./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4d014703 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-4d01470 [2021-11-02 17:13:07,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 17:13:07,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 17:13:07,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 17:13:07,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 17:13:07,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 17:13:07,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 17:13:07,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 17:13:07,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 17:13:07,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 17:13:07,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 17:13:07,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 17:13:07,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 17:13:07,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 17:13:07,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 17:13:07,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 17:13:07,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 17:13:07,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 17:13:07,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 17:13:07,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 17:13:07,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 17:13:07,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 17:13:07,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 17:13:07,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 17:13:07,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 17:13:07,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 17:13:07,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 17:13:07,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 17:13:07,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 17:13:07,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 17:13:07,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 17:13:07,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 17:13:07,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 17:13:07,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 17:13:07,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 17:13:07,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 17:13:07,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 17:13:07,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 17:13:07,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 17:13:07,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 17:13:07,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 17:13:07,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-02 17:13:07,612 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 17:13:07,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 17:13:07,613 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 17:13:07,613 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 17:13:07,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 17:13:07,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 17:13:07,615 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 17:13:07,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 17:13:07,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 17:13:07,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 17:13:07,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 17:13:07,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 17:13:07,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 17:13:07,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 17:13:07,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 17:13:07,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 17:13:07,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 17:13:07,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 17:13:07,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 17:13:07,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 17:13:07,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 17:13:07,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 17:13:07,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 17:13:07,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 17:13:07,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 17:13:07,619 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 17:13:07,619 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 17:13:07,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 17:13:07,620 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 17:13:07,620 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 [2021-11-02 17:13:07,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 17:13:07,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 17:13:07,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 17:13:07,889 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 17:13:07,894 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 17:13:07,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2021-11-02 17:13:07,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e23bced1b/0eae8ab8bd8d40968d9f7db6d7a36914/FLAGedea3e3ab [2021-11-02 17:13:08,565 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 17:13:08,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2021-11-02 17:13:08,605 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e23bced1b/0eae8ab8bd8d40968d9f7db6d7a36914/FLAGedea3e3ab [2021-11-02 17:13:09,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e23bced1b/0eae8ab8bd8d40968d9f7db6d7a36914 [2021-11-02 17:13:09,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 17:13:09,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 17:13:09,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 17:13:09,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 17:13:09,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 17:13:09,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 05:13:09" (1/1) ... [2021-11-02 17:13:09,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6259cfab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:09, skipping insertion in model container [2021-11-02 17:13:09,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 05:13:09" (1/1) ... [2021-11-02 17:13:09,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 17:13:09,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 17:13:09,834 WARN L228 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2021-11-02 17:13:09,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 17:13:09,946 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 17:13:10,205 WARN L228 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2021-11-02 17:13:10,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 17:13:10,244 INFO L208 MainTranslator]: Completed translation [2021-11-02 17:13:10,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10 WrapperNode [2021-11-02 17:13:10,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 17:13:10,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 17:13:10,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 17:13:10,247 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 17:13:10,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (1/1) ... [2021-11-02 17:13:10,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (1/1) ... [2021-11-02 17:13:10,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 17:13:10,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 17:13:10,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 17:13:10,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 17:13:10,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (1/1) ... [2021-11-02 17:13:10,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (1/1) ... [2021-11-02 17:13:10,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (1/1) ... [2021-11-02 17:13:10,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (1/1) ... [2021-11-02 17:13:10,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (1/1) ... [2021-11-02 17:13:10,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (1/1) ... [2021-11-02 17:13:10,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (1/1) ... [2021-11-02 17:13:10,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 17:13:10,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 17:13:10,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 17:13:10,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 17:13:10,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (1/1) ... [2021-11-02 17:13:10,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 17:13:10,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-02 17:13:10,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 17:13:10,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 17:13:10,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 17:13:10,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 17:13:10,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 17:13:10,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-02 17:13:10,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 17:13:10,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-02 17:13:10,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-02 17:13:10,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 17:13:10,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 17:13:10,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 17:13:11,436 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 17:13:11,437 INFO L299 CfgBuilder]: Removed 167 assume(true) statements. [2021-11-02 17:13:11,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 05:13:11 BoogieIcfgContainer [2021-11-02 17:13:11,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 17:13:11,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 17:13:11,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 17:13:11,444 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 17:13:11,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 05:13:09" (1/3) ... [2021-11-02 17:13:11,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10876a8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 05:13:11, skipping insertion in