760483121] [2020-12-22 13:07:11,222 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:07:11,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:11,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:07:11,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:07:11,223 INFO L87 Difference]: Start difference. First operand 2821 states and 3947 transitions. Second operand 3 states. [2020-12-22 13:07:11,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:11,436 INFO L93 Difference]: Finished difference Result 5756 states and 8057 transitions. [2020-12-22 13:07:11,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:07:11,437 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-12-22 13:07:11,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:11,451 INFO L225 Difference]: With dead ends: 5756 [2020-12-22 13:07:11,451 INFO L226 Difference]: Without dead ends: 2943 [2020-12-22 13:07:11,456 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 13:07:11,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2943 states. [2020-12-22 13:07:11,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2943 to 2921. [2020-12-22 13:07:11,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2921 states. [2020-12-22 13:07:11,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2921 states and 4090 transitions. [2020-12-22 13:07:11,579 INFO L78 Accepts]: Start accepts. Automaton has 2921 states and 4090 transitions. Word has length 61 [2020-12-22 13:07:11,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:11,579 INFO L481 AbstractCegarLoop]: Abstraction has 2921 states and 4090 transitions. [2020-12-22 13:07:11,579 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:07:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 4090 transitions. [2020-12-22 13:07:11,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-22 13:07:11,582 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:11,582 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 13:07:11,583 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 13:07:11,583 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:11,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:11,584 INFO L82 PathProgramCache]: Analyzing trace with hash 1531221519, now seen corresponding path program 1 times [2020-12-22 13:07:11,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:11,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063104568] [2020-12-22 13:07:11,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:12,242 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:07:12,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063104568] [2020-12-22 13:07:12,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:12,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-22 13:07:12,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760052244] [2020-12-22 13:07:12,249 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 13:07:12,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:12,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 13:07:12,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-22 13:07:12,250 INFO L87 Difference]: Start difference. First operand 2921 states and 4090 transitions. Second operand 8 states. [2020-12-22 13:07:13,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:13,401 INFO L93 Difference]: Finished difference Result 10354 states and 14327 transitions. [2020-12-22 13:07:13,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 13:07:13,402 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 69 [2020-12-22 13:07:13,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:13,447 INFO L225 Difference]: With dead ends: 10354 [2020-12-22 13:07:13,448 INFO L226 Difference]: Without dead ends: 7441 [2020-12-22 13:07:13,456 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2020-12-22 13:07:13,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7441 states. [2020-12-22 13:07:13,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7441 to 2969. [2020-12-22 13:07:13,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2969 states. [2020-12-22 13:07:13,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 2969 states and 4138 transitions. [2020-12-22 13:07:13,741 INFO L78 Accepts]: Start accepts. Automaton has 2969 states and 4138 transitions. Word has length 69 [2020-12-22 13:07:13,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:13,744 INFO L481 AbstractCegarLoop]: Abstraction has 2969 states and 4138 transitions. [2020-12-22 13:07:13,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 13:07:13,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2969 states and 4138 transitions. [2020-12-22 13:07:13,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-22 13:07:13,746 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:13,746 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] [2020-12-22 13:07:13,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 13:07:13,747 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:13,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:13,748 INFO L82 PathProgramCache]: Analyzing trace with hash 714165523, now seen corresponding path program 1 times [2020-12-22 13:07:13,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:13,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009188718] [2020-12-22 