model container [2021-11-02 17:13:11,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 05:13:10" (2/3) ... [2021-11-02 17:13:11,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10876a8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 05:13:11, skipping insertion in model container [2021-11-02 17:13:11,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 05:13:11" (3/3) ... [2021-11-02 17:13:11,447 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2021-11-02 17:13:11,451 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 17:13:11,452 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-02 17:13:11,496 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 17:13:11,503 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-02 17:13:11,503 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-02 17:13:11,519 INFO L276 IsEmpty]: Start isEmpty. Operand has 197 states, 193 states have (on average 1.4041450777202074) internal successors, (271), 196 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:11,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-02 17:13:11,536 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 17:13:11,536 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 17:13:11,537 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 17:13:11,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 17:13:11,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1228439813, now seen corresponding path program 1 times [2021-11-02 17:13:11,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 17:13:11,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587987175] [2021-11-02 17:13:11,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 17:13:11,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 17:13:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 17:13:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 17:13:11,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 17:13:11,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587987175] [2021-11-02 17:13:11,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587987175] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 17:13:11,936 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 17:13:11,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 17:13:11,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066300388] [2021-11-02 17:13:11,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 17:13:11,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 17:13:11,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 17:13:11,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:11,969 INFO L87 Difference]: Start difference. First operand has 197 states, 193 states have (on average 1.4041450777202074) internal successors, (271), 196 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:14,122 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 17:13:14,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 17:13:14,644 INFO L93 Difference]: Finished difference Result 458 states and 636 transitions. [2021-11-02 17:13:14,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 17:13:14,646 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-02 17:13:14,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 17:13:14,656 INFO L225 Difference]: With dead ends: 458 [2021-11-02 17:13:14,657 INFO L226 Difference]: Without dead ends: 257 [2021-11-02 17:13:14,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.22ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:14,664 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 91 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2450.97ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.68ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2590.49ms IncrementalHoareTripleChecker+Time [2021-11-02 17:13:14,666 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [91 Valid, 4 Invalid, 531 Unknown, 0 Unchecked, 4.68ms Time], IncrementalHoareTripleChecker [3 Valid, 527 Invalid, 1 Unknown, 0 Unchecked, 2590.49ms Time] [2021-11-02 17:13:14,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2021-11-02 17:13:14,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2021-11-02 17:13:14,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 254 states have (on average 1.3858267716535433) internal successors, (352), 256 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:14,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 352 transitions. [2021-11-02 17:13:14,719 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 352 transitions. Word has length 13 [2021-11-02 17:13:14,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 17:13:14,720 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 352 transitions. [2021-11-02 17:13:14,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:14,720 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 352 transitions. [2021-11-02 17:13:14,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-02 17:13:14,721 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 17:13:14,721 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 17:13:14,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 17:13:14,722 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 17:13:14,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 17:13:14,722 INFO L85 PathProgramCache]: Analyzing trace with hash -519903988, now seen corresponding path program 1 times [2021-11-02 17:13:14,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 17:13:14,723 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436253102] [2021-11-02 17:13:14,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 17:13:14,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 17:13:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 17:13:14,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 17:13:14,824 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 17:13:14,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436253102] [2021-11-02 17:13:14,824 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436253102] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 17:13:14,824 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 17:13:14,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 17:13:14,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584097789] [2021-11-02 17:13:14,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 17:13:14,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 17:13:14,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 17:13:14,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:14,832 INFO L87 Difference]: Start difference. First operand 257 states and 352 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:16,939 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 17:13:17,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 17:13:17,292 INFO L93 Difference]: Finished difference Result 345 states and 466 transitions. [2021-11-02 17:13:17,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 17:13:17,293 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-02 17:13:17,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 17:13:17,295 INFO L225 Difference]: With dead ends: 345 [2021-11-02 17:13:17,295 INFO L226 Difference]: Without dead ends: 336 [2021-11-02 17:13:17,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.63ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:17,296 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 107 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2320.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.85ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 521 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2437.32ms IncrementalHoareTripleChecker+Time [2021-11-02 17:13:17,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 0 Invalid, 524 Unknown, 0 Unchecked, 1.85ms Time], IncrementalHoareTripleChecker [2 Valid, 521 Invalid, 1 Unknown, 0 Unchecked, 2437.32ms Time] [2021-11-02 17:13:17,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2021-11-02 17:13:17,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 257. [2021-11-02 17:13:17,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 254 states have (on average 1.3818897637795275) internal successors, (351), 256 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:17,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 351 transitions. [2021-11-02 17:13:17,313 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 351 transitions. Word has length 17 [2021-11-02 17:13:17,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 17:13:17,313 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 351 transitions. [2021-11-02 17:13:17,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:17,314 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 351 transitions. [2021-11-02 17:13:17,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-02 17:13:17,316 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 17:13:17,316 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 17:13:17,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 17:13:17,317 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 17:13:17,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 17:13:17,319 INFO L85 PathProgramCache]: Analyzing trace with hash -519844406, now seen corresponding path program 1 times [2021-11-02 17:13:17,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 17:13:17,320 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733451264] [2021-11-02 17:13:17,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 17:13:17,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 17:13:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 17:13:17,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 17:13:17,427 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 17:13:17,427 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733451264] [2021-11-02 17:13:17,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733451264] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 17:13:17,428 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 17:13:17,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 17:13:17,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022840425] [2021-11-02 17:13:17,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 17:13:17,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 17:13:17,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 17:13:17,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:17,429 INFO L87 Difference]: Start difference. First operand 257 states and 351 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:18,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 17:13:18,320 INFO L93 Difference]: Finished difference Result 257 states and 351 transitions. [2021-11-02 17:13:18,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 17:13:18,320 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-02 17:13:18,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 17:13:18,321 INFO L225 Difference]: With dead ends: 257 [2021-11-02 17:13:18,321 INFO L226 Difference]: Without dead ends: 255 [2021-11-02 17:13:18,322 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.16ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:18,322 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 243 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 801.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.89ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 874.91ms IncrementalHoareTripleChecker+Time [2021-11-02 17:13:18,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 0 Invalid, 259 Unknown, 0 Unchecked, 0.89ms Time], IncrementalHoareTripleChecker [0 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 874.91ms Time] [2021-11-02 17:13:18,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2021-11-02 17:13:18,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2021-11-02 17:13:18,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 253 states have (on average 1.3794466403162056) internal successors, (349), 254 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:18,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 349 transitions. [2021-11-02 17:13:18,332 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 349 transitions. Word has length 17 [2021-11-02 17:13:18,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 17:13:18,333 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 349 transitions. [2021-11-02 17:13:18,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:18,333 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 349 transitions. [2021-11-02 17:13:18,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-02 17:13:18,334 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 17:13:18,334 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 17:13:18,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-02 17:13:18,334 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 17:13:18,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 17:13:18,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1064691555, now seen corresponding path program 1 times [2021-11-02 17:13:18,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 17:13:18,335 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752101430] [2021-11-02 17:13:18,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 17:13:18,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 17:13:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 17:13:18,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 17:13:18,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 17:13:18,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752101430] [2021-11-02 17:13:18,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752101430] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 17:13:18,405 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 17:13:18,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 17:13:18,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886015914] [2021-11-02 17:13:18,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 17:13:18,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 17:13:18,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 17:13:18,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:18,406 INFO L87 Difference]: Start difference. First operand 255 states and 349 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:20,512 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 17:13:20,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 17:13:20,943 INFO L93 Difference]: Finished difference Result 397 states and 546 transitions. [2021-11-02 17:13:20,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 17:13:20,944 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-02 17:13:20,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 17:13:20,945 INFO L225 Difference]: With dead ends: 397 [2021-11-02 17:13:20,945 INFO L226 Difference]: Without dead ends: 395 [2021-11-02 17:13:20,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.43ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:20,946 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 92 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2373.21ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.90ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2506.26ms IncrementalHoareTripleChecker+Time [2021-11-02 17:13:20,947 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 0 Invalid, 511 Unknown, 0 Unchecked, 1.90ms Time], IncrementalHoareTripleChecker [1 Valid, 509 Invalid, 1 Unknown, 0 Unchecked, 2506.26ms Time] [2021-11-02 17:13:20,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2021-11-02 17:13:20,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 395. [2021-11-02 17:13:20,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 395 states, 393 states have (on average 1.3842239185750635) internal successors, (544), 394 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:20,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 544 transitions. [2021-11-02 17:13:20,960 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 544 transitions. Word has length 18 [2021-11-02 17:13:20,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 17:13:20,961 INFO L470 AbstractCegarLoop]: Abstraction has 395 states and 544 transitions. [2021-11-02 17:13:20,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 544 transitions. [2021-11-02 17:13:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-02 17:13:20,962 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 17:13:20,962 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 17:13:20,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-02 17:13:20,963 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 17:13:20,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 17:13:20,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1354301196, now seen corresponding path program 1 times [2021-11-02 17:13:20,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 17:13:20,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943074766] [2021-11-02 17:13:20,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 17:13:20,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 17:13:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 17:13:21,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 17:13:21,033 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 17:13:21,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943074766] [2021-11-02 17:13:21,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943074766] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 17:13:21,033 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 17:13:21,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 17:13:21,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261464591] [2021-11-02 17:13:21,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 17:13:21,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 17:13:21,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 17:13:21,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:21,034 INFO L87 Difference]: Start difference. First operand 395 states and 544 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:23,311 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 17:13:23,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 17:13:23,702 INFO L93 Difference]: Finished difference Result 398 states and 546 transitions. [2021-11-02 17:13:23,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 17:13:23,703 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-02 17:13:23,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 17:13:23,704 INFO L225 Difference]: With dead ends: 398 [2021-11-02 17:13:23,704 INFO L226 Difference]: Without dead ends: 391 [2021-11-02 17:13:23,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.40ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:23,705 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 89 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2515.75ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.29ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2642.70ms IncrementalHoareTripleChecker+Time [2021-11-02 17:13:23,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [89 Valid, 0 Invalid, 513 Unknown, 0 Unchecked, 1.29ms Time], IncrementalHoareTripleChecker [0 Valid, 512 Invalid, 1 Unknown, 0 Unchecked, 2642.70ms Time] [2021-11-02 17:13:23,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2021-11-02 17:13:23,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 391. [2021-11-02 17:13:23,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 389 states have (on average 1.3830334190231361) internal successors, (538), 390 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:23,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 538 transitions. [2021-11-02 17:13:23,716 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 538 transitions. Word has length 19 [2021-11-02 17:13:23,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 17:13:23,716 INFO L470 AbstractCegarLoop]: Abstraction has 391 states and 538 transitions. [2021-11-02 17:13:23,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:23,716 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 538 transitions. [2021-11-02 17:13:23,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-02 