13:07:13,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:07:14,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009188718] [2020-12-22 13:07:14,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:14,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 13:07:14,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364241059] [2020-12-22 13:07:14,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 13:07:14,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:14,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 13:07:14,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-22 13:07:14,248 INFO L87 Difference]: Start difference. First operand 2969 states and 4138 transitions. Second operand 7 states. [2020-12-22 13:07:15,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:15,395 INFO L93 Difference]: Finished difference Result 10871 states and 15000 transitions. [2020-12-22 13:07:15,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 13:07:15,396 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2020-12-22 13:07:15,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:15,430 INFO L225 Difference]: With dead ends: 10871 [2020-12-22 13:07:15,430 INFO L226 Difference]: Without dead ends: 7910 [2020-12-22 13:07:15,439 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2020-12-22 13:07:15,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7910 states. [2020-12-22 13:07:15,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7910 to 3025. [2020-12-22 13:07:15,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3025 states. [2020-12-22 13:07:15,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 3025 states and 4202 transitions. [2020-12-22 13:07:15,774 INFO L78 Accepts]: Start accepts. Automaton has 3025 states and 4202 transitions. Word has length 71 [2020-12-22 13:07:15,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:15,774 INFO L481 AbstractCegarLoop]: Abstraction has 3025 states and 4202 transitions. [2020-12-22 13:07:15,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 13:07:15,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 4202 transitions. [2020-12-22 13:07:15,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-22 13:07:15,776 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:15,776 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] [2020-12-22 13:07:15,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 13:07:15,777 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:15,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:15,777 INFO L82 PathProgramCache]: Analyzing trace with hash 449215055, now seen corresponding path program 1 times [2020-12-22 13:07:15,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:15,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30852418] [2020-12-22 13:07:15,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:07:16,148 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:07:16,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30852418] [2020-12-22 13:07:16,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:07:16,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 13:07:16,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142113177] [2020-12-22 13:07:16,150 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 13:07:16,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:07:16,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 13:07:16,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 13:07:16,152 INFO L87 Difference]: Start difference. First operand 3025 states and 4202 transitions. Second operand 4 states. [2020-12-22 13:07:16,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:07:16,699 INFO L93 Difference]: Finished difference Result 8679 states and 12120 transitions. [2020-12-22 13:07:16,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 13:07:16,700 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 73 [2020-12-22 13:07:16,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:07:16,721 INFO L225 Difference]: With dead ends: 8679 [2020-12-22 13:07:16,721 INFO L226 Difference]: Without dead ends: 5646 [2020-12-22 13:07:16,727 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 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 13:07:16,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5646 states. [2020-12-22 13:07:16,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5646 to 3025. [2020-12-22 13:07:16,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3025 states. [2020-12-22 13:07:16,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 3025 states and 4194 transitions. [2020-12-22 13:07:16,964 INFO L78 Accepts]: Start accepts. Automaton has 3025 states and 4194 transitions. Word has length 73 [2020-12-22 13:07:16,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:07:16,965 INFO L481 AbstractCegarLoop]: Abstraction has 3025 states and 4194 transitions. [2020-12-22 13:07:16,966 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 13:07:16,966 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 4194 transitions. [2020-12-22 13:07:16,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-22 13:07:16,967 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:07:16,967 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] [2020-12-22 13:07:16,968 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 13:07:16,968 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:07:16,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:07:16,968 INFO L82 PathProgramCache]: Analyzing trace with hash 77040683, now seen corresponding path program 1 times [2020-12-22 13:07:16,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:07:16,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975919535] [2020-12-22 13:07:16,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:07:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 13:07:19,895 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 13:07:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 13:07:22,438 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 13:07:22,827 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-22 13:07:22,828 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-22 13:07:22,828 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 13:07:23,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 01:07:23 BoogieIcfgContainer [2020-12-22 13:07:23,918 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 13:07:23,918 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 13:07:23,918 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 13:07:23,919 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 13:07:23,919 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:07:04" (3/4) ... [2020-12-22 13:07:23,924 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-22 13:07:23,924 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 13:07:23,926 INFO L168 Benchmark]: Toolchain (without parser) took 31486.18 ms. Allocated memory was 155.2 MB in the beginning and 779.1 MB in the end (delta: 623.9 MB). Free memory was 124.7 MB in the beginning and 580.4 MB in the end (delta: -455.8 MB). Peak memory consumption was 168.3 MB. Max. memory is 8.0 GB. [2020-12-22 13:07:23,927 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 155.2 MB. Free memory is still 127.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 13:07:23,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1750.53 ms. Allocated memory is still 155.2 MB. Free memory was 124.5 MB in the beginning and 118.0 MB in the end (delta: 6.5 MB). Peak memory consumption was 92.4 MB. Max. memory is 8.0 GB. [2020-12-22 13:07:23,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 319.53 ms. Allocated memory was 155.2 MB in the beginning and 207.6 MB in the end (delta: 52.4 MB). Free memory was 118.0 MB in the beginning and 158.3 MB in the end (delta: -40.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 8.0 GB. [2020-12-22 13:07:23,929 INFO L168 Benchmark]: Boogie Preprocessor took 204.65 ms. Allocated memory is still 207.6 MB. Free memory was 158.3 MB in the beginning and 143.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-12-22 13:07:23,929 INFO L168 Benchmark]: RCFGBuilder took 9682.04 ms. Allocated memory was 207.6 MB in the beginning and 445.6 MB in the end (delta: 238.0 MB). Free memory was 143.7 MB in the beginning and 310.4 MB in the end (delta: -166.7 MB). Peak memory consumption was 209.2 MB. Max. memory is 8.0 GB. [2020-12-22 13:07:23,930 INFO L168 Benchmark]: TraceAbstraction took 19514.87 ms. Allocated memory was 445.6 MB in the beginning and 779.1 MB in the end (delta: 333.4 MB). Free memory was 309.9 MB in the beginning and 580.9 MB in the end (delta: -271.1 MB). Peak memory consumption was 411.5 MB. Max. memory is 8.0 GB. [2020-12-22 13:07:23,931 INFO L168 Benchmark]: Witness Printer took 5.97 ms. Allocated memory is still 779.1 MB. Free memory was 580.9 MB in the beginning and 580.4 MB in the end (delta: 522.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 13:07:23,934 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 155.2 MB. Free memory is still 127.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1750.53 ms. Allocated memory is still 155.2 MB. Free memory was 124.5 MB in the beginning and 118.0 MB in the end (delta: 6.5 MB). Peak memory consumption was 92.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 319.53 ms. Allocated memory was 155.2 MB in the beginning and 207.6 MB in the end (delta: 52.4 MB). Free memory was 118.0 MB in the beginning and 158.3 MB in the end (delta: -40.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 204.65 ms. Allocated memory is still 207.6 MB. Free memory was 158.3 MB in the beginning and 143.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 9682.04 ms. Allocated memory was 207.6 MB in the beginning and 445.6 MB in the end (delta: 238.0 MB). Free memory was 143.7 MB in the beginning and 310.4 MB in the end (delta: -166.7 MB). Peak memory consumption was 209.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 19514.87 ms. Allocated memory was 445.6 MB in the beginning and 779.1 MB in the end (delta: 333.4 MB). Free memory was 309.9 MB in the beginning and 580.9 MB in the end (delta: -271.1 MB). Peak memory consumption was 411.5 MB. Max. memory is 8.0 GB. * Witness Printer took 5.97 ms. Allocated memory is still 779.1 MB. Free memory was 580.9 MB in the beginning and 580.4 MB in the end (delta: 522.