17:13:23,717 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 17:13:23,718 INFO L514 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] [2021-11-02 17:13:23,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-02 17:13:23,718 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 17:13:23,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 17:13:23,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1181683468, now seen corresponding path program 1 times [2021-11-02 17:13:23,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 17:13:23,719 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669497074] [2021-11-02 17:13:23,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 17:13:23,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 17:13:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 17:13:23,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 17:13:23,783 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 17:13:23,783 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669497074] [2021-11-02 17:13:23,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669497074] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 17:13:23,783 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 17:13:23,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 17:13:23,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991114799] [2021-11-02 17:13:23,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 17:13:23,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 17:13:23,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 17:13:23,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:23,784 INFO L87 Difference]: Start difference. First operand 391 states and 538 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:25,894 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 17:13:26,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 17:13:26,206 INFO L93 Difference]: Finished difference Result 841 states and 1167 transitions. [2021-11-02 17:13:26,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 17:13:26,206 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-02 17:13:26,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 17:13:26,208 INFO L225 Difference]: With dead ends: 841 [2021-11-02 17:13:26,208 INFO L226 Difference]: Without dead ends: 453 [2021-11-02 17:13:26,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.37ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 17:13:26,210 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 28 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2294.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.34ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2393.43ms IncrementalHoareTripleChecker+Time [2021-11-02 17:13:26,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 0 Invalid, 516 Unknown, 0 Unchecked, 1.34ms Time], IncrementalHoareTripleChecker [3 Valid, 512 Invalid, 1 Unknown, 0 Unchecked, 2393.43ms Time] [2021-11-02 17:13:26,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2021-11-02 17:13:26,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 441. [2021-11-02 17:13:26,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 439 states have (on average 1.4054669703872438) internal successors, (617), 440 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:26,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 617 transitions. [2021-11-02 17:13:26,222 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 617 transitions. Word has length 32 [2021-11-02 17:13:26,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 17:13:26,222 INFO L470 AbstractCegarLoop]: Abstraction has 441 states and 617 transitions. [2021-11-02 17:13:26,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:26,222 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 617 transitions. [2021-11-02 17:13:26,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-02 17:13:26,223 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 17:13:26,223 INFO L514 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] [2021-11-02 17:13:26,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-02 17:13:26,224 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 17:13:26,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 17:13:26,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1632786785, now seen corresponding path program 1 times [2021-11-02 17:13:26,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 17:13:26,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217485533] [2021-11-02 17:13:26,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 17:13:26,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 17:13:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 17:13:26,346 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-02 17:13:26,346 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 17:13:26,346 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217485533] [2021-11-02 17:13:26,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217485533] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 17:13:26,348 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [235972161] [2021-11-02 17:13:26,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 17:13:26,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 17:13:26,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-02 17:13:26,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 17:13:26,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-02 17:13:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 17:13:26,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 847 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-02 17:13:26,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 17:13:26,772 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-02 17:13:26,773 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-02 17:13:26,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [235972161] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 17:13:26,773 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 17:13:26,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-02 17:13:26,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373847947] [2021-11-02 17:13:26,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 17:13:26,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 17:13:26,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 17:13:26,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 17:13:26,775 INFO L87 Difference]: Start difference. First operand 441 states and 617 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:27,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 17:13:27,922 INFO L93 Difference]: Finished difference Result 441 states and 617 transitions. [2021-11-02 17:13:27,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 17:13:27,922 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-11-02 17:13:27,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 17:13:27,924 INFO L225 Difference]: With dead ends: 441 [2021-11-02 17:13:27,924 INFO L226 Difference]: Without dead ends: 439 [2021-11-02 17:13:27,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.82ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 17:13:27,925 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 219 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1047.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.72ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1123.05ms IncrementalHoareTripleChecker+Time [2021-11-02 17:13:27,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [219 Valid, 0 Invalid, 257 Unknown, 0 Unchecked, 0.72ms Time], IncrementalHoareTripleChecker [0 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 1123.05ms Time] [2021-11-02 17:13:27,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2021-11-02 17:13:27,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 439. [2021-11-02 17:13:27,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 438 states have (on average 1.404109589041096) internal successors, (615), 438 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:27,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 615 transitions. [2021-11-02 17:13:27,937 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 615 transitions. Word has length 44 [2021-11-02 17:13:27,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 17:13:27,937 INFO L470 AbstractCegarLoop]: Abstraction has 439 states and 615 transitions. [2021-11-02 17:13:27,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 615 transitions. [2021-11-02 17:13:27,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-02 17:13:27,938 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 17:13:27,938 INFO L514 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] [2021-11-02 17:13:27,958 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-02 17:13:28,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 17:13:28,158 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 17:13:28,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 17:13:28,159 INFO L85 PathProgramCache]: Analyzing trace with hash -923218250, now seen corresponding path program 1 times [2021-11-02 17:13:28,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 17:13:28,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979053025] [2021-11-02 17:13:28,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 17:13:28,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 17:13:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 17:13:28,289 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-02 17:13:28,290 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 17:13:28,290 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979053025] [2021-11-02 17:13:28,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979053025] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 17:13:28,290 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1937228122] [2021-11-02 17:13:28,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 17:13:28,290 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 17:13:28,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-02 