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3735]: 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 3766. Possible FailurePath: [L3758] int ldv_state_variable_1 ; [L3759] int LDV_IN_INTERRUPT = 1; [L3760] int usb_counter ; [L3761] struct usb_interface *gtco_driverinfo_table_group1 ; [L3762] int ref_cnt ; [L3763] int ldv_state_variable_0 ; [L3830-L3844] static struct usb_device_id const gtco_usbid_table[6U] = { {3U, 1932U, 1024U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 1932U, 1025U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 1932U, 4096U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 1932U, 4097U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 1932U, 4098U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L3845] struct usb_device_id const __mod_usb_device_table ; [L4829-L4834] static struct usb_driver gtco_driverinfo_table = {"gtco", & gtco_probe, & gtco_disconnect, 0, 0, 0, 0, 0, 0, (struct usb_device_id const *)(& gtco_usbid_table), {{{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, {{0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}; [L4850] int ldv_retval_0 ; [L4851] int ldv_retval_1 ; [L5064] int INTERF_STATE = 0; [L5065] int SERIAL_STATE = 0; [L5066] void *usb_intfdata = 0; [L5067] struct urb *usb_urb = 0; [L5068] struct usb_device *usb_dev = 0; [L5069] int dev_counter = 0; [L5070] int completeFnIntCounter = 0; [L5071] int completeFnBulkCounter = 0; [L5072] void (*completeFnInt)(struct urb * ) ; [L5073] void (*completeFnBulk)(struct urb * ) ; VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4865] struct usb_device_id *ldvarg0 ; [L4866] void *tmp ; [L4867] int tmp___0 ; [L4868] int tmp___1 ; [L4869] int tmp___2 ; [L3700] void *p ; [L3701] void *tmp ; [L3702] int tmp___0 ; [L3704] tmp___0 = __VERIFIER_nondet_int() [L3705] COND TRUE tmp___0 != 0 [L3706] return ((void *)0); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4871] tmp = ldv_zalloc(32UL) [L4872] ldvarg0 = (struct usb_device_id *)tmp VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4874] ldv_state_variable_1 = 0 [L4875] ref_cnt = 0 [L4876] ldv_state_variable_0 = 1 VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4878] tmp___0 = __VERIFIER_nondet_int() [L4880] case 0: [L4910] case 1: VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4911] COND TRUE ldv_state_variable_0 != 0 [L4912] tmp___2 = __VERIFIER_nondet_int() [L4914] case 0: [L4922] case 1: VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4923] COND TRUE ldv_state_variable_0 == 1 [L4837] int tmp ; [L5036] ldv_func_ret_type ldv_func_res ; [L5037] int tmp ; [L5370] return __VERIFIER_nondet_int(); [L5039] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L5040] ldv_func_res = tmp [L5041] ldv_state_variable_1 = 1 [L5042] usb_counter = 0 [L4856] void *tmp ; [L3700] void *p ; [L3701] void *tmp ; [L3702] int tmp___0 ; [L3704] tmp___0 = __VERIFIER_nondet_int() [L3705] COND TRUE tmp___0 != 0 [L3706] return ((void *)0); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4858] tmp = ldv_zalloc(1520UL) [L4859] gtco_driverinfo_table_group1 = (struct usb_interface *)tmp VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5044] return (ldv_func_res); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4839] tmp = ldv_usb_register_driver_11(& gtco_driverinfo_table, & __this_module, "gtco") [L4840] return (tmp); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4924] ldv_retval_1 = gtco_driverinfo_table_init() [L4925] COND TRUE ldv_retval_1 == 0 [L4926] ldv_state_variable_0 = 3 VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4929] COND FALSE !(ldv_retval_1 != 0) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4878] tmp___0 = __VERIFIER_nondet_int() [L4880] case 0: VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4881] COND TRUE ldv_state_variable_1 != 0 [L4882] tmp___1 = __VERIFIER_nondet_int() [L4884] case 0: VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4885] COND TRUE ldv_state_variable_1 == 1 [L4569] struct gtco *gtco ; [L4570] struct input_dev *input_dev ; [L4571] struct hid_descriptor *hid_desc ; [L4572] char *report ; [L4573] int result ; [L4574] int retry ; [L4575] int error ; [L4576] struct usb_endpoint_descriptor *endpoint ; [L4577] void *tmp ; [L4578] struct usb_device *tmp___0 ; [L4579] void *tmp___1 ; [L4580] struct _ddebug descriptor ; [L4581] long tmp___2 ; [L4582] struct _ddebug descriptor___0 ; [L4583] long tmp___3 ; [L4584] struct _ddebug descriptor___1 ; [L4585] long tmp___4 ; [L4586] struct _ddebug descriptor___2 ; [L4587] long tmp___5 ; [L4588] struct _ddebug descriptor___3 ; [L4589] long tmp___6 ; [L4590] int tmp___7 ; [L4591] struct _ddebug descriptor___4 ; [L4592] long tmp___8 ; [L4593] int tmp___9 ; [L4594] struct _ddebug descriptor___5 ; [L4595] long tmp___10 ; [L4596] void *tmp___11 ; [L4597] unsigned int tmp___12 ; [L4598] struct _ddebug descriptor___6 ; [L4599] long tmp___13 ; [L4600] unsigned int tmp___14 ; [L4602] result = 0 [L3667] void *tmp ; [L3658] void *tmp___2 ; [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND FALSE !(tmp___0 != 0) [L3691] tmp = malloc(size) [L3692] p = tmp [L3679] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3694] return (p); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3653] return ldv_malloc(size); [L3660] tmp___2 = __kmalloc(size, flags) [L3661] return (tmp___2); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3669] tmp = kmalloc(size, flags | 32768U) [L3670] return (tmp); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4603] tmp = kzalloc(152UL, 208U) [L4604] gtco = (struct gtco *)tmp [L3667] void *tmp ; [L3658] void *tmp___2 ; [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND FALSE !(tmp___0 != 0) [L3691] tmp = malloc(size) [L3692] p = tmp [L3679] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3694] return (p); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3653] return ldv_malloc(size); [L3660] tmp___2 = __kmalloc(size, flags) [L3661] return (tmp___2); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3669] tmp = kmalloc(size, flags | 32768U) [L3670] return (tmp); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3766] return kzalloc(sizeof(struct input_dev), 0x10u | 0x40u | 0x80u); [L4605] input_dev = input_allocate_device() [L4606] COND FALSE !((unsigned long )gtco == (unsigned long )((struct gtco *)0) || (unsigned long )input_dev == (unsigned long )((struct input_dev *)0)) [L4612] gtco->inputdevice = input_dev [L4956] struct usb_device *tmp ; [L5177] void *result ; [L5178] void *tmp ; [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND FALSE !(tmp___0 != 0) [L3691] tmp = malloc(size) [L3692] p = tmp [L3679] COND FALSE !(!cond) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3694] return (p); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5180] tmp = ldv_malloc(sizeof(struct usb_device)) [L5181] result = tmp VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5182] COND TRUE (unsigned long )result != (unsigned long )((void *)0) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5186] return (result); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4958] tmp = ldv_interface_to_usbdev() [L4959] return (tmp); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4613] tmp___0 = interface_to_usbdev(usbinterface) [L4980] struct usb_device *tmp ; [L5191] int tmp ; VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5193] COND TRUE (unsigned long )usb_dev == (unsigned long )((struct usb_device *)0) [L3717] int tmp ; [L3719] tmp = __VERIFIER_nondet_int() [L3720] return (tmp); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=0, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={0:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5194] tmp = ldv_undef_int() [L5195] COND TRUE \read(tmp) [L5196] dev_counter = dev_counter + 1 [L5197] usb_dev = data VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5205] return (usb_dev); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4982] tmp = ldv_get_dev(ldv_func_arg1) [L4983] return (tmp); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4614] gtco->usbdev = ldv_usb_get_dev_4(tmp___0) [L4615] gtco->intf = usbinterface [L4616] EXPR gtco->usbdev [L3683] void *p ; [L3684] void *tmp ; [L3685] int tmp___0 ; [L3687] tmp___0 = __VERIFIER_nondet_int() [L3688] COND TRUE tmp___0 != 0 [L3689] return ((void *)0); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5353] return ldv_malloc(0UL); [L4616] tmp___1 = usb_alloc_coherent(gtco->usbdev, 10UL, 208U, & gtco->buf_dma) [L4617] gtco->buffer = (unsigned char *)tmp___1 [L4618] EXPR gtco->buffer VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4618] COND TRUE (unsigned long )gtco->buffer == (unsigned long )((unsigned char *)0U) [L4620] error = -12 VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); [L4807] return (error); VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4886] ldv_retval_0 = gtco_probe(gtco_driverinfo_table_group1, (struct usb_device_id const *)ldvarg0) [L4887] COND FALSE !(ldv_retval_0 == 0) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4878] tmp___0 = __VERIFIER_nondet_int() [L4880] case 0: [L4910] case 1: VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4911] COND TRUE ldv_state_variable_0 != 0 [L4912] tmp___2 = __VERIFIER_nondet_int() [L4914] case 0: VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4915] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L5051] ldv_state_variable_1 = 0 VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L4917] ldv_state_variable_0 = 2 VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5283] COND TRUE (unsigned long )usb_urb == (unsigned long )((struct urb *)0) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L5287] COND FALSE !((unsigned long )usb_dev == (unsigned long )((struct usb_device *)0)) VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] [L3735] reach_error() VAL [={0:0}, ={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={4106:4104}, completeFnBulkCounter=0, completeFnIntCounter=0, dev_counter=1, gtco_driverinfo_table={276:0}, gtco_driverinfo_table_group1={0:0}, gtco_usbid_table={161:0}, INTERF_STATE=0, LDV_IN_INTERRUPT=1, ldv_retval_0=-12, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=0, ref_cnt=0, SERIAL_STATE=0, usb_counter=0, usb_dev={-18446744073709551617:0}, usb_intfdata={0:0}, usb_urb={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 388 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 18.3s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6743 SDtfs, 9000 SDslu, 10233 SDs, 0 SdLazy, 391 SolverSat, 50 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 26 SyntacticMatches, 3 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3025occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 12040 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 4.7s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 506 NumberOfCodeBlocks, 506 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 420 ConstructedInterpolants, 0 QuantifiedInterpolants, 39550 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 29/29 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...