17:13:28,291 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 17:13:28,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-02 17:13:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 17:13:28,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-02 17:13:28,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 17:13:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-02 17:13:28,661 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-02 17:13:28,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1937228122] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 17:13:28,662 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 17:13:28,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-02 17:13:28,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821710909] [2021-11-02 17:13:28,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 17:13:28,662 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 17:13:28,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 17:13:28,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 17:13:28,662 INFO L87 Difference]: Start difference. First operand 439 states and 615 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:29,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 17:13:29,399 INFO L93 Difference]: Finished difference Result 439 states and 615 transitions. [2021-11-02 17:13:29,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 17:13:29,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-11-02 17:13:29,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 17:13:29,400 INFO L225 Difference]: With dead ends: 439 [2021-11-02 17:13:29,400 INFO L226 Difference]: Without dead ends: 0 [2021-11-02 17:13:29,401 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.05ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 17:13:29,401 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 216 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 626.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.61ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 718.82ms IncrementalHoareTripleChecker+Time [2021-11-02 17:13:29,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [216 Valid, 0 Invalid, 255 Unknown, 0 Unchecked, 0.61ms Time], IncrementalHoareTripleChecker [0 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 718.82ms Time] [2021-11-02 17:13:29,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-02 17:13:29,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-02 17:13:29,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:29,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-02 17:13:29,402 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 45 [2021-11-02 17:13:29,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 17:13:29,402 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 17:13:29,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 17:13:29,402 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-02 17:13:29,402 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-02 17:13:29,404 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-02 17:13:29,404 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-02 17:13:29,404 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-02 17:13:29,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-02 17:13:29,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-02 17:13:29,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-02 17:13:29,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:29,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 17:13:30,033 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 7671) no Hoare annotation was computed. [2021-11-02 17:13:30,033 INFO L854 garLoopResultBuilder]: At program point L6675(lines 6662 6677) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,033 INFO L858 garLoopResultBuilder]: For program point L7270(lines 7270 7273) no Hoare annotation was computed. [2021-11-02 17:13:30,034 INFO L858 garLoopResultBuilder]: For program point L7369(line 7369) no Hoare annotation was computed. [2021-11-02 17:13:30,034 INFO L854 garLoopResultBuilder]: At program point L7237-1(lines 7219 7246) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,034 INFO L854 garLoopResultBuilder]: At program point L7237(lines 7219 7246) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,035 INFO L854 garLoopResultBuilder]: At program point L8063(lines 8062 8064) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,035 INFO L854 garLoopResultBuilder]: At program point L8096-1(lines 8095 8097) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,035 INFO L854 garLoopResultBuilder]: At program point L8096(lines 8095 8097) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,035 INFO L858 garLoopResultBuilder]: For program point L6742(lines 6742 6746) no Hoare annotation was computed. [2021-11-02 17:13:30,035 INFO L858 garLoopResultBuilder]: For program point L6775(lines 6775 6779) no Hoare annotation was computed. [2021-11-02 17:13:30,035 INFO L858 garLoopResultBuilder]: For program point L6775-5(lines 6775 6779) no Hoare annotation was computed. [2021-11-02 17:13:30,035 INFO L858 garLoopResultBuilder]: For program point L6643(line 6643) no Hoare annotation was computed. [2021-11-02 17:13:30,035 INFO L854 garLoopResultBuilder]: At program point L6742-3(lines 6742 6746) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,036 INFO L858 garLoopResultBuilder]: For program point L6775-3(lines 6775 6779) no Hoare annotation was computed. [2021-11-02 17:13:30,036 INFO L858 garLoopResultBuilder]: For program point L6742-2(lines 6742 6746) no Hoare annotation was computed. [2021-11-02 17:13:30,036 INFO L858 garLoopResultBuilder]: For program point L6775-2(lines 6775 6779) no Hoare annotation was computed. [2021-11-02 17:13:30,036 INFO L854 garLoopResultBuilder]: At program point L6742-1(lines 6742 6746) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,036 INFO L854 garLoopResultBuilder]: At program point L6643-3(lines 6640 6645) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,036 INFO L858 garLoopResultBuilder]: For program point L6643-2(line 6643) no Hoare annotation was computed. [2021-11-02 17:13:30,038 INFO L858 garLoopResultBuilder]: For program point L7337-2(lines 7337 7340) no Hoare annotation was computed. [2021-11-02 17:13:30,038 INFO L858 garLoopResultBuilder]: For program point L7337(lines 7337 7340) no Hoare annotation was computed. [2021-11-02 17:13:30,038 INFO L861 garLoopResultBuilder]: At program point L7668-2(lines 8004 8021) the Hoare annotation is: true [2021-11-02 17:13:30,038 INFO L858 garLoopResultBuilder]: For program point L7668-1(lines 8015 8018) no Hoare annotation was computed. [2021-11-02 17:13:30,039 INFO L858 garLoopResultBuilder]: For program point L7668(lines 8011 8014) no Hoare annotation was computed. [2021-11-02 17:13:30,039 INFO L858 garLoopResultBuilder]: For program point L7536(line 7536) no Hoare annotation was computed. [2021-11-02 17:13:30,039 INFO L858 garLoopResultBuilder]: For program point L8032-2(line 8032) no Hoare annotation was computed. [2021-11-02 17:13:30,039 INFO L858 garLoopResultBuilder]: For program point L8032(line 8032) no Hoare annotation was computed. [2021-11-02 17:13:30,039 INFO L858 garLoopResultBuilder]: For program point L8032-4(line 8032) no Hoare annotation was computed. [2021-11-02 17:13:30,039 INFO L858 garLoopResultBuilder]: For program point L6711(lines 6711 6714) no Hoare annotation was computed. [2021-11-02 17:13:30,040 INFO L854 garLoopResultBuilder]: At program point L6612-2(lines 6608 6614) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,040 INFO L858 garLoopResultBuilder]: For program point L7570(line 7570) no Hoare annotation was computed. [2021-11-02 17:13:30,040 INFO L854 garLoopResultBuilder]: At program point L6612-1(lines 6608 6614) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,041 INFO L854 garLoopResultBuilder]: At program point L6612(lines 6608 6614) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,041 INFO L858 garLoopResultBuilder]: For program point L7372-2(line 7372) no Hoare annotation was computed. [2021-11-02 17:13:30,041 INFO L858 garLoopResultBuilder]: For program point L7372(line 7372) no Hoare annotation was computed. [2021-11-02 17:13:30,041 INFO L854 garLoopResultBuilder]: At program point L7240-2(lines 7217 7247) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,041 INFO L858 garLoopResultBuilder]: For program point L7240(lines 7240 7244) no Hoare annotation was computed. [2021-11-02 17:13:30,042 INFO L854 garLoopResultBuilder]: At program point L8066(lines 8065 8067) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,042 INFO L854 garLoopResultBuilder]: At program point L7240-5(lines 7217 7247) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,042 INFO L858 garLoopResultBuilder]: For program point L7240-3(lines 7240 7244) no Hoare annotation was computed. [2021-11-02 17:13:30,042 INFO L854 garLoopResultBuilder]: At program point L8033-2(lines 8030 8034) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,042 INFO L854 garLoopResultBuilder]: At program point L8033-1(lines 8030 8034) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,042 INFO L854 garLoopResultBuilder]: At program point L8033(lines 8030 8034) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,042 INFO L858 garLoopResultBuilder]: For program point L7373(line 7373) no Hoare annotation was computed. [2021-11-02 17:13:30,043 INFO L854 garLoopResultBuilder]: At program point L8100(lines 8099 8101) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,043 INFO L854 garLoopResultBuilder]: At program point L8001(lines 7995 8003) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,043 INFO L858 garLoopResultBuilder]: For program point L7671-1(line 7671) no Hoare annotation was computed. [2021-11-02 17:13:30,043 INFO L858 garLoopResultBuilder]: For program point L7671(line 7671) no Hoare annotation was computed. [2021-11-02 17:13:30,043 INFO L858 garLoopResultBuilder]: For program point L7671-2(line 7671) no Hoare annotation was computed. [2021-11-02 17:13:30,043 INFO L854 garLoopResultBuilder]: At program point L7342(lines 7259 7356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,043 INFO L854 garLoopResultBuilder]: At program point L8036(lines 8035 8037) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,044 INFO L858 garLoopResultBuilder]: For program point L6715(lines 6715 6720) no Hoare annotation was computed. [2021-11-02 17:13:30,044 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 7671) no Hoare annotation was computed. [2021-11-02 17:13:30,044 INFO L854 garLoopResultBuilder]: At program point L7442(lines 7389 7444) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,044 INFO L858 garLoopResultBuilder]: For program point L6749-3(lines 6749 6754) no Hoare annotation was computed. [2021-11-02 17:13:30,044 INFO L854 garLoopResultBuilder]: At program point L6749-2(lines 1 8116) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,044 INFO L858 garLoopResultBuilder]: For program point L6749(lines 6749 6754) no Hoare annotation was computed. [2021-11-02 17:13:30,044 INFO L854 garLoopResultBuilder]: At program point L6749-5(lines 1 8116) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,044 INFO L854 garLoopResultBuilder]: At program point L7344(lines 7259 7356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,045 INFO L854 garLoopResultBuilder]: At program point L7377(lines 7360 7380) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,045 INFO L854 garLoopResultBuilder]: At program point L8104(lines 8103 8105) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,045 INFO L858 garLoopResultBuilder]: For program point L6684-2(lines 6681 6693) no Hoare annotation was computed. [2021-11-02 17:13:30,045 INFO L858 garLoopResultBuilder]: For program point L6684(lines 6684 6687) no Hoare annotation was computed. [2021-11-02 17:13:30,045 INFO L858 garLoopResultBuilder]: For program point L7543(line 7543) no Hoare annotation was computed. [2021-11-02 17:13:30,045 INFO L854 garLoopResultBuilder]: At program point L6619(lines 6615 6621) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,045 INFO L858 garLoopResultBuilder]: For program point L7544(lines 7544 7575) no Hoare annotation was computed. [2021-11-02 17:13:30,045 INFO L858 garLoopResultBuilder]: For program point L7577(line 7577) no Hoare annotation was computed. [2021-11-02 17:13:30,046 INFO L854 garLoopResultBuilder]: At program point L7346(lines 7259 7356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,046 INFO L854 garLoopResultBuilder]: At program point L7379(lines 7358 7381) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,046 INFO L858 garLoopResultBuilder]: For program point L7280(lines 7280 7284) no Hoare annotation was computed. [2021-11-02 17:13:30,046 INFO L854 garLoopResultBuilder]: At program point L8040-2(lines 8039 8041) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,046 INFO L854 garLoopResultBuilder]: At program point L8040-1(lines 8039 8041) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,046 INFO L854 garLoopResultBuilder]: At program point L8040(lines 8039 8041) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,046 INFO L858 garLoopResultBuilder]: For program point L7512(lines 7512 7579) no Hoare annotation was computed. [2021-11-02 17:13:30,046 INFO L854 garLoopResultBuilder]: At program point L7678(lines 7675 7680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,047 INFO L854 garLoopResultBuilder]: At program point L7678-4(lines 7675 7680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,047 INFO L858 garLoopResultBuilder]: For program point L7546(lines 7546 7572) no Hoare annotation was computed. [2021-11-02 17:13:30,047 INFO L854 garLoopResultBuilder]: At program point L7678-3(lines 7675 7680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,047 INFO L854 garLoopResultBuilder]: At program point L7678-2(lines 7675 7680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,047 INFO L854 garLoopResultBuilder]: At program point L7678-1(lines 7675 7680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,047 INFO L854 garLoopResultBuilder]: At program point L7678-8(lines 7675 7680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,047 INFO L854 garLoopResultBuilder]: At program point L7678-7(lines 7675 7680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,047 INFO L854 garLoopResultBuilder]: At program point L7678-6(lines 7675 7680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,048 INFO L858 garLoopResultBuilder]: For program point L7513(line 7513) no Hoare annotation was computed. [2021-11-02 17:13:30,048 INFO L854 garLoopResultBuilder]: At program point L7678-5(lines 7675 7680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,048 INFO L854 garLoopResultBuilder]: At program point L8108(lines 8107 8109) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,048 INFO L858 garLoopResultBuilder]: For program point L6655(line 6655) no Hoare annotation was computed. [2021-11-02 17:13:30,048 INFO L858 garLoopResultBuilder]: For program point L6688-1(lines 6688 6691) no Hoare annotation was computed. [2021-11-02 17:13:30,048 INFO L858 garLoopResultBuilder]: For program point L7514(lines 7514 7541) no Hoare annotation was computed. [2021-11-02 17:13:30,048 INFO L858 garLoopResultBuilder]: For program point L6655-5(lines 6655 6659) no Hoare annotation was computed. [2021-11-02 17:13:30,048 INFO L858 garLoopResultBuilder]: For program point L7547(line 7547) no Hoare annotation was computed. [2021-11-02 17:13:30,048 INFO L858 garLoopResultBuilder]: For program point L6655-3(line 6655) no Hoare annotation was computed. [2021-11-02 17:13:30,049 INFO L854 garLoopResultBuilder]: At program point L7580(lines 7505 7585) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,049 INFO L858 garLoopResultBuilder]: For program point L6655-2(lines 6655 6659) no Hoare annotation was computed. [2021-11-02 17:13:30,049 INFO L858 garLoopResultBuilder]: For program point L6655-8(lines 6655 6659) no Hoare annotation was computed. [2021-11-02 17:13:30,049 INFO L858 garLoopResultBuilder]: For program point L6655-6(line 6655) no Hoare annotation was computed. [2021-11-02 17:13:30,049 INFO L858 garLoopResultBuilder]: For program point L7316-1(lines 7316 7319) no Hoare annotation was computed. [2021-11-02 17:13:30,049 INFO L854 garLoopResultBuilder]: At program point L8043-1(lines 8042 8044) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,049 INFO L854 garLoopResultBuilder]: At program point L8043(lines 1 8116) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,049 INFO L858 garLoopResultBuilder]: For program point L6557-1(lines 6557 6563) no Hoare annotation was computed. [2021-11-02 17:13:30,050 INFO L858 garLoopResultBuilder]: For program point L7548(lines 7548 7553) no Hoare annotation was computed. [2021-11-02 17:13:30,050 INFO L858 garLoopResultBuilder]: For program point L6557(lines 6557 6563) no Hoare annotation was computed. [2021-11-02 17:13:30,050 INFO L858 garLoopResultBuilder]: For program point L7516(lines 7516 7538) no Hoare annotation was computed. [2021-11-02 17:13:30,050 INFO L854 garLoopResultBuilder]: At program point L6658(lines 6650 6661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,050 INFO L854 garLoopResultBuilder]: At program point L6724(lines 6695 6726) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,050 INFO L854 garLoopResultBuilder]: At program point L6658-2(lines 6650 6661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,050 INFO L854 garLoopResultBuilder]: At program point L6658-1(lines 6650 6661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,050 INFO L858 garLoopResultBuilder]: For program point L7517(line 7517) no Hoare annotation was computed. [2021-11-02 17:13:30,051 INFO L854 garLoopResultBuilder]: At program point L7286(lines 7259 7356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,051 INFO L854 garLoopResultBuilder]: At program point L6692(lines 6678 6694) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,051 INFO L858 garLoopResultBuilder]: For program point L7518(lines 7518 7526) no Hoare annotation was computed. [2021-11-02 17:13:30,051 INFO L861 garLoopResultBuilder]: At program point L6560-1(lines 6557 6562) the Hoare annotation is: true [2021-11-02 17:13:30,051 INFO L861 garLoopResultBuilder]: At program point L6560(lines 6557 6562) the Hoare annotation is: true [2021-11-02 17:13:30,051 INFO L861 garLoopResultBuilder]: At program point L7584(lines 7501 7586) the Hoare annotation is: true [2021-11-02 17:13:30,051 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-02 17:13:30,051 INFO L854 garLoopResultBuilder]: At program point L7386(lines 1 8116) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,051 INFO L854 garLoopResultBuilder]: At program point L7485(lines 7481 7487) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,052 INFO L854 garLoopResultBuilder]: At program point L7386-1(lines 7382 7388) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,052 INFO L854 garLoopResultBuilder]: At program point L8047(lines 8046 8048) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,052 INFO L858 garLoopResultBuilder]: For program point L7420(lines 7420 7423) no Hoare annotation was computed. [2021-11-02 17:13:30,052 INFO L854 garLoopResultBuilder]: At program point L7288(lines 7259 7356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,052 INFO L858 garLoopResultBuilder]: For program point L7520(lines 7520 7524) no Hoare annotation was computed. [2021-11-02 17:13:30,052 INFO L854 garLoopResultBuilder]: At program point L7355(lines 7248 7357) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,052 INFO L858 garLoopResultBuilder]: For program point L7223(lines 7223 7231) no Hoare annotation was computed. [2021-11-02 17:13:30,052 INFO L858 garLoopResultBuilder]: For program point L7223-5(lines 7223 7231) no Hoare annotation was computed. [2021-11-02 17:13:30,053 INFO L858 garLoopResultBuilder]: For program point L7223-3(lines 7223 7231) no Hoare annotation was computed. [2021-11-02 17:13:30,053 INFO L858 garLoopResultBuilder]: For program point L7223-2(lines 7223 7231) no Hoare annotation was computed. [2021-11-02 17:13:30,053 INFO L854 garLoopResultBuilder]: At program point L7290(lines 7259 7356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,053 INFO L858 garLoopResultBuilder]: For program point L7224-2(lines 7224 7227) no Hoare annotation was computed. [2021-11-02 17:13:30,053 INFO L858 garLoopResultBuilder]: For program point L7224(lines 7224 7227) no Hoare annotation was computed. [2021-11-02 17:13:30,053 INFO L854 garLoopResultBuilder]: At program point L8050(lines 8049 8051) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,053 INFO L854 garLoopResultBuilder]: At program point L8083(lines 8082 8084) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,053 INFO L858 garLoopResultBuilder]: For program point L7224-5(lines 7224 7227) no Hoare annotation was computed. [2021-11-02 17:13:30,053 INFO L858 garLoopResultBuilder]: For program point L7224-3(lines 7224 7227) no Hoare annotation was computed. [2021-11-02 17:13:30,054 INFO L854 garLoopResultBuilder]: At program point L8050-1(lines 8049 8051) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,054 INFO L858 garLoopResultBuilder]: For program point L6762(lines 6762 6766) no Hoare annotation was computed. [2021-11-02 17:13:30,054 INFO L858 garLoopResultBuilder]: For program point L6762-2(lines 6762 6766) no Hoare annotation was computed. [2021-11-02 17:13:30,054 INFO L858 garLoopResultBuilder]: For program point L7555(line 7555) no Hoare annotation was computed. [2021-11-02 17:13:30,054 INFO L854 garLoopResultBuilder]: At program point L7456(lines 7445 7458) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,054 INFO L854 garLoopResultBuilder]: At program point L7324(lines 7259 7356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,054 INFO L858 garLoopResultBuilder]: For program point L7556(lines 7556 7568) no Hoare annotation was computed. [2021-11-02 17:13:30,054 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-02 17:13:30,054 INFO L854 garLoopResultBuilder]: At program point L7656(lines 7647 7658) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,055 INFO L854 garLoopResultBuilder]: At program point L7326(lines 7259 7356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,055 INFO L858 garLoopResultBuilder]: For program point L7425(lines 7425 7428) no Hoare annotation was computed. [2021-11-02 17:13:30,055 INFO L854 garLoopResultBuilder]: At program point L8053(lines 8052 8054) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,055 INFO L858 garLoopResultBuilder]: For program point L7558(lines 7558 7561) no Hoare annotation was computed. [2021-11-02 17:13:30,055 INFO L858 garLoopResultBuilder]: For program point L7558-2(lines 7556 7567) no Hoare annotation was computed. [2021-11-02 17:13:30,055 INFO L858 garLoopResultBuilder]: For program point L6667-1(lines 6667 6674) no Hoare annotation was computed. [2021-11-02 17:13:30,055 INFO L858 garLoopResultBuilder]: For program point L6667(lines 6667 6674) no Hoare annotation was computed. [2021-11-02 17:13:30,055 INFO L854 garLoopResultBuilder]: At program point L6568-1(lines 6541 6570) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,055 INFO L854 garLoopResultBuilder]: At program point L6568(lines 6541 6570) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,056 INFO L854 garLoopResultBuilder]: At program point L7328(lines 7259 7356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,056 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-02 17:13:30,056 INFO L858 garLoopResultBuilder]: For program point L6668(lines 6668 6672) no Hoare annotation was computed. [2021-11-02 17:13:30,056 INFO L858 garLoopResultBuilder]: For program point L7362(lines 7362 7376) no Hoare annotation was computed. [2021-11-02 17:13:30,056 INFO L858 garLoopResultBuilder]: For program point L7263(lines 7263 7267) no Hoare annotation was computed. [2021-11-02 17:13:30,056 INFO L858 garLoopResultBuilder]: For program point L7263-2(lines 7263 7267) no Hoare annotation was computed. [2021-11-02 17:13:30,056 INFO L854 garLoopResultBuilder]: At program point L8023(lines 8022 8024) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,056 INFO L854 garLoopResultBuilder]: At program point L6768(lines 6758 6770) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,056 INFO L858 garLoopResultBuilder]: For program point L7528(line 7528) no Hoare annotation was computed. [2021-11-02 17:13:30,057 INFO L858 garLoopResultBuilder]: For program point L7363(line 7363) no Hoare annotation was computed. [2021-11-02 17:13:30,057 INFO L854 garLoopResultBuilder]: At program point L8090(lines 8089 8091) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,057 INFO L854 garLoopResultBuilder]: At program point L6637(lines 6634 6639) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,057 INFO L858 garLoopResultBuilder]: For program point L7430(lines 7430 7433) no Hoare annotation was computed. [2021-11-02 17:13:30,057 INFO L858 garLoopResultBuilder]: For program point L7529(lines 7529 7534) no Hoare annotation was computed. [2021-11-02 17:13:30,057 INFO L858 garLoopResultBuilder]: For program point L7298(lines 7298 7301) no Hoare annotation was computed. [2021-11-02 17:13:30,057 INFO L858 garLoopResultBuilder]: For program point L7298-2(lines 7298 7301) no Hoare annotation was computed. [2021-11-02 17:13:30,057 INFO L854 garLoopResultBuilder]: At program point L6605(lines 6601 6607) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,057 INFO L854 garLoopResultBuilder]: At program point L7431(lines 7395 7443) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,058 INFO L858 garLoopResultBuilder]: For program point L7332(lines 7332 7336) no Hoare annotation was computed. [2021-11-02 17:13:30,058 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-02 17:13:30,058 INFO L854 garLoopResultBuilder]: At program point L7233-1(lines 7219 7246) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,058 INFO L858 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-11-02 17:13:30,058 INFO L854 garLoopResultBuilder]: At program point L7233(lines 7219 7246) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,058 INFO L854 garLoopResultBuilder]: At program point L8026(lines 8025 8027) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,058 INFO L854 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,058 INFO L854 garLoopResultBuilder]: At program point L8059(lines 8058 8060) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,058 INFO L858 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2021-11-02 17:13:30,059 INFO L858 garLoopResultBuilder]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-11-02 17:13:30,059 INFO L858 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2021-11-02 17:13:30,059 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7671) no Hoare annotation was computed. [2021-11-02 17:13:30,059 INFO L854 garLoopResultBuilder]: At program point L8026-1(lines 8025 8027) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,059 INFO L854 garLoopResultBuilder]: At program point L7564(lines 8007 8010) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,059 INFO L858 garLoopResultBuilder]: For program point L7366(line 7366) no Hoare annotation was computed. [2021-11-02 17:13:30,059 INFO L854 garLoopResultBuilder]: At program point L8093-1(lines 8092 8094) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,059 INFO L854 garLoopResultBuilder]: At program point L8093(lines 8092 8094) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,060 INFO L858 garLoopResultBuilder]: For program point L6706(lines 6706 6709) no Hoare annotation was computed. [2021-11-02 17:13:30,060 INFO L854 garLoopResultBuilder]: At program point L6574(lines 6571 6576) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,060 INFO L858 garLoopResultBuilder]: For program point L6706-2(lines 6706 6709) no Hoare annotation was computed. [2021-11-02 17:13:30,060 INFO L854 garLoopResultBuilder]: At program point L7664(lines 1 8116) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,060 INFO L854 garLoopResultBuilder]: At program point L6574-1(lines 6571 6576) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,060 INFO L854 garLoopResultBuilder]: At program point L7334(lines 7259 7356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,060 INFO L854 garLoopResultBuilder]: At program point L7235-1(lines 7219 7246) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,060 INFO L854 garLoopResultBuilder]: At program point L7235(lines 7219 7246) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-11-02 17:13:30,061 INFO L858 garLoopResultBuilder]: For program point L7401(lines 7401 7405) no Hoare annotation was computed. [2021-11-02 17:13:30,063 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 17:13:30,064 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-02 17:13:30,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 05:13:30 BoogieIcfgContainer [2021-11-02 17:13:30,088 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 17:13:30,089 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 17:13:30,089 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 17:13:30,089 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 17:13:30,089 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 05:13:11" (3/4) ... [2021-11-02 17:13:30,091 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 17:13:30,117 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 119 nodes and edges [2021-11-02 17:13:30,118 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2021-11-02 17:13:30,119 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-11-02 17:13:30,120 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-02 17:13:30,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-02 17:13:30,122 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 17:13:30,206 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-02 17:13:30,206 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 17:13:30,207 INFO L158 Benchmark]: Toolchain (without parser) took 21204.18ms. Allocated memory was 102.8MB in the beginning and 249.6MB in the end (delta: 146.8MB). Free memory was 75.5MB in the beginning and 89.5MB in the end (delta: -14.0MB). Peak memory consumption was 132.0MB. Max. memory is 16.1GB. [2021-11-02 17:13:30,207 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 79.7MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 27.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-02 17:13:30,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1242.51ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 75.5MB in the beginning and 51.9MB in the end (delta: 23.6MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2021-11-02 17:13:30,207 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.88ms. Allocated memory is still 134.2MB. Free memory was 51.9MB in the beginning and 72.2MB in the end (delta: -20.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-02 17:13:30,208 INFO L158 Benchmark]: Boogie Preprocessor took 110.63ms. Allocated memory is still 134.2MB. Free memory was 72.2MB in the beginning and 64.4MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-02 17:13:30,208 INFO L158 Benchmark]: RCFGBuilder took 944.12ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 64.4MB in the beginning and 126.4MB in the end (delta: -62.0MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2021-11-02 17:13:30,208 INFO L158 Benchmark]: TraceAbstraction took 18646.39ms. Allocated memory was 199.2MB in the beginning and 249.6MB in the end (delta: 50.3MB). Free memory was 125.4MB in the beginning and 124.4MB in the end (delta: 1.0MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2021-11-02 17:13:30,208 INFO L158 Benchmark]: Witness Printer took 117.72ms. Allocated memory is still 249.6MB. Free memory was 124.4MB in the beginning and 89.5MB in the end (delta: 34.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-02 17:13:30,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 79.7MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 27.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1242.51ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 75.5MB in the beginning and 51.9MB in the end (delta: 23.6MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.88ms. Allocated memory is still 134.2MB. Free memory was 51.9MB in the beginning and 72.2MB in the end (delta: -20.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.63ms. Allocated memory is still 134.2MB. Free memory was 72.2MB in the beginning and 64.4MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 944.12ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 64.4MB in the beginning and 126.4MB in the end (delta: -62.0MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * TraceAbstraction took 18646.39ms. Allocated memory was 199.2MB in the beginning and 249.6MB in the end (delta: 50.3MB). Free memory was 125.4MB in the beginning and 124.4MB in the end (delta: 1.0MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * Witness Printer took 117.72ms. Allocated memory is still 249.6MB. Free memory was 124.4MB in the beginning and 89.5MB in the end (delta: 34.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7671]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 7671]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 7671]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 197 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 18569.34ms, OverallIterations: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 26.22ms, AutomataDifference: 15619.04ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 413.51ms, InitialAbstractionConstructionTime: 12.13ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 1085 SdHoareTripleChecker+Valid, 15286.99ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1085 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 14431.32ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1249 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3352 IncrementalHoareTripleChecker+Invalid, 3366 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 2 mSDtfsCounter, 3352 mSolverCounterSat, 13.27ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.10ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=441occurred in iteration=6, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 114.57ms AutomataMinimizationTime, 8 MinimizatonAttempts, 91 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 96 LocationsWithAnnotation, 96 PreInvPairs, 228 NumberOfFragments, 939 HoareAnnotationTreeSize, 96 FomulaSimplifications, 692 FormulaSimplificationTreeSizeReduction, 81.18ms HoareSimplificationTime, 96 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 313.75ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 106.23ms SsaConstructionTime, 404.93ms SatisfiabilityAnalysisTime, 852.89ms InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 284 ConstructedInterpolants, 0 QuantifiedInterpolants, 704 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1696 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 24/38 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 8062]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7675]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6615]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6650]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8025]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8103]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8039]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7382]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7259]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6742]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7675]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8092]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6608]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7259]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6571]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8049]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8099]: Loop Invariant Derived loop invariant: ((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8092]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6571]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7219]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8042]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6541]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7259]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7647]: Loop Invariant Derived loop invariant: ((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7675]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6634]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8107]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6650]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7219]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6695]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8089]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8065]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7219]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7675]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7675]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8025]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7259]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8049]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6742]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7995]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7219]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6608]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8052]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6640]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7259]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7259]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8030]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7675]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7501]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6758]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8095]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7395]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8030]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8004]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6678]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7217]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7259]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7360]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8030]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7219]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7675]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8022]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7358]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7445]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8007]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7675]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8058]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6662]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7217]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6541]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8046]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7505]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7248]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7259]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7481]: Loop Invariant Derived loop invariant: ((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7259]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6601]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8039]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7219]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6608]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8082]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7675]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7389]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8035]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8039]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6650]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 8095]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7259]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 RESULT: Ultimate proved your program to be correct! [2021-11-02 17:13:30,256 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE