./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dcf5140fb8d3cca08efae44c7b81afb04deeac6d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 22:39:23,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 22:39:23,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 22:39:23,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 22:39:23,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 22:39:23,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 22:39:23,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 22:39:23,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 22:39:23,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 22:39:23,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 22:39:23,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 22:39:23,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 22:39:23,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 22:39:23,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 22:39:23,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 22:39:23,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 22:39:23,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 22:39:23,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 22:39:23,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 22:39:23,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 22:39:23,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 22:39:23,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 22:39:23,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 22:39:23,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 22:39:23,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 22:39:23,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 22:39:23,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 22:39:23,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 22:39:23,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 22:39:23,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 22:39:23,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 22:39:23,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 22:39:23,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 22:39:23,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 22:39:23,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 22:39:23,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 22:39:23,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 22:39:23,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 22:39:23,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 22:39:23,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 22:39:23,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 22:39:23,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-07-05 22:39:23,182 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 22:39:23,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 22:39:23,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 22:39:23,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 22:39:23,185 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 22:39:23,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 22:39:23,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 22:39:23,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 22:39:23,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 22:39:23,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 22:39:23,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 22:39:23,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 22:39:23,187 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 22:39:23,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 22:39:23,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 22:39:23,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 22:39:23,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 22:39:23,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 22:39:23,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 22:39:23,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 22:39:23,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 22:39:23,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 22:39:23,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 22:39:23,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 22:39:23,189 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 22:39:23,189 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcf5140fb8d3cca08efae44c7b81afb04deeac6d [2021-07-05 22:39:23,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 22:39:23,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 22:39:23,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 22:39:23,475 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 22:39:23,475 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 22:39:23,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2021-07-05 22:39:23,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a44e1115f/bdde9582221c4fde89bf0a84c5651192/FLAGfe20cb1f5 [2021-07-05 22:39:24,103 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 22:39:24,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2021-07-05 22:39:24,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a44e1115f/bdde9582221c4fde89bf0a84c5651192/FLAGfe20cb1f5 [2021-07-05 22:39:24,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a44e1115f/bdde9582221c4fde89bf0a84c5651192 [2021-07-05 22:39:24,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 22:39:24,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 22:39:24,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 22:39:24,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 22:39:24,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 22:39:24,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 10:39:24" (1/1) ... [2021-07-05 22:39:24,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772f4c65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:24, skipping insertion in model container [2021-07-05 22:39:24,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 10:39:24" (1/1) ... [2021-07-05 22:39:24,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 22:39:24,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 22:39:25,020 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i[185252,185265] [2021-07-05 22:39:25,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 22:39:25,186 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 22:39:25,368 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i[185252,185265] [2021-07-05 22:39:25,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 22:39:25,478 INFO L208 MainTranslator]: Completed translation [2021-07-05 22:39:25,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25 WrapperNode [2021-07-05 22:39:25,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 22:39:25,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 22:39:25,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 22:39:25,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 22:39:25,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (1/1) ... [2021-07-05 22:39:25,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (1/1) ... [2021-07-05 22:39:25,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 22:39:25,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 22:39:25,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 22:39:25,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 22:39:25,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (1/1) ... [2021-07-05 22:39:25,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (1/1) ... [2021-07-05 22:39:25,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (1/1) ... [2021-07-05 22:39:25,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (1/1) ... [2021-07-05 22:39:25,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (1/1) ... [2021-07-05 22:39:25,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (1/1) ... [2021-07-05 22:39:25,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (1/1) ... [2021-07-05 22:39:25,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 22:39:25,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 22:39:25,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 22:39:25,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 22:39:25,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (1/1) ... [2021-07-05 22:39:25,752 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 22:39:25,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 22:39:25,782 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) [2021-07-05 22:39:25,791 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 [2021-07-05 22:39:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-05 22:39:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-05 22:39:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 22:39:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-07-05 22:39:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 22:39:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-07-05 22:39:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 22:39:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 22:39:25,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 22:39:27,149 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 22:39:27,150 INFO L299 CfgBuilder]: Removed 141 assume(true) statements. [2021-07-05 22:39:27,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 10:39:27 BoogieIcfgContainer [2021-07-05 22:39:27,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 22:39:27,154 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 22:39:27,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 22:39:27,157 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 22:39:27,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 10:39:24" (1/3) ... [2021-07-05 22:39:27,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22bc85e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 10:39:27, skipping insertion in model container [2021-07-05 22:39:27,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:39:25" (2/3) ... [2021-07-05 22:39:27,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22bc85e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 10:39:27, skipping insertion in model container [2021-07-05 22:39:27,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 10:39:27" (3/3) ... [2021-07-05 22:39:27,160 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2021-07-05 22:39:27,169 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 22:39:27,169 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-07-05 22:39:27,217 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 22:39:27,223 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 22:39:27,223 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 22:39:27,241 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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) [2021-07-05 22:39:27,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-07-05 22:39:27,260 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:27,261 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:27,261 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:27,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:27,267 INFO L82 PathProgramCache]: Analyzing trace with hash 214162578, now seen corresponding path program 1 times [2021-07-05 22:39:27,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:27,274 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115468174] [2021-07-05 22:39:27,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:27,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:27,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:27,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:27,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:27,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:27,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:27,748 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:27,748 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115468174] [2021-07-05 22:39:27,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115468174] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:27,749 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:27,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:27,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918516889] [2021-07-05 22:39:27,754 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 22:39:27,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:27,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 22:39:27,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:27,771 INFO L87 Difference]: Start difference. First operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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 2 states, 2 states have (on average 19.5) internal successors, (39), 2 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) [2021-07-05 22:39:27,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:27,821 INFO L93 Difference]: Finished difference Result 310 states and 445 transitions. [2021-07-05 22:39:27,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 22:39:27,823 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 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 39 [2021-07-05 22:39:27,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:27,833 INFO L225 Difference]: With dead ends: 310 [2021-07-05 22:39:27,833 INFO L226 Difference]: Without dead ends: 128 [2021-07-05 22:39:27,837 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:27,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-07-05 22:39:27,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-07-05 22:39:27,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.3622047244094488) internal successors, (173), 127 states have internal predecessors, (173), 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) [2021-07-05 22:39:27,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 173 transitions. [2021-07-05 22:39:27,883 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 173 transitions. Word has length 39 [2021-07-05 22:39:27,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:27,884 INFO L442 AbstractCegarLoop]: Abstraction has 128 states and 173 transitions. [2021-07-05 22:39:27,884 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 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) [2021-07-05 22:39:27,884 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 173 transitions. [2021-07-05 22:39:27,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-07-05 22:39:27,886 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:27,886 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:27,887 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 22:39:27,887 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:27,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:27,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1366579640, now seen corresponding path program 1 times [2021-07-05 22:39:27,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:27,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082241078] [2021-07-05 22:39:27,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:27,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:28,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:28,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:28,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:28,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:28,071 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:28,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082241078] [2021-07-05 22:39:28,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082241078] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:28,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:28,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 22:39:28,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50252832] [2021-07-05 22:39:28,076 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:28,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:28,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:28,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:28,078 INFO L87 Difference]: Start difference. First operand 128 states and 173 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) [2021-07-05 22:39:28,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:28,142 INFO L93 Difference]: Finished difference Result 301 states and 430 transitions. [2021-07-05 22:39:28,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:28,143 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 39 [2021-07-05 22:39:28,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:28,144 INFO L225 Difference]: With dead ends: 301 [2021-07-05 22:39:28,144 INFO L226 Difference]: Without dead ends: 203 [2021-07-05 22:39:28,145 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:28,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-07-05 22:39:28,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-07-05 22:39:28,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 202 states have (on average 1.4207920792079207) internal successors, (287), 202 states have internal predecessors, (287), 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) [2021-07-05 22:39:28,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 287 transitions. [2021-07-05 22:39:28,157 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 287 transitions. Word has length 39 [2021-07-05 22:39:28,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:28,157 INFO L442 AbstractCegarLoop]: Abstraction has 203 states and 287 transitions. [2021-07-05 22:39:28,158 INFO L443 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) [2021-07-05 22:39:28,158 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 287 transitions. [2021-07-05 22:39:28,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-07-05 22:39:28,159 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:28,160 INFO L525 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:28,160 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 22:39:28,160 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:28,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:28,160 INFO L82 PathProgramCache]: Analyzing trace with hash 602082874, now seen corresponding path program 1 times [2021-07-05 22:39:28,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:28,161 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766358594] [2021-07-05 22:39:28,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:28,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:28,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:28,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:28,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-05 22:39:28,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:28,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766358594] [2021-07-05 22:39:28,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766358594] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:28,321 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:28,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:28,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217233846] [2021-07-05 22:39:28,322 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:28,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:28,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:28,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:28,323 INFO L87 Difference]: Start difference. First operand 203 states and 287 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 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) [2021-07-05 22:39:28,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:28,339 INFO L93 Difference]: Finished difference Result 544 states and 795 transitions. [2021-07-05 22:39:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:28,339 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 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 58 [2021-07-05 22:39:28,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:28,341 INFO L225 Difference]: With dead ends: 544 [2021-07-05 22:39:28,342 INFO L226 Difference]: Without dead ends: 368 [2021-07-05 22:39:28,343 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:28,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2021-07-05 22:39:28,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 368. [2021-07-05 22:39:28,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 367 states have (on average 1.4550408719346049) internal successors, (534), 367 states have internal predecessors, (534), 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) [2021-07-05 22:39:28,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 534 transitions. [2021-07-05 22:39:28,361 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 534 transitions. Word has length 58 [2021-07-05 22:39:28,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:28,361 INFO L442 AbstractCegarLoop]: Abstraction has 368 states and 534 transitions. [2021-07-05 22:39:28,362 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 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) [2021-07-05 22:39:28,362 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 534 transitions. [2021-07-05 22:39:28,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-07-05 22:39:28,364 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:28,364 INFO L525 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:28,365 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 22:39:28,365 INFO L374 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:28,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:28,365 INFO L82 PathProgramCache]: Analyzing trace with hash -466045329, now seen corresponding path program 1 times [2021-07-05 22:39:28,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:28,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208335420] [2021-07-05 22:39:28,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:28,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:28,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:28,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:28,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:28,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:28,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:28,543 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-05 22:39:28,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:28,543 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208335420] [2021-07-05 22:39:28,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208335420] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:28,544 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:28,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 22:39:28,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257009077] [2021-07-05 22:39:28,547 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 22:39:28,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:28,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 22:39:28,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 22:39:28,548 INFO L87 Difference]: Start difference. First operand 368 states and 534 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 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) [2021-07-05 22:39:28,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:28,598 INFO L93 Difference]: Finished difference Result 697 states and 1027 transitions. [2021-07-05 22:39:28,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 22:39:28,599 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 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 72 [2021-07-05 22:39:28,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:28,601 INFO L225 Difference]: With dead ends: 697 [2021-07-05 22:39:28,601 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 22:39:28,604 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 22:39:28,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 22:39:28,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 22:39:28,605 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) [2021-07-05 22:39:28,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 22:39:28,606 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2021-07-05 22:39:28,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:28,606 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 22:39:28,606 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 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) [2021-07-05 22:39:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 22:39:28,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 22:39:28,611 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 22:39:28,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:28,786 INFO L762 garLoopResultBuilder]: For program point L6047(lines 6047 6062) no Hoare annotation was computed. [2021-07-05 22:39:28,787 INFO L762 garLoopResultBuilder]: For program point L6080-2(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:28,787 INFO L762 garLoopResultBuilder]: For program point L6113(lines 6113 6116) no Hoare annotation was computed. [2021-07-05 22:39:28,787 INFO L762 garLoopResultBuilder]: For program point L6080(lines 6080 6085) no Hoare annotation was computed. [2021-07-05 22:39:28,787 INFO L765 garLoopResultBuilder]: At program point L7005(lines 7004 7006) the Hoare annotation is: true [2021-07-05 22:39:28,788 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:28,789 INFO L762 garLoopResultBuilder]: For program point L6213(line 6213) no Hoare annotation was computed. [2021-07-05 22:39:28,789 INFO L762 garLoopResultBuilder]: For program point L6973(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:28,789 INFO L762 garLoopResultBuilder]: For program point L6049(lines 6049 6059) no Hoare annotation was computed. [2021-07-05 22:39:28,789 INFO L758 garLoopResultBuilder]: At program point L6347(lines 6336 6349) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,789 INFO L762 garLoopResultBuilder]: For program point L6050(line 6050) no Hoare annotation was computed. [2021-07-05 22:39:28,789 INFO L762 garLoopResultBuilder]: For program point L5852(lines 5852 5855) no Hoare annotation was computed. [2021-07-05 22:39:28,790 INFO L762 garLoopResultBuilder]: For program point L5720-1(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:28,790 INFO L762 garLoopResultBuilder]: For program point L5720-2(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:28,790 INFO L762 garLoopResultBuilder]: For program point L5720(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:28,790 INFO L762 garLoopResultBuilder]: For program point L5720-5(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:28,790 INFO L762 garLoopResultBuilder]: For program point L5720-6(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:28,790 INFO L762 garLoopResultBuilder]: For program point L5720-3(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:28,791 INFO L762 garLoopResultBuilder]: For program point L5720-4(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:28,791 INFO L762 garLoopResultBuilder]: For program point L6051(lines 6051 6055) no Hoare annotation was computed. [2021-07-05 22:39:28,791 INFO L758 garLoopResultBuilder]: At program point L7009(lines 7008 7010) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,791 INFO L762 garLoopResultBuilder]: For program point L5721-2(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:28,792 INFO L762 garLoopResultBuilder]: For program point L5721(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:28,792 INFO L762 garLoopResultBuilder]: For program point L5721-6(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:28,793 INFO L762 garLoopResultBuilder]: For program point L5721-4(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:28,793 INFO L762 garLoopResultBuilder]: For program point L5721-10(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:28,793 INFO L762 garLoopResultBuilder]: For program point L5721-8(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:28,793 INFO L762 garLoopResultBuilder]: For program point L5721-12(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:28,793 INFO L762 garLoopResultBuilder]: For program point L6184(line 6184) no Hoare annotation was computed. [2021-07-05 22:39:28,793 INFO L758 garLoopResultBuilder]: At program point L5953(lines 5948 5955) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,794 INFO L765 garLoopResultBuilder]: At program point L6977(lines 6962 6983) the Hoare annotation is: true [2021-07-05 22:39:28,794 INFO L762 garLoopResultBuilder]: For program point L6185(lines 6185 6200) no Hoare annotation was computed. [2021-07-05 22:39:28,795 INFO L758 garLoopResultBuilder]: At program point L6318(lines 6307 6320) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,795 INFO L765 garLoopResultBuilder]: At program point L6153(lines 6965 6968) the Hoare annotation is: true [2021-07-05 22:39:28,796 INFO L762 garLoopResultBuilder]: For program point L6120(line 6120) no Hoare annotation was computed. [2021-07-05 22:39:28,796 INFO L762 garLoopResultBuilder]: For program point L6946(lines 6946 6952) no Hoare annotation was computed. [2021-07-05 22:39:28,796 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:28,796 INFO L762 garLoopResultBuilder]: For program point L6187(lines 6187 6197) no Hoare annotation was computed. [2021-07-05 22:39:28,796 INFO L762 garLoopResultBuilder]: For program point L6220(line 6220) no Hoare annotation was computed. [2021-07-05 22:39:28,797 INFO L758 garLoopResultBuilder]: At program point L7013(lines 7012 7014) the Hoare annotation is: (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) [2021-07-05 22:39:28,797 INFO L762 garLoopResultBuilder]: For program point L6188(line 6188) no Hoare annotation was computed. [2021-07-05 22:39:28,797 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:28,797 INFO L762 garLoopResultBuilder]: For program point L6189(lines 6189 6193) no Hoare annotation was computed. [2021-07-05 22:39:28,797 INFO L762 garLoopResultBuilder]: For program point L6057(line 6057) no Hoare annotation was computed. [2021-07-05 22:39:28,797 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:28,798 INFO L758 garLoopResultBuilder]: At program point L6223(lines 6002 6228) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,798 INFO L758 garLoopResultBuilder]: At program point L7016-1(lines 7015 7017) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,798 INFO L758 garLoopResultBuilder]: At program point L7016(lines 7015 7017) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,798 INFO L762 garLoopResultBuilder]: For program point L6917-1(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:28,798 INFO L762 garLoopResultBuilder]: For program point L6917(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:28,798 INFO L758 garLoopResultBuilder]: At program point L6951(lines 6940 6954) the Hoare annotation is: (or (= ~ldv_mutex_udev~0 1) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) [2021-07-05 22:39:28,799 INFO L765 garLoopResultBuilder]: At program point L5795(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:28,799 INFO L765 garLoopResultBuilder]: At program point L5795-1(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:28,799 INFO L765 garLoopResultBuilder]: At program point L5795-4(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:28,799 INFO L765 garLoopResultBuilder]: At program point L5795-5(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:28,799 INFO L765 garLoopResultBuilder]: At program point L5795-2(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:28,799 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:28,800 INFO L765 garLoopResultBuilder]: At program point L5795-3(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:28,800 INFO L765 garLoopResultBuilder]: At program point L5795-8(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:28,800 INFO L765 garLoopResultBuilder]: At program point L5795-6(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:28,800 INFO L765 garLoopResultBuilder]: At program point L5795-7(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:28,801 INFO L762 garLoopResultBuilder]: For program point L6159(line 6159) no Hoare annotation was computed. [2021-07-05 22:39:28,801 INFO L762 garLoopResultBuilder]: For program point L6027(lines 6027 6222) no Hoare annotation was computed. [2021-07-05 22:39:28,801 INFO L762 garLoopResultBuilder]: For program point L6093(line 6093) no Hoare annotation was computed. [2021-07-05 22:39:28,801 INFO L758 garLoopResultBuilder]: At program point L6985(lines 6984 6986) the Hoare annotation is: (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) [2021-07-05 22:39:28,801 INFO L762 garLoopResultBuilder]: For program point L6127(line 6127) no Hoare annotation was computed. [2021-07-05 22:39:28,801 INFO L762 garLoopResultBuilder]: For program point L6094(lines 6094 6098) no Hoare annotation was computed. [2021-07-05 22:39:28,802 INFO L762 garLoopResultBuilder]: For program point L6028(line 6028) no Hoare annotation was computed. [2021-07-05 22:39:28,802 INFO L765 garLoopResultBuilder]: At program point L6326(lines 1 7033) the Hoare annotation is: true [2021-07-05 22:39:28,802 INFO L765 garLoopResultBuilder]: At program point L6227(lines 5979 6229) the Hoare annotation is: true [2021-07-05 22:39:28,802 INFO L762 garLoopResultBuilder]: For program point L6128(lines 6128 6164) no Hoare annotation was computed. [2021-07-05 22:39:28,802 INFO L762 garLoopResultBuilder]: For program point L6029(lines 6029 6044) no Hoare annotation was computed. [2021-07-05 22:39:28,802 INFO L758 garLoopResultBuilder]: At program point L7020(lines 7019 7021) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,805 INFO L758 garLoopResultBuilder]: At program point L5765-2(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:28,805 INFO L758 garLoopResultBuilder]: At program point L5765-3(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:28,805 INFO L758 garLoopResultBuilder]: At program point L5765(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:28,806 INFO L758 garLoopResultBuilder]: At program point L5765-1(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:28,806 INFO L758 garLoopResultBuilder]: At program point L5765-6(lines 5757 5767) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,806 INFO L758 garLoopResultBuilder]: At program point L5765-4(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:28,806 INFO L758 garLoopResultBuilder]: At program point L5765-5(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:28,806 INFO L762 garLoopResultBuilder]: For program point L6195(line 6195) no Hoare annotation was computed. [2021-07-05 22:39:28,806 INFO L758 garLoopResultBuilder]: At program point L6922(lines 1 7033) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,807 INFO L758 garLoopResultBuilder]: At program point L6988(lines 6987 6989) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:28,807 INFO L762 garLoopResultBuilder]: For program point L6856-1(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:28,807 INFO L762 garLoopResultBuilder]: For program point L6856(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:28,807 INFO L762 garLoopResultBuilder]: For program point L6130(lines 6130 6161) no Hoare annotation was computed. [2021-07-05 22:39:28,808 INFO L762 garLoopResultBuilder]: For program point L6031(lines 6031 6041) no Hoare annotation was computed. [2021-07-05 22:39:28,808 INFO L762 garLoopResultBuilder]: For program point L6064(line 6064) no Hoare annotation was computed. [2021-07-05 22:39:28,809 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,809 INFO L758 garLoopResultBuilder]: At program point L6296(lines 6291 6298) the Hoare annotation is: (or (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (= ~ldv_mutex_udev~0 1)) [2021-07-05 22:39:28,809 INFO L762 garLoopResultBuilder]: For program point L6131(line 6131) no Hoare annotation was computed. [2021-07-05 22:39:28,809 INFO L762 garLoopResultBuilder]: For program point L6065(lines 6065 6125) no Hoare annotation was computed. [2021-07-05 22:39:28,809 INFO L762 garLoopResultBuilder]: For program point L6032(line 6032) no Hoare annotation was computed. [2021-07-05 22:39:28,809 INFO L762 garLoopResultBuilder]: For program point L6132(lines 6132 6137) no Hoare annotation was computed. [2021-07-05 22:39:28,810 INFO L762 garLoopResultBuilder]: For program point L6033(lines 6033 6037) no Hoare annotation was computed. [2021-07-05 22:39:28,810 INFO L758 garLoopResultBuilder]: At program point L7024(lines 7023 7025) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,810 INFO L762 garLoopResultBuilder]: For program point L6166(line 6166) no Hoare annotation was computed. [2021-07-05 22:39:28,810 INFO L762 garLoopResultBuilder]: For program point L6067(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:28,810 INFO L762 garLoopResultBuilder]: For program point L6100(line 6100) no Hoare annotation was computed. [2021-07-05 22:39:28,810 INFO L758 garLoopResultBuilder]: At program point L6992(lines 6991 6993) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,810 INFO L762 garLoopResultBuilder]: For program point L6332-2(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:28,811 INFO L762 garLoopResultBuilder]: For program point L6332-1(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:28,811 INFO L762 garLoopResultBuilder]: For program point L6332(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:28,811 INFO L762 garLoopResultBuilder]: For program point L6167(lines 6167 6182) no Hoare annotation was computed. [2021-07-05 22:39:28,811 INFO L762 garLoopResultBuilder]: For program point L6332-5(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:28,811 INFO L762 garLoopResultBuilder]: For program point L6332-4(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:28,811 INFO L762 garLoopResultBuilder]: For program point L6332-3(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:28,811 INFO L762 garLoopResultBuilder]: For program point L6101(lines 6101 6108) no Hoare annotation was computed. [2021-07-05 22:39:28,812 INFO L762 garLoopResultBuilder]: For program point L6068(line 6068) no Hoare annotation was computed. [2021-07-05 22:39:28,812 INFO L765 garLoopResultBuilder]: At program point L6861(lines 6853 6863) the Hoare annotation is: true [2021-07-05 22:39:28,812 INFO L762 garLoopResultBuilder]: For program point L6069(lines 6069 6077) no Hoare annotation was computed. [2021-07-05 22:39:28,812 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,812 INFO L762 garLoopResultBuilder]: For program point L6202(line 6202) no Hoare annotation was computed. [2021-07-05 22:39:28,812 INFO L762 garLoopResultBuilder]: For program point L6103(lines 6103 6106) no Hoare annotation was computed. [2021-07-05 22:39:28,813 INFO L762 garLoopResultBuilder]: For program point L6169(lines 6169 6179) no Hoare annotation was computed. [2021-07-05 22:39:28,813 INFO L758 garLoopResultBuilder]: At program point L7028(lines 7027 7029) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,816 INFO L758 garLoopResultBuilder]: At program point L5773(lines 5768 5775) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:28,816 INFO L762 garLoopResultBuilder]: For program point L6203(lines 6203 6218) no Hoare annotation was computed. [2021-07-05 22:39:28,816 INFO L762 garLoopResultBuilder]: For program point L6170(line 6170) no Hoare annotation was computed. [2021-07-05 22:39:28,816 INFO L762 garLoopResultBuilder]: For program point L6071(lines 6071 6075) no Hoare annotation was computed. [2021-07-05 22:39:28,817 INFO L758 garLoopResultBuilder]: At program point L5840-1(lines 5837 5842) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,818 INFO L758 garLoopResultBuilder]: At program point L5840-2(lines 5837 5842) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,818 INFO L758 garLoopResultBuilder]: At program point L5840(lines 5837 5842) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,818 INFO L758 garLoopResultBuilder]: At program point L5840-3(lines 5837 5842) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,819 INFO L762 garLoopResultBuilder]: For program point L6171(lines 6171 6175) no Hoare annotation was computed. [2021-07-05 22:39:28,820 INFO L762 garLoopResultBuilder]: For program point L6039(line 6039) no Hoare annotation was computed. [2021-07-05 22:39:28,820 INFO L762 garLoopResultBuilder]: For program point L6139(line 6139) no Hoare annotation was computed. [2021-07-05 22:39:28,820 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,820 INFO L762 garLoopResultBuilder]: For program point L6205(lines 6205 6215) no Hoare annotation was computed. [2021-07-05 22:39:28,820 INFO L762 garLoopResultBuilder]: For program point L6965(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:28,820 INFO L762 garLoopResultBuilder]: For program point L6206(line 6206) no Hoare annotation was computed. [2021-07-05 22:39:28,821 INFO L762 garLoopResultBuilder]: For program point L6140(lines 6140 6157) no Hoare annotation was computed. [2021-07-05 22:39:28,821 INFO L762 garLoopResultBuilder]: For program point L6207(lines 6207 6211) no Hoare annotation was computed. [2021-07-05 22:39:28,821 INFO L758 garLoopResultBuilder]: At program point L5976(lines 5970 5978) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,821 INFO L762 garLoopResultBuilder]: For program point L6142(lines 6142 6150) no Hoare annotation was computed. [2021-07-05 22:39:28,821 INFO L762 garLoopResultBuilder]: For program point L6142-2(lines 6140 6156) no Hoare annotation was computed. [2021-07-05 22:39:28,821 INFO L762 garLoopResultBuilder]: For program point L6110(line 6110) no Hoare annotation was computed. [2021-07-05 22:39:28,821 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,822 INFO L762 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,822 INFO L762 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,822 INFO L762 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,822 INFO L762 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,822 INFO L762 garLoopResultBuilder]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,822 INFO L762 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,822 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:28,823 INFO L758 garLoopResultBuilder]: At program point L-1-8(line -1) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:28,823 INFO L762 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,823 INFO L762 garLoopResultBuilder]: For program point L6969(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:28,825 INFO L762 garLoopResultBuilder]: For program point L-1-10(line -1) no Hoare annotation was computed. [2021-07-05 22:39:28,825 INFO L762 garLoopResultBuilder]: For program point L6111(lines 6111 6118) no Hoare annotation was computed. [2021-07-05 22:39:28,825 INFO L762 garLoopResultBuilder]: For program point L6177(line 6177) no Hoare annotation was computed. [2021-07-05 22:39:28,825 INFO L758 garLoopResultBuilder]: At program point L5781(lines 5776 5783) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,825 INFO L758 garLoopResultBuilder]: At program point L5781-1(lines 5776 5783) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:28,826 INFO L762 garLoopResultBuilder]: For program point L6343-1(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:28,826 INFO L762 garLoopResultBuilder]: For program point L6343(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:28,826 INFO L762 garLoopResultBuilder]: For program point L6079(line 6079) no Hoare annotation was computed. [2021-07-05 22:39:28,826 INFO L762 garLoopResultBuilder]: For program point L6046(line 6046) no Hoare annotation was computed. [2021-07-05 22:39:28,827 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-05 22:39:28,827 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 22:39:28,830 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/6) [2021-07-05 22:39:28,834 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 22:39:28,835 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 22:39:28,835 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 22:39:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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) [2021-07-05 22:39:28,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-07-05 22:39:28,843 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:28,843 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:28,843 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:28,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:28,844 INFO L82 PathProgramCache]: Analyzing trace with hash -156732021, now seen corresponding path program 1 times [2021-07-05 22:39:28,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:28,844 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287033436] [2021-07-05 22:39:28,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:28,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:28,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:28,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:28,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:28,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:28,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:28,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287033436] [2021-07-05 22:39:28,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287033436] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:28,940 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:28,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:28,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306628781] [2021-07-05 22:39:28,941 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 22:39:28,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:28,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 22:39:28,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:28,942 INFO L87 Difference]: Start difference. First operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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) [2021-07-05 22:39:28,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:28,946 INFO L93 Difference]: Finished difference Result 310 states and 445 transitions. [2021-07-05 22:39:28,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 22:39:28,946 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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 47 [2021-07-05 22:39:28,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:28,947 INFO L225 Difference]: With dead ends: 310 [2021-07-05 22:39:28,947 INFO L226 Difference]: Without dead ends: 128 [2021-07-05 22:39:28,948 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:28,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-07-05 22:39:28,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-07-05 22:39:28,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.3622047244094488) internal successors, (173), 127 states have internal predecessors, (173), 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) [2021-07-05 22:39:28,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 173 transitions. [2021-07-05 22:39:28,955 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 173 transitions. Word has length 47 [2021-07-05 22:39:28,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:28,955 INFO L442 AbstractCegarLoop]: Abstraction has 128 states and 173 transitions. [2021-07-05 22:39:28,956 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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) [2021-07-05 22:39:28,956 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 173 transitions. [2021-07-05 22:39:28,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-07-05 22:39:28,956 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:28,956 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:28,956 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-07-05 22:39:28,957 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:28,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:28,957 INFO L82 PathProgramCache]: Analyzing trace with hash 87959873, now seen corresponding path program 1 times [2021-07-05 22:39:28,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:28,957 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715630805] [2021-07-05 22:39:28,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:28,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:29,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:29,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:29,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:29,090 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:29,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715630805] [2021-07-05 22:39:29,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715630805] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:29,090 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:29,090 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 22:39:29,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64096437] [2021-07-05 22:39:29,092 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:29,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:29,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:29,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:29,093 INFO L87 Difference]: Start difference. First operand 128 states and 173 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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) [2021-07-05 22:39:29,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:29,153 INFO L93 Difference]: Finished difference Result 301 states and 430 transitions. [2021-07-05 22:39:29,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:29,154 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 47 [2021-07-05 22:39:29,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:29,155 INFO L225 Difference]: With dead ends: 301 [2021-07-05 22:39:29,155 INFO L226 Difference]: Without dead ends: 203 [2021-07-05 22:39:29,156 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:29,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-07-05 22:39:29,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-07-05 22:39:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 202 states have (on average 1.4207920792079207) internal successors, (287), 202 states have internal predecessors, (287), 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) [2021-07-05 22:39:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 287 transitions. [2021-07-05 22:39:29,165 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 287 transitions. Word has length 47 [2021-07-05 22:39:29,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:29,166 INFO L442 AbstractCegarLoop]: Abstraction has 203 states and 287 transitions. [2021-07-05 22:39:29,166 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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) [2021-07-05 22:39:29,166 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 287 transitions. [2021-07-05 22:39:29,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-07-05 22:39:29,167 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:29,168 INFO L525 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:29,168 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2021-07-05 22:39:29,168 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:29,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:29,169 INFO L82 PathProgramCache]: Analyzing trace with hash -454066381, now seen corresponding path program 1 times [2021-07-05 22:39:29,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:29,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555816143] [2021-07-05 22:39:29,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:29,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:29,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:29,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:29,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:29,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-05 22:39:29,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:29,311 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555816143] [2021-07-05 22:39:29,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555816143] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:29,312 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:29,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 22:39:29,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443696657] [2021-07-05 22:39:29,312 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:29,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:29,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:29,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:29,313 INFO L87 Difference]: Start difference. First operand 203 states and 287 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2021-07-05 22:39:29,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:29,379 INFO L93 Difference]: Finished difference Result 544 states and 795 transitions. [2021-07-05 22:39:29,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:29,380 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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 66 [2021-07-05 22:39:29,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:29,383 INFO L225 Difference]: With dead ends: 544 [2021-07-05 22:39:29,383 INFO L226 Difference]: Without dead ends: 370 [2021-07-05 22:39:29,384 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:29,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-07-05 22:39:29,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 370. [2021-07-05 22:39:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 369 states have (on average 1.4525745257452574) internal successors, (536), 369 states have internal predecessors, (536), 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) [2021-07-05 22:39:29,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 536 transitions. [2021-07-05 22:39:29,395 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 536 transitions. Word has length 66 [2021-07-05 22:39:29,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:29,396 INFO L442 AbstractCegarLoop]: Abstraction has 370 states and 536 transitions. [2021-07-05 22:39:29,396 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2021-07-05 22:39:29,396 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 536 transitions. [2021-07-05 22:39:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-07-05 22:39:29,397 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:29,398 INFO L525 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:29,398 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2021-07-05 22:39:29,398 INFO L374 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:29,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:29,398 INFO L82 PathProgramCache]: Analyzing trace with hash -134151878, now seen corresponding path program 1 times [2021-07-05 22:39:29,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:29,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375183754] [2021-07-05 22:39:29,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:29,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:29,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:29,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 22:39:29,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 22:39:29,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 22:39:29,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 22:39:29,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 22:39:29,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:29,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-05 22:39:29,571 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:29,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375183754] [2021-07-05 22:39:29,571 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375183754] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:29,572 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:29,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-05 22:39:29,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242832110] [2021-07-05 22:39:29,573 INFO L425 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-05 22:39:29,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:29,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-05 22:39:29,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-05 22:39:29,574 INFO L87 Difference]: Start difference. First operand 370 states and 536 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2021-07-05 22:39:29,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:29,696 INFO L93 Difference]: Finished difference Result 1342 states and 2000 transitions. [2021-07-05 22:39:29,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-05 22:39:29,697 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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 67 [2021-07-05 22:39:29,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:29,697 INFO L225 Difference]: With dead ends: 1342 [2021-07-05 22:39:29,697 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 22:39:29,699 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 54.3ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-07-05 22:39:29,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 22:39:29,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 22:39:29,700 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) [2021-07-05 22:39:29,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 22:39:29,700 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2021-07-05 22:39:29,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:29,701 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 22:39:29,701 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2021-07-05 22:39:29,701 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 22:39:29,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 22:39:29,701 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 22:39:29,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:29,781 INFO L762 garLoopResultBuilder]: For program point L6047(lines 6047 6062) no Hoare annotation was computed. [2021-07-05 22:39:29,782 INFO L762 garLoopResultBuilder]: For program point L6080-2(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:29,782 INFO L762 garLoopResultBuilder]: For program point L6113(lines 6113 6116) no Hoare annotation was computed. [2021-07-05 22:39:29,783 INFO L762 garLoopResultBuilder]: For program point L6080(lines 6080 6085) no Hoare annotation was computed. [2021-07-05 22:39:29,783 INFO L765 garLoopResultBuilder]: At program point L7005(lines 7004 7006) the Hoare annotation is: true [2021-07-05 22:39:29,783 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:29,783 INFO L762 garLoopResultBuilder]: For program point L6213(line 6213) no Hoare annotation was computed. [2021-07-05 22:39:29,783 INFO L762 garLoopResultBuilder]: For program point L6973(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:29,784 INFO L762 garLoopResultBuilder]: For program point L6049(lines 6049 6059) no Hoare annotation was computed. [2021-07-05 22:39:29,784 INFO L758 garLoopResultBuilder]: At program point L6347(lines 6336 6349) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) [2021-07-05 22:39:29,784 INFO L762 garLoopResultBuilder]: For program point L6050(line 6050) no Hoare annotation was computed. [2021-07-05 22:39:29,784 INFO L762 garLoopResultBuilder]: For program point L5852(lines 5852 5855) no Hoare annotation was computed. [2021-07-05 22:39:29,784 INFO L762 garLoopResultBuilder]: For program point L5720-1(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:29,784 INFO L762 garLoopResultBuilder]: For program point L5720-2(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:29,785 INFO L762 garLoopResultBuilder]: For program point L5720(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:29,785 INFO L762 garLoopResultBuilder]: For program point L5720-5(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:29,785 INFO L762 garLoopResultBuilder]: For program point L5720-6(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:29,785 INFO L762 garLoopResultBuilder]: For program point L5720-3(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:29,785 INFO L762 garLoopResultBuilder]: For program point L5720-4(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:29,786 INFO L762 garLoopResultBuilder]: For program point L6051(lines 6051 6055) no Hoare annotation was computed. [2021-07-05 22:39:29,786 INFO L758 garLoopResultBuilder]: At program point L7009(lines 7008 7010) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,786 INFO L762 garLoopResultBuilder]: For program point L5721-2(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:29,786 INFO L762 garLoopResultBuilder]: For program point L5721(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:29,786 INFO L762 garLoopResultBuilder]: For program point L5721-6(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:29,786 INFO L762 garLoopResultBuilder]: For program point L5721-4(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:29,786 INFO L762 garLoopResultBuilder]: For program point L5721-10(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:29,787 INFO L762 garLoopResultBuilder]: For program point L5721-8(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:29,787 INFO L762 garLoopResultBuilder]: For program point L5721-12(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:29,787 INFO L762 garLoopResultBuilder]: For program point L6184(line 6184) no Hoare annotation was computed. [2021-07-05 22:39:29,787 INFO L758 garLoopResultBuilder]: At program point L5953(lines 5948 5955) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,787 INFO L765 garLoopResultBuilder]: At program point L6977(lines 6962 6983) the Hoare annotation is: true [2021-07-05 22:39:29,787 INFO L762 garLoopResultBuilder]: For program point L6185(lines 6185 6200) no Hoare annotation was computed. [2021-07-05 22:39:29,787 INFO L758 garLoopResultBuilder]: At program point L6318(lines 6307 6320) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,788 INFO L765 garLoopResultBuilder]: At program point L6153(lines 6965 6968) the Hoare annotation is: true [2021-07-05 22:39:29,788 INFO L762 garLoopResultBuilder]: For program point L6120(line 6120) no Hoare annotation was computed. [2021-07-05 22:39:29,788 INFO L762 garLoopResultBuilder]: For program point L6946(lines 6946 6952) no Hoare annotation was computed. [2021-07-05 22:39:29,788 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:29,788 INFO L762 garLoopResultBuilder]: For program point L6187(lines 6187 6197) no Hoare annotation was computed. [2021-07-05 22:39:29,788 INFO L762 garLoopResultBuilder]: For program point L6220(line 6220) no Hoare annotation was computed. [2021-07-05 22:39:29,789 INFO L758 garLoopResultBuilder]: At program point L7013(lines 7012 7014) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) (= 2 ~ldv_mutex_udev~0)) [2021-07-05 22:39:29,789 INFO L762 garLoopResultBuilder]: For program point L6188(line 6188) no Hoare annotation was computed. [2021-07-05 22:39:29,789 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:29,789 INFO L762 garLoopResultBuilder]: For program point L6189(lines 6189 6193) no Hoare annotation was computed. [2021-07-05 22:39:29,789 INFO L762 garLoopResultBuilder]: For program point L6057(line 6057) no Hoare annotation was computed. [2021-07-05 22:39:29,789 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:29,789 INFO L758 garLoopResultBuilder]: At program point L6223(lines 6002 6228) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,790 INFO L758 garLoopResultBuilder]: At program point L7016-1(lines 7015 7017) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,790 INFO L758 garLoopResultBuilder]: At program point L7016(lines 7015 7017) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,790 INFO L762 garLoopResultBuilder]: For program point L6917-1(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:29,790 INFO L762 garLoopResultBuilder]: For program point L6917(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:29,790 INFO L758 garLoopResultBuilder]: At program point L6951(lines 6940 6954) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (or (and (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) (= 2 ~ldv_mutex_udev~0))) [2021-07-05 22:39:29,790 INFO L765 garLoopResultBuilder]: At program point L5795(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:29,790 INFO L765 garLoopResultBuilder]: At program point L5795-1(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:29,791 INFO L765 garLoopResultBuilder]: At program point L5795-4(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:29,791 INFO L765 garLoopResultBuilder]: At program point L5795-5(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:29,791 INFO L765 garLoopResultBuilder]: At program point L5795-2(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:29,791 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:29,791 INFO L765 garLoopResultBuilder]: At program point L5795-3(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:29,791 INFO L765 garLoopResultBuilder]: At program point L5795-8(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:29,792 INFO L765 garLoopResultBuilder]: At program point L5795-6(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:29,792 INFO L765 garLoopResultBuilder]: At program point L5795-7(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:29,792 INFO L762 garLoopResultBuilder]: For program point L6159(line 6159) no Hoare annotation was computed. [2021-07-05 22:39:29,792 INFO L762 garLoopResultBuilder]: For program point L6027(lines 6027 6222) no Hoare annotation was computed. [2021-07-05 22:39:29,792 INFO L762 garLoopResultBuilder]: For program point L6093(line 6093) no Hoare annotation was computed. [2021-07-05 22:39:29,792 INFO L758 garLoopResultBuilder]: At program point L6985(lines 6984 6986) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) (= 2 ~ldv_mutex_udev~0)) [2021-07-05 22:39:29,792 INFO L762 garLoopResultBuilder]: For program point L6127(line 6127) no Hoare annotation was computed. [2021-07-05 22:39:29,793 INFO L762 garLoopResultBuilder]: For program point L6094(lines 6094 6098) no Hoare annotation was computed. [2021-07-05 22:39:29,793 INFO L762 garLoopResultBuilder]: For program point L6028(line 6028) no Hoare annotation was computed. [2021-07-05 22:39:29,793 INFO L765 garLoopResultBuilder]: At program point L6326(lines 1 7033) the Hoare annotation is: true [2021-07-05 22:39:29,793 INFO L765 garLoopResultBuilder]: At program point L6227(lines 5979 6229) the Hoare annotation is: true [2021-07-05 22:39:29,793 INFO L762 garLoopResultBuilder]: For program point L6128(lines 6128 6164) no Hoare annotation was computed. [2021-07-05 22:39:29,793 INFO L762 garLoopResultBuilder]: For program point L6029(lines 6029 6044) no Hoare annotation was computed. [2021-07-05 22:39:29,793 INFO L758 garLoopResultBuilder]: At program point L7020(lines 7019 7021) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,794 INFO L758 garLoopResultBuilder]: At program point L5765-2(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:29,794 INFO L758 garLoopResultBuilder]: At program point L5765-3(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:29,794 INFO L758 garLoopResultBuilder]: At program point L5765(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:29,794 INFO L758 garLoopResultBuilder]: At program point L5765-1(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:29,794 INFO L758 garLoopResultBuilder]: At program point L5765-6(lines 5757 5767) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,794 INFO L758 garLoopResultBuilder]: At program point L5765-4(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:29,795 INFO L758 garLoopResultBuilder]: At program point L5765-5(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:29,795 INFO L762 garLoopResultBuilder]: For program point L6195(line 6195) no Hoare annotation was computed. [2021-07-05 22:39:29,795 INFO L758 garLoopResultBuilder]: At program point L6922(lines 1 7033) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,795 INFO L758 garLoopResultBuilder]: At program point L6988(lines 6987 6989) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:29,795 INFO L762 garLoopResultBuilder]: For program point L6856-1(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:29,795 INFO L762 garLoopResultBuilder]: For program point L6856(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:29,795 INFO L762 garLoopResultBuilder]: For program point L6130(lines 6130 6161) no Hoare annotation was computed. [2021-07-05 22:39:29,796 INFO L762 garLoopResultBuilder]: For program point L6031(lines 6031 6041) no Hoare annotation was computed. [2021-07-05 22:39:29,796 INFO L762 garLoopResultBuilder]: For program point L6064(line 6064) no Hoare annotation was computed. [2021-07-05 22:39:29,796 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,796 INFO L758 garLoopResultBuilder]: At program point L6296(lines 6291 6298) the Hoare annotation is: (and (or (and (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) (= 2 ~ldv_mutex_udev~0)) (or (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (= ~ldv_mutex_udev~0 1))) [2021-07-05 22:39:29,796 INFO L762 garLoopResultBuilder]: For program point L6131(line 6131) no Hoare annotation was computed. [2021-07-05 22:39:29,796 INFO L762 garLoopResultBuilder]: For program point L6065(lines 6065 6125) no Hoare annotation was computed. [2021-07-05 22:39:29,797 INFO L762 garLoopResultBuilder]: For program point L6032(line 6032) no Hoare annotation was computed. [2021-07-05 22:39:29,797 INFO L762 garLoopResultBuilder]: For program point L6132(lines 6132 6137) no Hoare annotation was computed. [2021-07-05 22:39:29,797 INFO L762 garLoopResultBuilder]: For program point L6033(lines 6033 6037) no Hoare annotation was computed. [2021-07-05 22:39:29,798 INFO L758 garLoopResultBuilder]: At program point L7024(lines 7023 7025) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,798 INFO L762 garLoopResultBuilder]: For program point L6166(line 6166) no Hoare annotation was computed. [2021-07-05 22:39:29,798 INFO L762 garLoopResultBuilder]: For program point L6067(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:29,799 INFO L762 garLoopResultBuilder]: For program point L6100(line 6100) no Hoare annotation was computed. [2021-07-05 22:39:29,799 INFO L758 garLoopResultBuilder]: At program point L6992(lines 6991 6993) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,799 INFO L762 garLoopResultBuilder]: For program point L6332-2(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:29,799 INFO L762 garLoopResultBuilder]: For program point L6332-1(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:29,799 INFO L762 garLoopResultBuilder]: For program point L6332(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:29,799 INFO L762 garLoopResultBuilder]: For program point L6167(lines 6167 6182) no Hoare annotation was computed. [2021-07-05 22:39:29,800 INFO L762 garLoopResultBuilder]: For program point L6332-5(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:29,800 INFO L762 garLoopResultBuilder]: For program point L6332-4(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:29,800 INFO L762 garLoopResultBuilder]: For program point L6332-3(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:29,800 INFO L762 garLoopResultBuilder]: For program point L6101(lines 6101 6108) no Hoare annotation was computed. [2021-07-05 22:39:29,800 INFO L762 garLoopResultBuilder]: For program point L6068(line 6068) no Hoare annotation was computed. [2021-07-05 22:39:29,800 INFO L758 garLoopResultBuilder]: At program point L6861(lines 6853 6863) the Hoare annotation is: (= 2 ~ldv_mutex_udev~0) [2021-07-05 22:39:29,800 INFO L762 garLoopResultBuilder]: For program point L6069(lines 6069 6077) no Hoare annotation was computed. [2021-07-05 22:39:29,801 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,801 INFO L762 garLoopResultBuilder]: For program point L6202(line 6202) no Hoare annotation was computed. [2021-07-05 22:39:29,801 INFO L762 garLoopResultBuilder]: For program point L6103(lines 6103 6106) no Hoare annotation was computed. [2021-07-05 22:39:29,801 INFO L762 garLoopResultBuilder]: For program point L6169(lines 6169 6179) no Hoare annotation was computed. [2021-07-05 22:39:29,801 INFO L758 garLoopResultBuilder]: At program point L7028(lines 7027 7029) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,801 INFO L758 garLoopResultBuilder]: At program point L5773(lines 5768 5775) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:29,801 INFO L762 garLoopResultBuilder]: For program point L6203(lines 6203 6218) no Hoare annotation was computed. [2021-07-05 22:39:29,802 INFO L762 garLoopResultBuilder]: For program point L6170(line 6170) no Hoare annotation was computed. [2021-07-05 22:39:29,802 INFO L762 garLoopResultBuilder]: For program point L6071(lines 6071 6075) no Hoare annotation was computed. [2021-07-05 22:39:29,802 INFO L758 garLoopResultBuilder]: At program point L5840-1(lines 5837 5842) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,802 INFO L758 garLoopResultBuilder]: At program point L5840-2(lines 5837 5842) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,802 INFO L758 garLoopResultBuilder]: At program point L5840(lines 5837 5842) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,802 INFO L758 garLoopResultBuilder]: At program point L5840-3(lines 5837 5842) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,802 INFO L762 garLoopResultBuilder]: For program point L6171(lines 6171 6175) no Hoare annotation was computed. [2021-07-05 22:39:29,803 INFO L762 garLoopResultBuilder]: For program point L6039(line 6039) no Hoare annotation was computed. [2021-07-05 22:39:29,803 INFO L762 garLoopResultBuilder]: For program point L6139(line 6139) no Hoare annotation was computed. [2021-07-05 22:39:29,803 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,803 INFO L762 garLoopResultBuilder]: For program point L6205(lines 6205 6215) no Hoare annotation was computed. [2021-07-05 22:39:29,803 INFO L762 garLoopResultBuilder]: For program point L6965(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:29,803 INFO L762 garLoopResultBuilder]: For program point L6206(line 6206) no Hoare annotation was computed. [2021-07-05 22:39:29,803 INFO L762 garLoopResultBuilder]: For program point L6140(lines 6140 6157) no Hoare annotation was computed. [2021-07-05 22:39:29,804 INFO L762 garLoopResultBuilder]: For program point L6207(lines 6207 6211) no Hoare annotation was computed. [2021-07-05 22:39:29,804 INFO L758 garLoopResultBuilder]: At program point L5976(lines 5970 5978) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,804 INFO L762 garLoopResultBuilder]: For program point L6142(lines 6142 6150) no Hoare annotation was computed. [2021-07-05 22:39:29,804 INFO L762 garLoopResultBuilder]: For program point L6142-2(lines 6140 6156) no Hoare annotation was computed. [2021-07-05 22:39:29,804 INFO L762 garLoopResultBuilder]: For program point L6110(line 6110) no Hoare annotation was computed. [2021-07-05 22:39:29,804 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,804 INFO L762 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,804 INFO L762 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,805 INFO L762 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,805 INFO L762 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,805 INFO L762 garLoopResultBuilder]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,805 INFO L762 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,805 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:29,805 INFO L758 garLoopResultBuilder]: At program point L-1-8(line -1) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:29,805 INFO L762 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,806 INFO L762 garLoopResultBuilder]: For program point L6969(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:29,806 INFO L762 garLoopResultBuilder]: For program point L-1-10(line -1) no Hoare annotation was computed. [2021-07-05 22:39:29,806 INFO L762 garLoopResultBuilder]: For program point L6111(lines 6111 6118) no Hoare annotation was computed. [2021-07-05 22:39:29,806 INFO L762 garLoopResultBuilder]: For program point L6177(line 6177) no Hoare annotation was computed. [2021-07-05 22:39:29,806 INFO L758 garLoopResultBuilder]: At program point L5781(lines 5776 5783) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,806 INFO L758 garLoopResultBuilder]: At program point L5781-1(lines 5776 5783) the Hoare annotation is: (= ~ldv_mutex_udev~0 1) [2021-07-05 22:39:29,806 INFO L762 garLoopResultBuilder]: For program point L6343-1(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:29,807 INFO L762 garLoopResultBuilder]: For program point L6343(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:29,807 INFO L762 garLoopResultBuilder]: For program point L6079(line 6079) no Hoare annotation was computed. [2021-07-05 22:39:29,807 INFO L762 garLoopResultBuilder]: For program point L6046(line 6046) no Hoare annotation was computed. [2021-07-05 22:39:29,807 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2021-07-05 22:39:29,807 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 22:39:29,808 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/6) [2021-07-05 22:39:29,809 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 22:39:29,810 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 22:39:29,810 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 22:39:29,813 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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) [2021-07-05 22:39:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-07-05 22:39:29,813 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:29,813 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:29,814 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:29,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:29,814 INFO L82 PathProgramCache]: Analyzing trace with hash 314008609, now seen corresponding path program 1 times [2021-07-05 22:39:29,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:29,815 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281853043] [2021-07-05 22:39:29,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:29,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:29,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:29,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:29,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:29,883 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:29,883 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281853043] [2021-07-05 22:39:29,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281853043] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:29,884 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:29,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:29,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059228018] [2021-07-05 22:39:29,884 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 22:39:29,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:29,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 22:39:29,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:29,885 INFO L87 Difference]: Start difference. First operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2021-07-05 22:39:29,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:29,888 INFO L93 Difference]: Finished difference Result 310 states and 445 transitions. [2021-07-05 22:39:29,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 22:39:29,889 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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 42 [2021-07-05 22:39:29,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:29,889 INFO L225 Difference]: With dead ends: 310 [2021-07-05 22:39:29,889 INFO L226 Difference]: Without dead ends: 131 [2021-07-05 22:39:29,890 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:29,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-07-05 22:39:29,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-07-05 22:39:29,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 130 states have (on average 1.3615384615384616) internal successors, (177), 130 states have internal predecessors, (177), 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) [2021-07-05 22:39:29,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 177 transitions. [2021-07-05 22:39:29,893 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 177 transitions. Word has length 42 [2021-07-05 22:39:29,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:29,893 INFO L442 AbstractCegarLoop]: Abstraction has 131 states and 177 transitions. [2021-07-05 22:39:29,893 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2021-07-05 22:39:29,893 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 177 transitions. [2021-07-05 22:39:29,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-07-05 22:39:29,894 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:29,894 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:29,894 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2021-07-05 22:39:29,894 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:29,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:29,895 INFO L82 PathProgramCache]: Analyzing trace with hash -1555974485, now seen corresponding path program 1 times [2021-07-05 22:39:29,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:29,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259214750] [2021-07-05 22:39:29,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:29,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:29,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:29,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:29,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:29,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:29,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:29,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:29,994 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259214750] [2021-07-05 22:39:29,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259214750] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:29,995 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:29,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 22:39:29,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168853002] [2021-07-05 22:39:29,995 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:29,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:29,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:29,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:29,996 INFO L87 Difference]: Start difference. First operand 131 states and 177 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-07-05 22:39:30,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:30,076 INFO L93 Difference]: Finished difference Result 319 states and 455 transitions. [2021-07-05 22:39:30,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:30,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 42 [2021-07-05 22:39:30,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:30,078 INFO L225 Difference]: With dead ends: 319 [2021-07-05 22:39:30,078 INFO L226 Difference]: Without dead ends: 218 [2021-07-05 22:39:30,078 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:30,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2021-07-05 22:39:30,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2021-07-05 22:39:30,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 217 states have (on average 1.4101382488479262) internal successors, (306), 217 states have internal predecessors, (306), 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) [2021-07-05 22:39:30,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 306 transitions. [2021-07-05 22:39:30,083 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 306 transitions. Word has length 42 [2021-07-05 22:39:30,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:30,083 INFO L442 AbstractCegarLoop]: Abstraction has 218 states and 306 transitions. [2021-07-05 22:39:30,084 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-07-05 22:39:30,084 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 306 transitions. [2021-07-05 22:39:30,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-07-05 22:39:30,085 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:30,085 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:30,085 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2021-07-05 22:39:30,085 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:30,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:30,086 INFO L82 PathProgramCache]: Analyzing trace with hash 819401089, now seen corresponding path program 1 times [2021-07-05 22:39:30,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:30,086 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214290440] [2021-07-05 22:39:30,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:30,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:30,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:30,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:30,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:30,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:30,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214290440] [2021-07-05 22:39:30,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214290440] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:30,222 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:30,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:30,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69590248] [2021-07-05 22:39:30,222 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:30,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:30,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:30,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:30,223 INFO L87 Difference]: Start difference. First operand 218 states and 306 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-07-05 22:39:30,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:30,227 INFO L93 Difference]: Finished difference Result 218 states and 306 transitions. [2021-07-05 22:39:30,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:30,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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 51 [2021-07-05 22:39:30,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:30,227 INFO L225 Difference]: With dead ends: 218 [2021-07-05 22:39:30,227 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 22:39:30,228 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:30,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 22:39:30,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 22:39:30,228 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) [2021-07-05 22:39:30,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 22:39:30,229 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2021-07-05 22:39:30,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:30,229 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 22:39:30,229 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-07-05 22:39:30,229 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 22:39:30,229 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 22:39:30,230 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 22:39:30,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,329 INFO L762 garLoopResultBuilder]: For program point L6047(lines 6047 6062) no Hoare annotation was computed. [2021-07-05 22:39:30,329 INFO L762 garLoopResultBuilder]: For program point L6080-2(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:30,329 INFO L762 garLoopResultBuilder]: For program point L6113(lines 6113 6116) no Hoare annotation was computed. [2021-07-05 22:39:30,329 INFO L762 garLoopResultBuilder]: For program point L6080(lines 6080 6085) no Hoare annotation was computed. [2021-07-05 22:39:30,329 INFO L758 garLoopResultBuilder]: At program point L7005(lines 7004 7006) the Hoare annotation is: (= ~ldv_mutex_i_mutex_of_inode~0 1) [2021-07-05 22:39:30,330 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,330 INFO L762 garLoopResultBuilder]: For program point L6213(line 6213) no Hoare annotation was computed. [2021-07-05 22:39:30,330 INFO L762 garLoopResultBuilder]: For program point L6973(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:30,330 INFO L762 garLoopResultBuilder]: For program point L6049(lines 6049 6059) no Hoare annotation was computed. [2021-07-05 22:39:30,330 INFO L758 garLoopResultBuilder]: At program point L6347(lines 6336 6349) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) [2021-07-05 22:39:30,330 INFO L762 garLoopResultBuilder]: For program point L6050(line 6050) no Hoare annotation was computed. [2021-07-05 22:39:30,330 INFO L762 garLoopResultBuilder]: For program point L5852(lines 5852 5855) no Hoare annotation was computed. [2021-07-05 22:39:30,331 INFO L762 garLoopResultBuilder]: For program point L5720-1(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,331 INFO L762 garLoopResultBuilder]: For program point L5720-2(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,331 INFO L762 garLoopResultBuilder]: For program point L5720(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,331 INFO L762 garLoopResultBuilder]: For program point L5720-5(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,331 INFO L762 garLoopResultBuilder]: For program point L5720-6(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,331 INFO L762 garLoopResultBuilder]: For program point L5720-3(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,331 INFO L762 garLoopResultBuilder]: For program point L5720-4(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,332 INFO L762 garLoopResultBuilder]: For program point L6051(lines 6051 6055) no Hoare annotation was computed. [2021-07-05 22:39:30,332 INFO L758 garLoopResultBuilder]: At program point L7009(lines 7008 7010) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,332 INFO L762 garLoopResultBuilder]: For program point L5721-2(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,332 INFO L762 garLoopResultBuilder]: For program point L5721(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,332 INFO L762 garLoopResultBuilder]: For program point L5721-6(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,332 INFO L762 garLoopResultBuilder]: For program point L5721-4(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,332 INFO L762 garLoopResultBuilder]: For program point L5721-10(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,333 INFO L762 garLoopResultBuilder]: For program point L5721-8(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,333 INFO L762 garLoopResultBuilder]: For program point L5721-12(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,333 INFO L762 garLoopResultBuilder]: For program point L6184(line 6184) no Hoare annotation was computed. [2021-07-05 22:39:30,333 INFO L758 garLoopResultBuilder]: At program point L5953(lines 5948 5955) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,333 INFO L765 garLoopResultBuilder]: At program point L6977(lines 6962 6983) the Hoare annotation is: true [2021-07-05 22:39:30,333 INFO L762 garLoopResultBuilder]: For program point L6185(lines 6185 6200) no Hoare annotation was computed. [2021-07-05 22:39:30,333 INFO L758 garLoopResultBuilder]: At program point L6318(lines 6307 6320) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,334 INFO L758 garLoopResultBuilder]: At program point L6153(lines 6965 6968) the Hoare annotation is: (= ~ldv_mutex_i_mutex_of_inode~0 1) [2021-07-05 22:39:30,334 INFO L762 garLoopResultBuilder]: For program point L6120(line 6120) no Hoare annotation was computed. [2021-07-05 22:39:30,334 INFO L762 garLoopResultBuilder]: For program point L6946(lines 6946 6952) no Hoare annotation was computed. [2021-07-05 22:39:30,334 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,334 INFO L762 garLoopResultBuilder]: For program point L6187(lines 6187 6197) no Hoare annotation was computed. [2021-07-05 22:39:30,334 INFO L762 garLoopResultBuilder]: For program point L6220(line 6220) no Hoare annotation was computed. [2021-07-05 22:39:30,334 INFO L758 garLoopResultBuilder]: At program point L7013(lines 7012 7014) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,335 INFO L762 garLoopResultBuilder]: For program point L6188(line 6188) no Hoare annotation was computed. [2021-07-05 22:39:30,335 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,335 INFO L762 garLoopResultBuilder]: For program point L6189(lines 6189 6193) no Hoare annotation was computed. [2021-07-05 22:39:30,335 INFO L762 garLoopResultBuilder]: For program point L6057(line 6057) no Hoare annotation was computed. [2021-07-05 22:39:30,335 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,335 INFO L758 garLoopResultBuilder]: At program point L6223(lines 6002 6228) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,336 INFO L758 garLoopResultBuilder]: At program point L7016-1(lines 7015 7017) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,336 INFO L758 garLoopResultBuilder]: At program point L7016(lines 7015 7017) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,336 INFO L762 garLoopResultBuilder]: For program point L6917-1(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:30,336 INFO L762 garLoopResultBuilder]: For program point L6917(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:30,336 INFO L758 garLoopResultBuilder]: At program point L6951(lines 6940 6954) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (= ~ldv_mutex_i_mutex_of_inode~0 1) (or (and (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) (= 2 ~ldv_mutex_udev~0))) [2021-07-05 22:39:30,336 INFO L765 garLoopResultBuilder]: At program point L5795(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,336 INFO L765 garLoopResultBuilder]: At program point L5795-1(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,337 INFO L765 garLoopResultBuilder]: At program point L5795-4(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,337 INFO L765 garLoopResultBuilder]: At program point L5795-5(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,337 INFO L765 garLoopResultBuilder]: At program point L5795-2(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,337 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,337 INFO L765 garLoopResultBuilder]: At program point L5795-3(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,337 INFO L765 garLoopResultBuilder]: At program point L5795-8(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,337 INFO L765 garLoopResultBuilder]: At program point L5795-6(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,338 INFO L765 garLoopResultBuilder]: At program point L5795-7(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,338 INFO L762 garLoopResultBuilder]: For program point L6159(line 6159) no Hoare annotation was computed. [2021-07-05 22:39:30,338 INFO L762 garLoopResultBuilder]: For program point L6027(lines 6027 6222) no Hoare annotation was computed. [2021-07-05 22:39:30,338 INFO L762 garLoopResultBuilder]: For program point L6093(line 6093) no Hoare annotation was computed. [2021-07-05 22:39:30,338 INFO L758 garLoopResultBuilder]: At program point L6985(lines 6984 6986) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,338 INFO L762 garLoopResultBuilder]: For program point L6127(line 6127) no Hoare annotation was computed. [2021-07-05 22:39:30,338 INFO L762 garLoopResultBuilder]: For program point L6094(lines 6094 6098) no Hoare annotation was computed. [2021-07-05 22:39:30,339 INFO L762 garLoopResultBuilder]: For program point L6028(line 6028) no Hoare annotation was computed. [2021-07-05 22:39:30,339 INFO L758 garLoopResultBuilder]: At program point L6326(lines 1 7033) the Hoare annotation is: (= ~ldv_mutex_i_mutex_of_inode~0 1) [2021-07-05 22:39:30,339 INFO L765 garLoopResultBuilder]: At program point L6227(lines 5979 6229) the Hoare annotation is: true [2021-07-05 22:39:30,339 INFO L762 garLoopResultBuilder]: For program point L6128(lines 6128 6164) no Hoare annotation was computed. [2021-07-05 22:39:30,339 INFO L762 garLoopResultBuilder]: For program point L6029(lines 6029 6044) no Hoare annotation was computed. [2021-07-05 22:39:30,339 INFO L758 garLoopResultBuilder]: At program point L7020(lines 7019 7021) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,339 INFO L758 garLoopResultBuilder]: At program point L5765-2(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,340 INFO L758 garLoopResultBuilder]: At program point L5765-3(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,340 INFO L758 garLoopResultBuilder]: At program point L5765(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,340 INFO L758 garLoopResultBuilder]: At program point L5765-1(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,340 INFO L758 garLoopResultBuilder]: At program point L5765-6(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,340 INFO L758 garLoopResultBuilder]: At program point L5765-4(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,341 INFO L758 garLoopResultBuilder]: At program point L5765-5(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,341 INFO L762 garLoopResultBuilder]: For program point L6195(line 6195) no Hoare annotation was computed. [2021-07-05 22:39:30,341 INFO L758 garLoopResultBuilder]: At program point L6922(lines 1 7033) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,341 INFO L758 garLoopResultBuilder]: At program point L6988(lines 6987 6989) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,341 INFO L762 garLoopResultBuilder]: For program point L6856-1(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:30,341 INFO L762 garLoopResultBuilder]: For program point L6856(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:30,342 INFO L762 garLoopResultBuilder]: For program point L6130(lines 6130 6161) no Hoare annotation was computed. [2021-07-05 22:39:30,342 INFO L762 garLoopResultBuilder]: For program point L6031(lines 6031 6041) no Hoare annotation was computed. [2021-07-05 22:39:30,342 INFO L762 garLoopResultBuilder]: For program point L6064(line 6064) no Hoare annotation was computed. [2021-07-05 22:39:30,342 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,342 INFO L758 garLoopResultBuilder]: At program point L6296(lines 6291 6298) the Hoare annotation is: (and (or (and (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) (= 2 ~ldv_mutex_udev~0)) (= ~ldv_mutex_i_mutex_of_inode~0 1) (or (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (= ~ldv_mutex_udev~0 1))) [2021-07-05 22:39:30,342 INFO L762 garLoopResultBuilder]: For program point L6131(line 6131) no Hoare annotation was computed. [2021-07-05 22:39:30,342 INFO L762 garLoopResultBuilder]: For program point L6065(lines 6065 6125) no Hoare annotation was computed. [2021-07-05 22:39:30,343 INFO L762 garLoopResultBuilder]: For program point L6032(line 6032) no Hoare annotation was computed. [2021-07-05 22:39:30,343 INFO L762 garLoopResultBuilder]: For program point L6132(lines 6132 6137) no Hoare annotation was computed. [2021-07-05 22:39:30,343 INFO L762 garLoopResultBuilder]: For program point L6033(lines 6033 6037) no Hoare annotation was computed. [2021-07-05 22:39:30,343 INFO L758 garLoopResultBuilder]: At program point L7024(lines 7023 7025) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,343 INFO L762 garLoopResultBuilder]: For program point L6166(line 6166) no Hoare annotation was computed. [2021-07-05 22:39:30,343 INFO L762 garLoopResultBuilder]: For program point L6067(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:30,343 INFO L762 garLoopResultBuilder]: For program point L6100(line 6100) no Hoare annotation was computed. [2021-07-05 22:39:30,344 INFO L758 garLoopResultBuilder]: At program point L6992(lines 6991 6993) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,344 INFO L762 garLoopResultBuilder]: For program point L6332-2(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,344 INFO L762 garLoopResultBuilder]: For program point L6332-1(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,344 INFO L762 garLoopResultBuilder]: For program point L6332(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,344 INFO L762 garLoopResultBuilder]: For program point L6167(lines 6167 6182) no Hoare annotation was computed. [2021-07-05 22:39:30,344 INFO L762 garLoopResultBuilder]: For program point L6332-5(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,344 INFO L762 garLoopResultBuilder]: For program point L6332-4(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,344 INFO L762 garLoopResultBuilder]: For program point L6332-3(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,345 INFO L762 garLoopResultBuilder]: For program point L6101(lines 6101 6108) no Hoare annotation was computed. [2021-07-05 22:39:30,345 INFO L762 garLoopResultBuilder]: For program point L6068(line 6068) no Hoare annotation was computed. [2021-07-05 22:39:30,345 INFO L758 garLoopResultBuilder]: At program point L6861(lines 6853 6863) the Hoare annotation is: (and (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,345 INFO L762 garLoopResultBuilder]: For program point L6069(lines 6069 6077) no Hoare annotation was computed. [2021-07-05 22:39:30,345 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,345 INFO L762 garLoopResultBuilder]: For program point L6202(line 6202) no Hoare annotation was computed. [2021-07-05 22:39:30,345 INFO L762 garLoopResultBuilder]: For program point L6103(lines 6103 6106) no Hoare annotation was computed. [2021-07-05 22:39:30,346 INFO L762 garLoopResultBuilder]: For program point L6169(lines 6169 6179) no Hoare annotation was computed. [2021-07-05 22:39:30,346 INFO L758 garLoopResultBuilder]: At program point L7028(lines 7027 7029) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,346 INFO L758 garLoopResultBuilder]: At program point L5773(lines 5768 5775) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,346 INFO L762 garLoopResultBuilder]: For program point L6203(lines 6203 6218) no Hoare annotation was computed. [2021-07-05 22:39:30,346 INFO L762 garLoopResultBuilder]: For program point L6170(line 6170) no Hoare annotation was computed. [2021-07-05 22:39:30,346 INFO L762 garLoopResultBuilder]: For program point L6071(lines 6071 6075) no Hoare annotation was computed. [2021-07-05 22:39:30,346 INFO L758 garLoopResultBuilder]: At program point L5840-1(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,347 INFO L758 garLoopResultBuilder]: At program point L5840-2(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,347 INFO L758 garLoopResultBuilder]: At program point L5840(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,347 INFO L758 garLoopResultBuilder]: At program point L5840-3(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,347 INFO L762 garLoopResultBuilder]: For program point L6171(lines 6171 6175) no Hoare annotation was computed. [2021-07-05 22:39:30,347 INFO L762 garLoopResultBuilder]: For program point L6039(line 6039) no Hoare annotation was computed. [2021-07-05 22:39:30,347 INFO L762 garLoopResultBuilder]: For program point L6139(line 6139) no Hoare annotation was computed. [2021-07-05 22:39:30,347 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,348 INFO L762 garLoopResultBuilder]: For program point L6205(lines 6205 6215) no Hoare annotation was computed. [2021-07-05 22:39:30,348 INFO L762 garLoopResultBuilder]: For program point L6965(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:30,348 INFO L762 garLoopResultBuilder]: For program point L6206(line 6206) no Hoare annotation was computed. [2021-07-05 22:39:30,348 INFO L762 garLoopResultBuilder]: For program point L6140(lines 6140 6157) no Hoare annotation was computed. [2021-07-05 22:39:30,348 INFO L762 garLoopResultBuilder]: For program point L6207(lines 6207 6211) no Hoare annotation was computed. [2021-07-05 22:39:30,348 INFO L758 garLoopResultBuilder]: At program point L5976(lines 5970 5978) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,349 INFO L762 garLoopResultBuilder]: For program point L6142(lines 6142 6150) no Hoare annotation was computed. [2021-07-05 22:39:30,349 INFO L762 garLoopResultBuilder]: For program point L6142-2(lines 6140 6156) no Hoare annotation was computed. [2021-07-05 22:39:30,349 INFO L762 garLoopResultBuilder]: For program point L6110(line 6110) no Hoare annotation was computed. [2021-07-05 22:39:30,349 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,349 INFO L762 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,349 INFO L762 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,349 INFO L762 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,349 INFO L762 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,350 INFO L762 garLoopResultBuilder]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,350 INFO L762 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,350 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,350 INFO L758 garLoopResultBuilder]: At program point L-1-8(line -1) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,350 INFO L762 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,350 INFO L762 garLoopResultBuilder]: For program point L6969(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:30,350 INFO L762 garLoopResultBuilder]: For program point L-1-10(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,351 INFO L762 garLoopResultBuilder]: For program point L6111(lines 6111 6118) no Hoare annotation was computed. [2021-07-05 22:39:30,351 INFO L762 garLoopResultBuilder]: For program point L6177(line 6177) no Hoare annotation was computed. [2021-07-05 22:39:30,351 INFO L758 garLoopResultBuilder]: At program point L5781(lines 5776 5783) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,351 INFO L758 garLoopResultBuilder]: At program point L5781-1(lines 5776 5783) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,351 INFO L762 garLoopResultBuilder]: For program point L6343-1(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:30,351 INFO L762 garLoopResultBuilder]: For program point L6343(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:30,351 INFO L762 garLoopResultBuilder]: For program point L6079(line 6079) no Hoare annotation was computed. [2021-07-05 22:39:30,352 INFO L762 garLoopResultBuilder]: For program point L6046(line 6046) no Hoare annotation was computed. [2021-07-05 22:39:30,352 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2021-07-05 22:39:30,352 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 22:39:30,352 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/6) [2021-07-05 22:39:30,355 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 22:39:30,355 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 22:39:30,355 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 22:39:30,357 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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) [2021-07-05 22:39:30,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-07-05 22:39:30,359 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:30,359 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:30,359 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:30,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:30,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1144338819, now seen corresponding path program 1 times [2021-07-05 22:39:30,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:30,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383488711] [2021-07-05 22:39:30,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:30,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:30,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:30,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:30,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:30,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:30,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383488711] [2021-07-05 22:39:30,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383488711] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:30,424 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:30,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:30,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043653008] [2021-07-05 22:39:30,425 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 22:39:30,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:30,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 22:39:30,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:30,427 INFO L87 Difference]: Start difference. First operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2021-07-05 22:39:30,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:30,430 INFO L93 Difference]: Finished difference Result 310 states and 445 transitions. [2021-07-05 22:39:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 22:39:30,430 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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 43 [2021-07-05 22:39:30,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:30,431 INFO L225 Difference]: With dead ends: 310 [2021-07-05 22:39:30,431 INFO L226 Difference]: Without dead ends: 132 [2021-07-05 22:39:30,431 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:30,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2021-07-05 22:39:30,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2021-07-05 22:39:30,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 131 states have (on average 1.3587786259541985) internal successors, (178), 131 states have internal predecessors, (178), 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) [2021-07-05 22:39:30,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 178 transitions. [2021-07-05 22:39:30,436 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 178 transitions. Word has length 43 [2021-07-05 22:39:30,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:30,437 INFO L442 AbstractCegarLoop]: Abstraction has 132 states and 178 transitions. [2021-07-05 22:39:30,437 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2021-07-05 22:39:30,438 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 178 transitions. [2021-07-05 22:39:30,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-07-05 22:39:30,441 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:30,441 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:30,441 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2021-07-05 22:39:30,441 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:30,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:30,442 INFO L82 PathProgramCache]: Analyzing trace with hash -990562247, now seen corresponding path program 1 times [2021-07-05 22:39:30,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:30,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618670898] [2021-07-05 22:39:30,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:30,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:30,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:30,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:30,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:30,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:30,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:30,529 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618670898] [2021-07-05 22:39:30,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618670898] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:30,530 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:30,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 22:39:30,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985419154] [2021-07-05 22:39:30,530 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:30,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:30,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:30,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:30,531 INFO L87 Difference]: Start difference. First operand 132 states and 178 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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) [2021-07-05 22:39:30,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:30,605 INFO L93 Difference]: Finished difference Result 321 states and 457 transitions. [2021-07-05 22:39:30,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:30,606 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 43 [2021-07-05 22:39:30,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:30,607 INFO L225 Difference]: With dead ends: 321 [2021-07-05 22:39:30,607 INFO L226 Difference]: Without dead ends: 219 [2021-07-05 22:39:30,608 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:30,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2021-07-05 22:39:30,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2021-07-05 22:39:30,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 218 states have (on average 1.408256880733945) internal successors, (307), 218 states have internal predecessors, (307), 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) [2021-07-05 22:39:30,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 307 transitions. [2021-07-05 22:39:30,622 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 307 transitions. Word has length 43 [2021-07-05 22:39:30,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:30,622 INFO L442 AbstractCegarLoop]: Abstraction has 219 states and 307 transitions. [2021-07-05 22:39:30,622 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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) [2021-07-05 22:39:30,623 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 307 transitions. [2021-07-05 22:39:30,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-07-05 22:39:30,623 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:30,624 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:30,624 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2021-07-05 22:39:30,624 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:30,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:30,624 INFO L82 PathProgramCache]: Analyzing trace with hash -368363485, now seen corresponding path program 1 times [2021-07-05 22:39:30,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:30,625 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318814981] [2021-07-05 22:39:30,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:30,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:30,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:30,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:30,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:30,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:30,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318814981] [2021-07-05 22:39:30,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318814981] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:30,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:30,747 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:30,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171303475] [2021-07-05 22:39:30,748 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:30,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:30,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:30,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:30,749 INFO L87 Difference]: Start difference. First operand 219 states and 307 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 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) [2021-07-05 22:39:30,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:30,752 INFO L93 Difference]: Finished difference Result 219 states and 307 transitions. [2021-07-05 22:39:30,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:30,752 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 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 52 [2021-07-05 22:39:30,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:30,753 INFO L225 Difference]: With dead ends: 219 [2021-07-05 22:39:30,753 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 22:39:30,753 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:30,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 22:39:30,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 22:39:30,754 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) [2021-07-05 22:39:30,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 22:39:30,754 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2021-07-05 22:39:30,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:30,754 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 22:39:30,754 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 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) [2021-07-05 22:39:30,754 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 22:39:30,754 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 22:39:30,755 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 22:39:30,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:30,855 INFO L762 garLoopResultBuilder]: For program point L6047(lines 6047 6062) no Hoare annotation was computed. [2021-07-05 22:39:30,855 INFO L762 garLoopResultBuilder]: For program point L6080-2(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:30,855 INFO L762 garLoopResultBuilder]: For program point L6113(lines 6113 6116) no Hoare annotation was computed. [2021-07-05 22:39:30,856 INFO L762 garLoopResultBuilder]: For program point L6080(lines 6080 6085) no Hoare annotation was computed. [2021-07-05 22:39:30,856 INFO L758 garLoopResultBuilder]: At program point L7005(lines 7004 7006) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,856 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,856 INFO L762 garLoopResultBuilder]: For program point L6213(line 6213) no Hoare annotation was computed. [2021-07-05 22:39:30,856 INFO L762 garLoopResultBuilder]: For program point L6973(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:30,856 INFO L762 garLoopResultBuilder]: For program point L6049(lines 6049 6059) no Hoare annotation was computed. [2021-07-05 22:39:30,856 INFO L758 garLoopResultBuilder]: At program point L6347(lines 6336 6349) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) [2021-07-05 22:39:30,856 INFO L762 garLoopResultBuilder]: For program point L6050(line 6050) no Hoare annotation was computed. [2021-07-05 22:39:30,857 INFO L762 garLoopResultBuilder]: For program point L5852(lines 5852 5855) no Hoare annotation was computed. [2021-07-05 22:39:30,857 INFO L762 garLoopResultBuilder]: For program point L5720-1(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,857 INFO L762 garLoopResultBuilder]: For program point L5720-2(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,857 INFO L762 garLoopResultBuilder]: For program point L5720(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,857 INFO L762 garLoopResultBuilder]: For program point L5720-5(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,857 INFO L762 garLoopResultBuilder]: For program point L5720-6(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,857 INFO L762 garLoopResultBuilder]: For program point L5720-3(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,857 INFO L762 garLoopResultBuilder]: For program point L5720-4(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:30,858 INFO L762 garLoopResultBuilder]: For program point L6051(lines 6051 6055) no Hoare annotation was computed. [2021-07-05 22:39:30,858 INFO L758 garLoopResultBuilder]: At program point L7009(lines 7008 7010) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,858 INFO L762 garLoopResultBuilder]: For program point L5721-2(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,858 INFO L762 garLoopResultBuilder]: For program point L5721(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,858 INFO L762 garLoopResultBuilder]: For program point L5721-6(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,858 INFO L762 garLoopResultBuilder]: For program point L5721-4(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,858 INFO L762 garLoopResultBuilder]: For program point L5721-10(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,858 INFO L762 garLoopResultBuilder]: For program point L5721-8(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,859 INFO L762 garLoopResultBuilder]: For program point L5721-12(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:30,859 INFO L762 garLoopResultBuilder]: For program point L6184(line 6184) no Hoare annotation was computed. [2021-07-05 22:39:30,859 INFO L758 garLoopResultBuilder]: At program point L5953(lines 5948 5955) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,859 INFO L765 garLoopResultBuilder]: At program point L6977(lines 6962 6983) the Hoare annotation is: true [2021-07-05 22:39:30,859 INFO L762 garLoopResultBuilder]: For program point L6185(lines 6185 6200) no Hoare annotation was computed. [2021-07-05 22:39:30,859 INFO L758 garLoopResultBuilder]: At program point L6318(lines 6307 6320) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,859 INFO L758 garLoopResultBuilder]: At program point L6153(lines 6965 6968) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,859 INFO L762 garLoopResultBuilder]: For program point L6120(line 6120) no Hoare annotation was computed. [2021-07-05 22:39:30,860 INFO L762 garLoopResultBuilder]: For program point L6946(lines 6946 6952) no Hoare annotation was computed. [2021-07-05 22:39:30,860 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,860 INFO L762 garLoopResultBuilder]: For program point L6187(lines 6187 6197) no Hoare annotation was computed. [2021-07-05 22:39:30,860 INFO L762 garLoopResultBuilder]: For program point L6220(line 6220) no Hoare annotation was computed. [2021-07-05 22:39:30,860 INFO L758 garLoopResultBuilder]: At program point L7013(lines 7012 7014) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,860 INFO L762 garLoopResultBuilder]: For program point L6188(line 6188) no Hoare annotation was computed. [2021-07-05 22:39:30,860 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,860 INFO L762 garLoopResultBuilder]: For program point L6189(lines 6189 6193) no Hoare annotation was computed. [2021-07-05 22:39:30,861 INFO L762 garLoopResultBuilder]: For program point L6057(line 6057) no Hoare annotation was computed. [2021-07-05 22:39:30,861 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,861 INFO L758 garLoopResultBuilder]: At program point L6223(lines 6002 6228) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,861 INFO L758 garLoopResultBuilder]: At program point L7016-1(lines 7015 7017) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,861 INFO L758 garLoopResultBuilder]: At program point L7016(lines 7015 7017) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,861 INFO L762 garLoopResultBuilder]: For program point L6917-1(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:30,861 INFO L762 garLoopResultBuilder]: For program point L6917(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:30,861 INFO L758 garLoopResultBuilder]: At program point L6951(lines 6940 6954) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (or (and (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) (= 2 ~ldv_mutex_udev~0))) [2021-07-05 22:39:30,862 INFO L765 garLoopResultBuilder]: At program point L5795(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,862 INFO L765 garLoopResultBuilder]: At program point L5795-1(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,862 INFO L765 garLoopResultBuilder]: At program point L5795-4(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,862 INFO L765 garLoopResultBuilder]: At program point L5795-5(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,862 INFO L765 garLoopResultBuilder]: At program point L5795-2(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,862 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,862 INFO L765 garLoopResultBuilder]: At program point L5795-3(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,862 INFO L765 garLoopResultBuilder]: At program point L5795-8(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,862 INFO L765 garLoopResultBuilder]: At program point L5795-6(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,863 INFO L765 garLoopResultBuilder]: At program point L5795-7(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:30,863 INFO L762 garLoopResultBuilder]: For program point L6159(line 6159) no Hoare annotation was computed. [2021-07-05 22:39:30,863 INFO L762 garLoopResultBuilder]: For program point L6027(lines 6027 6222) no Hoare annotation was computed. [2021-07-05 22:39:30,863 INFO L762 garLoopResultBuilder]: For program point L6093(line 6093) no Hoare annotation was computed. [2021-07-05 22:39:30,863 INFO L758 garLoopResultBuilder]: At program point L6985(lines 6984 6986) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,863 INFO L762 garLoopResultBuilder]: For program point L6127(line 6127) no Hoare annotation was computed. [2021-07-05 22:39:30,863 INFO L762 garLoopResultBuilder]: For program point L6094(lines 6094 6098) no Hoare annotation was computed. [2021-07-05 22:39:30,863 INFO L762 garLoopResultBuilder]: For program point L6028(line 6028) no Hoare annotation was computed. [2021-07-05 22:39:30,864 INFO L758 garLoopResultBuilder]: At program point L6326(lines 1 7033) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,864 INFO L765 garLoopResultBuilder]: At program point L6227(lines 5979 6229) the Hoare annotation is: true [2021-07-05 22:39:30,864 INFO L762 garLoopResultBuilder]: For program point L6128(lines 6128 6164) no Hoare annotation was computed. [2021-07-05 22:39:30,864 INFO L762 garLoopResultBuilder]: For program point L6029(lines 6029 6044) no Hoare annotation was computed. [2021-07-05 22:39:30,864 INFO L758 garLoopResultBuilder]: At program point L7020(lines 7019 7021) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,864 INFO L758 garLoopResultBuilder]: At program point L5765-2(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,864 INFO L758 garLoopResultBuilder]: At program point L5765-3(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,865 INFO L758 garLoopResultBuilder]: At program point L5765(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,865 INFO L758 garLoopResultBuilder]: At program point L5765-1(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,865 INFO L758 garLoopResultBuilder]: At program point L5765-6(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,865 INFO L758 garLoopResultBuilder]: At program point L5765-4(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,865 INFO L758 garLoopResultBuilder]: At program point L5765-5(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,865 INFO L762 garLoopResultBuilder]: For program point L6195(line 6195) no Hoare annotation was computed. [2021-07-05 22:39:30,865 INFO L758 garLoopResultBuilder]: At program point L6922(lines 1 7033) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,865 INFO L758 garLoopResultBuilder]: At program point L6988(lines 6987 6989) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,866 INFO L762 garLoopResultBuilder]: For program point L6856-1(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:30,866 INFO L762 garLoopResultBuilder]: For program point L6856(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:30,866 INFO L762 garLoopResultBuilder]: For program point L6130(lines 6130 6161) no Hoare annotation was computed. [2021-07-05 22:39:30,866 INFO L762 garLoopResultBuilder]: For program point L6031(lines 6031 6041) no Hoare annotation was computed. [2021-07-05 22:39:30,866 INFO L762 garLoopResultBuilder]: For program point L6064(line 6064) no Hoare annotation was computed. [2021-07-05 22:39:30,866 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,866 INFO L758 garLoopResultBuilder]: At program point L6296(lines 6291 6298) the Hoare annotation is: (and (or (and (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) (= 2 ~ldv_mutex_udev~0)) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (or (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (= ~ldv_mutex_udev~0 1))) [2021-07-05 22:39:30,866 INFO L762 garLoopResultBuilder]: For program point L6131(line 6131) no Hoare annotation was computed. [2021-07-05 22:39:30,867 INFO L762 garLoopResultBuilder]: For program point L6065(lines 6065 6125) no Hoare annotation was computed. [2021-07-05 22:39:30,867 INFO L762 garLoopResultBuilder]: For program point L6032(line 6032) no Hoare annotation was computed. [2021-07-05 22:39:30,867 INFO L762 garLoopResultBuilder]: For program point L6132(lines 6132 6137) no Hoare annotation was computed. [2021-07-05 22:39:30,867 INFO L762 garLoopResultBuilder]: For program point L6033(lines 6033 6037) no Hoare annotation was computed. [2021-07-05 22:39:30,867 INFO L758 garLoopResultBuilder]: At program point L7024(lines 7023 7025) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,867 INFO L762 garLoopResultBuilder]: For program point L6166(line 6166) no Hoare annotation was computed. [2021-07-05 22:39:30,867 INFO L762 garLoopResultBuilder]: For program point L6067(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:30,867 INFO L762 garLoopResultBuilder]: For program point L6100(line 6100) no Hoare annotation was computed. [2021-07-05 22:39:30,868 INFO L758 garLoopResultBuilder]: At program point L6992(lines 6991 6993) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,868 INFO L762 garLoopResultBuilder]: For program point L6332-2(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,868 INFO L762 garLoopResultBuilder]: For program point L6332-1(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,868 INFO L762 garLoopResultBuilder]: For program point L6332(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,868 INFO L762 garLoopResultBuilder]: For program point L6167(lines 6167 6182) no Hoare annotation was computed. [2021-07-05 22:39:30,868 INFO L762 garLoopResultBuilder]: For program point L6332-5(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,868 INFO L762 garLoopResultBuilder]: For program point L6332-4(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,868 INFO L762 garLoopResultBuilder]: For program point L6332-3(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:30,868 INFO L762 garLoopResultBuilder]: For program point L6101(lines 6101 6108) no Hoare annotation was computed. [2021-07-05 22:39:30,869 INFO L762 garLoopResultBuilder]: For program point L6068(line 6068) no Hoare annotation was computed. [2021-07-05 22:39:30,869 INFO L758 garLoopResultBuilder]: At program point L6861(lines 6853 6863) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,869 INFO L762 garLoopResultBuilder]: For program point L6069(lines 6069 6077) no Hoare annotation was computed. [2021-07-05 22:39:30,869 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,869 INFO L762 garLoopResultBuilder]: For program point L6202(line 6202) no Hoare annotation was computed. [2021-07-05 22:39:30,869 INFO L762 garLoopResultBuilder]: For program point L6103(lines 6103 6106) no Hoare annotation was computed. [2021-07-05 22:39:30,869 INFO L762 garLoopResultBuilder]: For program point L6169(lines 6169 6179) no Hoare annotation was computed. [2021-07-05 22:39:30,869 INFO L758 garLoopResultBuilder]: At program point L7028(lines 7027 7029) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,870 INFO L758 garLoopResultBuilder]: At program point L5773(lines 5768 5775) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,870 INFO L762 garLoopResultBuilder]: For program point L6203(lines 6203 6218) no Hoare annotation was computed. [2021-07-05 22:39:30,870 INFO L762 garLoopResultBuilder]: For program point L6170(line 6170) no Hoare annotation was computed. [2021-07-05 22:39:30,870 INFO L762 garLoopResultBuilder]: For program point L6071(lines 6071 6075) no Hoare annotation was computed. [2021-07-05 22:39:30,870 INFO L758 garLoopResultBuilder]: At program point L5840-1(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,870 INFO L758 garLoopResultBuilder]: At program point L5840-2(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,870 INFO L758 garLoopResultBuilder]: At program point L5840(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,870 INFO L758 garLoopResultBuilder]: At program point L5840-3(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,871 INFO L762 garLoopResultBuilder]: For program point L6171(lines 6171 6175) no Hoare annotation was computed. [2021-07-05 22:39:30,871 INFO L762 garLoopResultBuilder]: For program point L6039(line 6039) no Hoare annotation was computed. [2021-07-05 22:39:30,871 INFO L762 garLoopResultBuilder]: For program point L6139(line 6139) no Hoare annotation was computed. [2021-07-05 22:39:30,871 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,871 INFO L762 garLoopResultBuilder]: For program point L6205(lines 6205 6215) no Hoare annotation was computed. [2021-07-05 22:39:30,871 INFO L762 garLoopResultBuilder]: For program point L6965(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:30,871 INFO L762 garLoopResultBuilder]: For program point L6206(line 6206) no Hoare annotation was computed. [2021-07-05 22:39:30,871 INFO L762 garLoopResultBuilder]: For program point L6140(lines 6140 6157) no Hoare annotation was computed. [2021-07-05 22:39:30,871 INFO L762 garLoopResultBuilder]: For program point L6207(lines 6207 6211) no Hoare annotation was computed. [2021-07-05 22:39:30,872 INFO L758 garLoopResultBuilder]: At program point L5976(lines 5970 5978) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,872 INFO L762 garLoopResultBuilder]: For program point L6142(lines 6142 6150) no Hoare annotation was computed. [2021-07-05 22:39:30,872 INFO L762 garLoopResultBuilder]: For program point L6142-2(lines 6140 6156) no Hoare annotation was computed. [2021-07-05 22:39:30,872 INFO L762 garLoopResultBuilder]: For program point L6110(line 6110) no Hoare annotation was computed. [2021-07-05 22:39:30,872 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,872 INFO L762 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,872 INFO L762 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,872 INFO L762 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,872 INFO L762 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,873 INFO L762 garLoopResultBuilder]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,873 INFO L762 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,873 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:30,873 INFO L758 garLoopResultBuilder]: At program point L-1-8(line -1) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:30,873 INFO L762 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,873 INFO L762 garLoopResultBuilder]: For program point L6969(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:30,873 INFO L762 garLoopResultBuilder]: For program point L-1-10(line -1) no Hoare annotation was computed. [2021-07-05 22:39:30,873 INFO L762 garLoopResultBuilder]: For program point L6111(lines 6111 6118) no Hoare annotation was computed. [2021-07-05 22:39:30,874 INFO L762 garLoopResultBuilder]: For program point L6177(line 6177) no Hoare annotation was computed. [2021-07-05 22:39:30,874 INFO L758 garLoopResultBuilder]: At program point L5781(lines 5776 5783) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,874 INFO L758 garLoopResultBuilder]: At program point L5781-1(lines 5776 5783) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:30,874 INFO L762 garLoopResultBuilder]: For program point L6343-1(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:30,874 INFO L762 garLoopResultBuilder]: For program point L6343(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:30,874 INFO L762 garLoopResultBuilder]: For program point L6079(line 6079) no Hoare annotation was computed. [2021-07-05 22:39:30,874 INFO L762 garLoopResultBuilder]: For program point L6046(line 6046) no Hoare annotation was computed. [2021-07-05 22:39:30,875 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2021-07-05 22:39:30,875 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 22:39:30,875 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION was SAFE (4/6) [2021-07-05 22:39:30,878 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 22:39:30,878 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 22:39:30,878 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 22:39:30,881 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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) [2021-07-05 22:39:30,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-07-05 22:39:30,882 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:30,882 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:30,882 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:30,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:30,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1114771563, now seen corresponding path program 1 times [2021-07-05 22:39:30,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:30,883 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74884659] [2021-07-05 22:39:30,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:30,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:30,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:30,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:30,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:30,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:30,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:30,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74884659] [2021-07-05 22:39:30,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74884659] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:30,949 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:30,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:30,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287703668] [2021-07-05 22:39:30,950 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 22:39:30,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:30,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 22:39:30,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:30,952 INFO L87 Difference]: Start difference. First operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) [2021-07-05 22:39:30,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:30,955 INFO L93 Difference]: Finished difference Result 310 states and 445 transitions. [2021-07-05 22:39:30,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 22:39:30,955 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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 [2021-07-05 22:39:30,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:30,956 INFO L225 Difference]: With dead ends: 310 [2021-07-05 22:39:30,956 INFO L226 Difference]: Without dead ends: 133 [2021-07-05 22:39:30,957 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:30,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2021-07-05 22:39:30,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2021-07-05 22:39:30,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 132 states have (on average 1.356060606060606) internal successors, (179), 132 states have internal predecessors, (179), 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) [2021-07-05 22:39:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 179 transitions. [2021-07-05 22:39:30,960 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 179 transitions. Word has length 44 [2021-07-05 22:39:30,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:30,961 INFO L442 AbstractCegarLoop]: Abstraction has 133 states and 179 transitions. [2021-07-05 22:39:30,961 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) [2021-07-05 22:39:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 179 transitions. [2021-07-05 22:39:30,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-07-05 22:39:30,962 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:30,962 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:30,962 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2021-07-05 22:39:30,962 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:30,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:30,962 INFO L82 PathProgramCache]: Analyzing trace with hash -642652043, now seen corresponding path program 1 times [2021-07-05 22:39:30,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:30,963 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71807452] [2021-07-05 22:39:30,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:30,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:31,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:31,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:31,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:31,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:31,051 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:31,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71807452] [2021-07-05 22:39:31,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71807452] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:31,053 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:31,053 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 22:39:31,053 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756466107] [2021-07-05 22:39:31,053 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:31,054 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:31,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:31,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:31,054 INFO L87 Difference]: Start difference. First operand 133 states and 179 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-07-05 22:39:31,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:31,130 INFO L93 Difference]: Finished difference Result 323 states and 459 transitions. [2021-07-05 22:39:31,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:31,130 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 [2021-07-05 22:39:31,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:31,131 INFO L225 Difference]: With dead ends: 323 [2021-07-05 22:39:31,132 INFO L226 Difference]: Without dead ends: 220 [2021-07-05 22:39:31,132 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:31,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-07-05 22:39:31,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2021-07-05 22:39:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 219 states have (on average 1.4063926940639269) internal successors, (308), 219 states have internal predecessors, (308), 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) [2021-07-05 22:39:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 308 transitions. [2021-07-05 22:39:31,137 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 308 transitions. Word has length 44 [2021-07-05 22:39:31,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:31,137 INFO L442 AbstractCegarLoop]: Abstraction has 220 states and 308 transitions. [2021-07-05 22:39:31,137 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-07-05 22:39:31,137 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 308 transitions. [2021-07-05 22:39:31,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-07-05 22:39:31,138 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:31,138 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:31,138 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2021-07-05 22:39:31,138 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:31,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:31,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1465640395, now seen corresponding path program 1 times [2021-07-05 22:39:31,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:31,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550571171] [2021-07-05 22:39:31,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:31,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:31,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:31,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:31,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:31,240 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:31,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550571171] [2021-07-05 22:39:31,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550571171] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:31,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:31,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:31,241 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104687113] [2021-07-05 22:39:31,241 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:31,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:31,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:31,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:31,243 INFO L87 Difference]: Start difference. First operand 220 states and 308 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 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) [2021-07-05 22:39:31,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:31,246 INFO L93 Difference]: Finished difference Result 220 states and 308 transitions. [2021-07-05 22:39:31,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:31,246 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 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 53 [2021-07-05 22:39:31,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:31,246 INFO L225 Difference]: With dead ends: 220 [2021-07-05 22:39:31,246 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 22:39:31,247 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:31,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 22:39:31,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 22:39:31,258 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) [2021-07-05 22:39:31,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 22:39:31,258 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2021-07-05 22:39:31,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:31,258 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 22:39:31,259 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 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) [2021-07-05 22:39:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 22:39:31,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 22:39:31,259 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 22:39:31,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:31,335 INFO L762 garLoopResultBuilder]: For program point L6047(lines 6047 6062) no Hoare annotation was computed. [2021-07-05 22:39:31,335 INFO L762 garLoopResultBuilder]: For program point L6080-2(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:31,335 INFO L762 garLoopResultBuilder]: For program point L6113(lines 6113 6116) no Hoare annotation was computed. [2021-07-05 22:39:31,336 INFO L762 garLoopResultBuilder]: For program point L6080(lines 6080 6085) no Hoare annotation was computed. [2021-07-05 22:39:31,336 INFO L758 garLoopResultBuilder]: At program point L7005(lines 7004 7006) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,336 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:31,336 INFO L762 garLoopResultBuilder]: For program point L6213(line 6213) no Hoare annotation was computed. [2021-07-05 22:39:31,336 INFO L762 garLoopResultBuilder]: For program point L6973(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:31,336 INFO L762 garLoopResultBuilder]: For program point L6049(lines 6049 6059) no Hoare annotation was computed. [2021-07-05 22:39:31,337 INFO L758 garLoopResultBuilder]: At program point L6347(lines 6336 6349) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) [2021-07-05 22:39:31,337 INFO L762 garLoopResultBuilder]: For program point L6050(line 6050) no Hoare annotation was computed. [2021-07-05 22:39:31,337 INFO L762 garLoopResultBuilder]: For program point L5852(lines 5852 5855) no Hoare annotation was computed. [2021-07-05 22:39:31,337 INFO L762 garLoopResultBuilder]: For program point L5720-1(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:31,337 INFO L762 garLoopResultBuilder]: For program point L5720-2(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:31,337 INFO L762 garLoopResultBuilder]: For program point L5720(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:31,337 INFO L762 garLoopResultBuilder]: For program point L5720-5(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:31,337 INFO L762 garLoopResultBuilder]: For program point L5720-6(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:31,338 INFO L762 garLoopResultBuilder]: For program point L5720-3(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:31,338 INFO L762 garLoopResultBuilder]: For program point L5720-4(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:31,338 INFO L762 garLoopResultBuilder]: For program point L6051(lines 6051 6055) no Hoare annotation was computed. [2021-07-05 22:39:31,338 INFO L758 garLoopResultBuilder]: At program point L7009(lines 7008 7010) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,338 INFO L762 garLoopResultBuilder]: For program point L5721-2(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:31,338 INFO L762 garLoopResultBuilder]: For program point L5721(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:31,338 INFO L762 garLoopResultBuilder]: For program point L5721-6(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:31,339 INFO L762 garLoopResultBuilder]: For program point L5721-4(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:31,339 INFO L762 garLoopResultBuilder]: For program point L5721-10(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:31,339 INFO L762 garLoopResultBuilder]: For program point L5721-8(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:31,339 INFO L762 garLoopResultBuilder]: For program point L5721-12(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:31,339 INFO L762 garLoopResultBuilder]: For program point L6184(line 6184) no Hoare annotation was computed. [2021-07-05 22:39:31,339 INFO L758 garLoopResultBuilder]: At program point L5953(lines 5948 5955) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,339 INFO L765 garLoopResultBuilder]: At program point L6977(lines 6962 6983) the Hoare annotation is: true [2021-07-05 22:39:31,340 INFO L762 garLoopResultBuilder]: For program point L6185(lines 6185 6200) no Hoare annotation was computed. [2021-07-05 22:39:31,340 INFO L758 garLoopResultBuilder]: At program point L6318(lines 6307 6320) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,340 INFO L758 garLoopResultBuilder]: At program point L6153(lines 6965 6968) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,340 INFO L762 garLoopResultBuilder]: For program point L6120(line 6120) no Hoare annotation was computed. [2021-07-05 22:39:31,340 INFO L762 garLoopResultBuilder]: For program point L6946(lines 6946 6952) no Hoare annotation was computed. [2021-07-05 22:39:31,340 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:31,340 INFO L762 garLoopResultBuilder]: For program point L6187(lines 6187 6197) no Hoare annotation was computed. [2021-07-05 22:39:31,340 INFO L762 garLoopResultBuilder]: For program point L6220(line 6220) no Hoare annotation was computed. [2021-07-05 22:39:31,341 INFO L758 garLoopResultBuilder]: At program point L7013(lines 7012 7014) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,341 INFO L762 garLoopResultBuilder]: For program point L6188(line 6188) no Hoare annotation was computed. [2021-07-05 22:39:31,341 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:31,341 INFO L762 garLoopResultBuilder]: For program point L6189(lines 6189 6193) no Hoare annotation was computed. [2021-07-05 22:39:31,341 INFO L762 garLoopResultBuilder]: For program point L6057(line 6057) no Hoare annotation was computed. [2021-07-05 22:39:31,341 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:31,341 INFO L758 garLoopResultBuilder]: At program point L6223(lines 6002 6228) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,342 INFO L758 garLoopResultBuilder]: At program point L7016-1(lines 7015 7017) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,342 INFO L758 garLoopResultBuilder]: At program point L7016(lines 7015 7017) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,342 INFO L762 garLoopResultBuilder]: For program point L6917-1(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:31,342 INFO L762 garLoopResultBuilder]: For program point L6917(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:31,342 INFO L758 garLoopResultBuilder]: At program point L6951(lines 6940 6954) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (or (and (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) (= 2 ~ldv_mutex_udev~0))) [2021-07-05 22:39:31,342 INFO L765 garLoopResultBuilder]: At program point L5795(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:31,343 INFO L765 garLoopResultBuilder]: At program point L5795-1(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:31,343 INFO L765 garLoopResultBuilder]: At program point L5795-4(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:31,343 INFO L765 garLoopResultBuilder]: At program point L5795-5(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:31,343 INFO L765 garLoopResultBuilder]: At program point L5795-2(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:31,343 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:31,343 INFO L765 garLoopResultBuilder]: At program point L5795-3(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:31,343 INFO L765 garLoopResultBuilder]: At program point L5795-8(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:31,344 INFO L765 garLoopResultBuilder]: At program point L5795-6(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:31,344 INFO L765 garLoopResultBuilder]: At program point L5795-7(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:31,344 INFO L762 garLoopResultBuilder]: For program point L6159(line 6159) no Hoare annotation was computed. [2021-07-05 22:39:31,344 INFO L762 garLoopResultBuilder]: For program point L6027(lines 6027 6222) no Hoare annotation was computed. [2021-07-05 22:39:31,344 INFO L762 garLoopResultBuilder]: For program point L6093(line 6093) no Hoare annotation was computed. [2021-07-05 22:39:31,344 INFO L758 garLoopResultBuilder]: At program point L6985(lines 6984 6986) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,344 INFO L762 garLoopResultBuilder]: For program point L6127(line 6127) no Hoare annotation was computed. [2021-07-05 22:39:31,345 INFO L762 garLoopResultBuilder]: For program point L6094(lines 6094 6098) no Hoare annotation was computed. [2021-07-05 22:39:31,345 INFO L762 garLoopResultBuilder]: For program point L6028(line 6028) no Hoare annotation was computed. [2021-07-05 22:39:31,345 INFO L758 garLoopResultBuilder]: At program point L6326(lines 1 7033) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,345 INFO L765 garLoopResultBuilder]: At program point L6227(lines 5979 6229) the Hoare annotation is: true [2021-07-05 22:39:31,345 INFO L762 garLoopResultBuilder]: For program point L6128(lines 6128 6164) no Hoare annotation was computed. [2021-07-05 22:39:31,345 INFO L762 garLoopResultBuilder]: For program point L6029(lines 6029 6044) no Hoare annotation was computed. [2021-07-05 22:39:31,345 INFO L758 garLoopResultBuilder]: At program point L7020(lines 7019 7021) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,346 INFO L758 garLoopResultBuilder]: At program point L5765-2(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:31,346 INFO L758 garLoopResultBuilder]: At program point L5765-3(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:31,346 INFO L758 garLoopResultBuilder]: At program point L5765(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:31,346 INFO L758 garLoopResultBuilder]: At program point L5765-1(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:31,346 INFO L758 garLoopResultBuilder]: At program point L5765-6(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,346 INFO L758 garLoopResultBuilder]: At program point L5765-4(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:31,346 INFO L758 garLoopResultBuilder]: At program point L5765-5(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:31,347 INFO L762 garLoopResultBuilder]: For program point L6195(line 6195) no Hoare annotation was computed. [2021-07-05 22:39:31,347 INFO L758 garLoopResultBuilder]: At program point L6922(lines 1 7033) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,347 INFO L758 garLoopResultBuilder]: At program point L6988(lines 6987 6989) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:31,347 INFO L762 garLoopResultBuilder]: For program point L6856-1(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:31,347 INFO L762 garLoopResultBuilder]: For program point L6856(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:31,347 INFO L762 garLoopResultBuilder]: For program point L6130(lines 6130 6161) no Hoare annotation was computed. [2021-07-05 22:39:31,347 INFO L762 garLoopResultBuilder]: For program point L6031(lines 6031 6041) no Hoare annotation was computed. [2021-07-05 22:39:31,348 INFO L762 garLoopResultBuilder]: For program point L6064(line 6064) no Hoare annotation was computed. [2021-07-05 22:39:31,348 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,348 INFO L758 garLoopResultBuilder]: At program point L6296(lines 6291 6298) the Hoare annotation is: (and (or (and (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) (= 2 ~ldv_mutex_udev~0)) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (or (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (= ~ldv_mutex_udev~0 1))) [2021-07-05 22:39:31,348 INFO L762 garLoopResultBuilder]: For program point L6131(line 6131) no Hoare annotation was computed. [2021-07-05 22:39:31,348 INFO L762 garLoopResultBuilder]: For program point L6065(lines 6065 6125) no Hoare annotation was computed. [2021-07-05 22:39:31,348 INFO L762 garLoopResultBuilder]: For program point L6032(line 6032) no Hoare annotation was computed. [2021-07-05 22:39:31,348 INFO L762 garLoopResultBuilder]: For program point L6132(lines 6132 6137) no Hoare annotation was computed. [2021-07-05 22:39:31,348 INFO L762 garLoopResultBuilder]: For program point L6033(lines 6033 6037) no Hoare annotation was computed. [2021-07-05 22:39:31,349 INFO L758 garLoopResultBuilder]: At program point L7024(lines 7023 7025) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,349 INFO L762 garLoopResultBuilder]: For program point L6166(line 6166) no Hoare annotation was computed. [2021-07-05 22:39:31,349 INFO L762 garLoopResultBuilder]: For program point L6067(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:31,349 INFO L762 garLoopResultBuilder]: For program point L6100(line 6100) no Hoare annotation was computed. [2021-07-05 22:39:31,349 INFO L758 garLoopResultBuilder]: At program point L6992(lines 6991 6993) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,349 INFO L762 garLoopResultBuilder]: For program point L6332-2(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:31,349 INFO L762 garLoopResultBuilder]: For program point L6332-1(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:31,350 INFO L762 garLoopResultBuilder]: For program point L6332(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:31,350 INFO L762 garLoopResultBuilder]: For program point L6167(lines 6167 6182) no Hoare annotation was computed. [2021-07-05 22:39:31,350 INFO L762 garLoopResultBuilder]: For program point L6332-5(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:31,350 INFO L762 garLoopResultBuilder]: For program point L6332-4(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:31,350 INFO L762 garLoopResultBuilder]: For program point L6332-3(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:31,350 INFO L762 garLoopResultBuilder]: For program point L6101(lines 6101 6108) no Hoare annotation was computed. [2021-07-05 22:39:31,350 INFO L762 garLoopResultBuilder]: For program point L6068(line 6068) no Hoare annotation was computed. [2021-07-05 22:39:31,351 INFO L758 garLoopResultBuilder]: At program point L6861(lines 6853 6863) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,351 INFO L762 garLoopResultBuilder]: For program point L6069(lines 6069 6077) no Hoare annotation was computed. [2021-07-05 22:39:31,351 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,351 INFO L762 garLoopResultBuilder]: For program point L6202(line 6202) no Hoare annotation was computed. [2021-07-05 22:39:31,351 INFO L762 garLoopResultBuilder]: For program point L6103(lines 6103 6106) no Hoare annotation was computed. [2021-07-05 22:39:31,351 INFO L762 garLoopResultBuilder]: For program point L6169(lines 6169 6179) no Hoare annotation was computed. [2021-07-05 22:39:31,351 INFO L758 garLoopResultBuilder]: At program point L7028(lines 7027 7029) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,352 INFO L758 garLoopResultBuilder]: At program point L5773(lines 5768 5775) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:31,352 INFO L762 garLoopResultBuilder]: For program point L6203(lines 6203 6218) no Hoare annotation was computed. [2021-07-05 22:39:31,352 INFO L762 garLoopResultBuilder]: For program point L6170(line 6170) no Hoare annotation was computed. [2021-07-05 22:39:31,352 INFO L762 garLoopResultBuilder]: For program point L6071(lines 6071 6075) no Hoare annotation was computed. [2021-07-05 22:39:31,352 INFO L758 garLoopResultBuilder]: At program point L5840-1(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,352 INFO L758 garLoopResultBuilder]: At program point L5840-2(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,352 INFO L758 garLoopResultBuilder]: At program point L5840(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,353 INFO L758 garLoopResultBuilder]: At program point L5840-3(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,353 INFO L762 garLoopResultBuilder]: For program point L6171(lines 6171 6175) no Hoare annotation was computed. [2021-07-05 22:39:31,353 INFO L762 garLoopResultBuilder]: For program point L6039(line 6039) no Hoare annotation was computed. [2021-07-05 22:39:31,353 INFO L762 garLoopResultBuilder]: For program point L6139(line 6139) no Hoare annotation was computed. [2021-07-05 22:39:31,353 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,353 INFO L762 garLoopResultBuilder]: For program point L6205(lines 6205 6215) no Hoare annotation was computed. [2021-07-05 22:39:31,353 INFO L762 garLoopResultBuilder]: For program point L6965(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:31,353 INFO L762 garLoopResultBuilder]: For program point L6206(line 6206) no Hoare annotation was computed. [2021-07-05 22:39:31,354 INFO L762 garLoopResultBuilder]: For program point L6140(lines 6140 6157) no Hoare annotation was computed. [2021-07-05 22:39:31,354 INFO L762 garLoopResultBuilder]: For program point L6207(lines 6207 6211) no Hoare annotation was computed. [2021-07-05 22:39:31,354 INFO L758 garLoopResultBuilder]: At program point L5976(lines 5970 5978) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,354 INFO L762 garLoopResultBuilder]: For program point L6142(lines 6142 6150) no Hoare annotation was computed. [2021-07-05 22:39:31,354 INFO L762 garLoopResultBuilder]: For program point L6142-2(lines 6140 6156) no Hoare annotation was computed. [2021-07-05 22:39:31,354 INFO L762 garLoopResultBuilder]: For program point L6110(line 6110) no Hoare annotation was computed. [2021-07-05 22:39:31,354 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,355 INFO L762 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,355 INFO L762 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,355 INFO L762 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,355 INFO L762 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,355 INFO L762 garLoopResultBuilder]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,355 INFO L762 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,355 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:31,356 INFO L758 garLoopResultBuilder]: At program point L-1-8(line -1) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:31,356 INFO L762 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,356 INFO L762 garLoopResultBuilder]: For program point L6969(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:31,356 INFO L762 garLoopResultBuilder]: For program point L-1-10(line -1) no Hoare annotation was computed. [2021-07-05 22:39:31,356 INFO L762 garLoopResultBuilder]: For program point L6111(lines 6111 6118) no Hoare annotation was computed. [2021-07-05 22:39:31,356 INFO L762 garLoopResultBuilder]: For program point L6177(line 6177) no Hoare annotation was computed. [2021-07-05 22:39:31,356 INFO L758 garLoopResultBuilder]: At program point L5781(lines 5776 5783) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,357 INFO L758 garLoopResultBuilder]: At program point L5781-1(lines 5776 5783) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:31,357 INFO L762 garLoopResultBuilder]: For program point L6343-1(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:31,357 INFO L762 garLoopResultBuilder]: For program point L6343(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:31,357 INFO L762 garLoopResultBuilder]: For program point L6079(line 6079) no Hoare annotation was computed. [2021-07-05 22:39:31,357 INFO L762 garLoopResultBuilder]: For program point L6046(line 6046) no Hoare annotation was computed. [2021-07-05 22:39:31,357 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2021-07-05 22:39:31,357 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 22:39:31,358 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION was SAFE (5/6) [2021-07-05 22:39:31,359 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 22:39:31,359 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 22:39:31,360 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 22:39:31,361 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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) [2021-07-05 22:39:31,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-07-05 22:39:31,362 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:31,362 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:31,362 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:31,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:31,362 INFO L82 PathProgramCache]: Analyzing trace with hash 198186637, now seen corresponding path program 1 times [2021-07-05 22:39:31,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:31,363 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87848196] [2021-07-05 22:39:31,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:31,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:31,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:31,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:31,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:31,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:31,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87848196] [2021-07-05 22:39:31,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87848196] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:31,423 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:31,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:31,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677646603] [2021-07-05 22:39:31,423 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 22:39:31,423 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:31,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 22:39:31,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:31,425 INFO L87 Difference]: Start difference. First operand has 157 states, 150 states have (on average 1.5) internal successors, (225), 156 states have internal predecessors, (225), 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 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2021-07-05 22:39:31,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:31,427 INFO L93 Difference]: Finished difference Result 310 states and 445 transitions. [2021-07-05 22:39:31,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 22:39:31,428 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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 [2021-07-05 22:39:31,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:31,428 INFO L225 Difference]: With dead ends: 310 [2021-07-05 22:39:31,429 INFO L226 Difference]: Without dead ends: 134 [2021-07-05 22:39:31,429 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 22:39:31,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-07-05 22:39:31,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2021-07-05 22:39:31,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 133 states have (on average 1.3533834586466165) internal successors, (180), 133 states have internal predecessors, (180), 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) [2021-07-05 22:39:31,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 180 transitions. [2021-07-05 22:39:31,432 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 180 transitions. Word has length 45 [2021-07-05 22:39:31,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:31,432 INFO L442 AbstractCegarLoop]: Abstraction has 134 states and 180 transitions. [2021-07-05 22:39:31,432 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2021-07-05 22:39:31,432 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 180 transitions. [2021-07-05 22:39:31,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-07-05 22:39:31,433 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:31,433 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:31,433 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2021-07-05 22:39:31,433 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:31,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:31,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1552629699, now seen corresponding path program 1 times [2021-07-05 22:39:31,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:31,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886130079] [2021-07-05 22:39:31,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:31,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:31,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:31,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:31,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:31,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:31,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:31,520 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886130079] [2021-07-05 22:39:31,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886130079] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:31,520 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:31,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 22:39:31,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139529016] [2021-07-05 22:39:31,521 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:31,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:31,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:31,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:31,522 INFO L87 Difference]: Start difference. First operand 134 states and 180 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-07-05 22:39:31,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:31,597 INFO L93 Difference]: Finished difference Result 325 states and 461 transitions. [2021-07-05 22:39:31,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:31,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 [2021-07-05 22:39:31,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:31,599 INFO L225 Difference]: With dead ends: 325 [2021-07-05 22:39:31,599 INFO L226 Difference]: Without dead ends: 221 [2021-07-05 22:39:31,600 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:31,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-07-05 22:39:31,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-07-05 22:39:31,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 220 states have (on average 1.4045454545454545) internal successors, (309), 220 states have internal predecessors, (309), 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) [2021-07-05 22:39:31,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 309 transitions. [2021-07-05 22:39:31,604 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 309 transitions. Word has length 45 [2021-07-05 22:39:31,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:31,605 INFO L442 AbstractCegarLoop]: Abstraction has 221 states and 309 transitions. [2021-07-05 22:39:31,605 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-07-05 22:39:31,605 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 309 transitions. [2021-07-05 22:39:31,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-07-05 22:39:31,606 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:31,606 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:31,606 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2021-07-05 22:39:31,606 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:31,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:31,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1809781459, now seen corresponding path program 1 times [2021-07-05 22:39:31,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:31,607 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282846486] [2021-07-05 22:39:31,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:31,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:31,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:31,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:31,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:31,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:31,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282846486] [2021-07-05 22:39:31,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282846486] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:31,709 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:31,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 22:39:31,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230669935] [2021-07-05 22:39:31,709 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:31,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:31,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:31,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:31,710 INFO L87 Difference]: Start difference. First operand 221 states and 309 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 states have internal predecessors, (54), 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) [2021-07-05 22:39:31,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:31,722 INFO L93 Difference]: Finished difference Result 595 states and 858 transitions. [2021-07-05 22:39:31,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:31,722 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 states have internal predecessors, (54), 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 54 [2021-07-05 22:39:31,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:31,724 INFO L225 Difference]: With dead ends: 595 [2021-07-05 22:39:31,724 INFO L226 Difference]: Without dead ends: 392 [2021-07-05 22:39:31,725 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:31,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2021-07-05 22:39:31,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 390. [2021-07-05 22:39:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 389 states have (on average 1.442159383033419) internal successors, (561), 389 states have internal predecessors, (561), 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) [2021-07-05 22:39:31,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 561 transitions. [2021-07-05 22:39:31,733 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 561 transitions. Word has length 54 [2021-07-05 22:39:31,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:31,733 INFO L442 AbstractCegarLoop]: Abstraction has 390 states and 561 transitions. [2021-07-05 22:39:31,733 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 states have internal predecessors, (54), 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) [2021-07-05 22:39:31,733 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 561 transitions. [2021-07-05 22:39:31,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-07-05 22:39:31,734 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:31,734 INFO L525 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:31,735 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2021-07-05 22:39:31,735 INFO L374 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:31,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:31,735 INFO L82 PathProgramCache]: Analyzing trace with hash 261780696, now seen corresponding path program 1 times [2021-07-05 22:39:31,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:31,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361370833] [2021-07-05 22:39:31,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:31,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:31,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:31,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:31,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:31,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:31,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:31,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 22:39:31,823 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:31,823 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361370833] [2021-07-05 22:39:31,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361370833] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:31,824 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:31,824 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 22:39:31,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476631812] [2021-07-05 22:39:31,824 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 22:39:31,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:31,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 22:39:31,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:31,825 INFO L87 Difference]: Start difference. First operand 390 states and 561 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-07-05 22:39:31,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:31,892 INFO L93 Difference]: Finished difference Result 1038 states and 1534 transitions. [2021-07-05 22:39:31,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 22:39:31,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 68 [2021-07-05 22:39:31,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:31,895 INFO L225 Difference]: With dead ends: 1038 [2021-07-05 22:39:31,895 INFO L226 Difference]: Without dead ends: 678 [2021-07-05 22:39:31,895 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 22:39:31,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2021-07-05 22:39:31,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 670. [2021-07-05 22:39:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 670 states, 669 states have (on average 1.484304932735426) internal successors, (993), 669 states have internal predecessors, (993), 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) [2021-07-05 22:39:31,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 993 transitions. [2021-07-05 22:39:31,910 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 993 transitions. Word has length 68 [2021-07-05 22:39:31,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:31,911 INFO L442 AbstractCegarLoop]: Abstraction has 670 states and 993 transitions. [2021-07-05 22:39:31,911 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-07-05 22:39:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 993 transitions. [2021-07-05 22:39:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-07-05 22:39:31,912 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 22:39:31,913 INFO L525 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 22:39:31,913 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2021-07-05 22:39:31,913 INFO L374 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 22:39:31,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 22:39:31,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1329551018, now seen corresponding path program 1 times [2021-07-05 22:39:31,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 22:39:31,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486993447] [2021-07-05 22:39:31,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 22:39:31,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 22:39:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 22:39:32,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:32,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:32,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:32,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:32,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:32,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:32,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:32,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 22:39:32,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 22:39:32,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 22:39:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-05 22:39:32,015 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 22:39:32,015 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486993447] [2021-07-05 22:39:32,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486993447] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 22:39:32,015 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 22:39:32,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 22:39:32,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525807191] [2021-07-05 22:39:32,016 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 22:39:32,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 22:39:32,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 22:39:32,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 22:39:32,017 INFO L87 Difference]: Start difference. First operand 670 states and 993 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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) [2021-07-05 22:39:32,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 22:39:32,052 INFO L93 Difference]: Finished difference Result 1290 states and 1929 transitions. [2021-07-05 22:39:32,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 22:39:32,052 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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 78 [2021-07-05 22:39:32,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 22:39:32,053 INFO L225 Difference]: With dead ends: 1290 [2021-07-05 22:39:32,053 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 22:39:32,054 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 22:39:32,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 22:39:32,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 22:39:32,055 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) [2021-07-05 22:39:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 22:39:32,055 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2021-07-05 22:39:32,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 22:39:32,055 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 22:39:32,055 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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) [2021-07-05 22:39:32,056 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 22:39:32,056 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 22:39:32,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 22:39:32,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 22:39:32,172 INFO L762 garLoopResultBuilder]: For program point L6047(lines 6047 6062) no Hoare annotation was computed. [2021-07-05 22:39:32,172 INFO L762 garLoopResultBuilder]: For program point L6080-2(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:32,172 INFO L762 garLoopResultBuilder]: For program point L6113(lines 6113 6116) no Hoare annotation was computed. [2021-07-05 22:39:32,173 INFO L762 garLoopResultBuilder]: For program point L6080(lines 6080 6085) no Hoare annotation was computed. [2021-07-05 22:39:32,173 INFO L758 garLoopResultBuilder]: At program point L7005(lines 7004 7006) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,173 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:32,173 INFO L762 garLoopResultBuilder]: For program point L6213(line 6213) no Hoare annotation was computed. [2021-07-05 22:39:32,173 INFO L762 garLoopResultBuilder]: For program point L6973(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:32,173 INFO L762 garLoopResultBuilder]: For program point L6049(lines 6049 6059) no Hoare annotation was computed. [2021-07-05 22:39:32,173 INFO L758 garLoopResultBuilder]: At program point L6347(lines 6336 6349) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) [2021-07-05 22:39:32,173 INFO L762 garLoopResultBuilder]: For program point L6050(line 6050) no Hoare annotation was computed. [2021-07-05 22:39:32,174 INFO L762 garLoopResultBuilder]: For program point L5852(lines 5852 5855) no Hoare annotation was computed. [2021-07-05 22:39:32,174 INFO L762 garLoopResultBuilder]: For program point L5720-1(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:32,174 INFO L762 garLoopResultBuilder]: For program point L5720-2(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:32,174 INFO L762 garLoopResultBuilder]: For program point L5720(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:32,174 INFO L762 garLoopResultBuilder]: For program point L5720-5(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:32,174 INFO L762 garLoopResultBuilder]: For program point L5720-6(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:32,174 INFO L762 garLoopResultBuilder]: For program point L5720-3(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:32,174 INFO L762 garLoopResultBuilder]: For program point L5720-4(lines 5720 5722) no Hoare annotation was computed. [2021-07-05 22:39:32,175 INFO L762 garLoopResultBuilder]: For program point L6051(lines 6051 6055) no Hoare annotation was computed. [2021-07-05 22:39:32,175 INFO L758 garLoopResultBuilder]: At program point L7009(lines 7008 7010) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,175 INFO L762 garLoopResultBuilder]: For program point L5721-2(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:32,175 INFO L762 garLoopResultBuilder]: For program point L5721(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:32,175 INFO L762 garLoopResultBuilder]: For program point L5721-6(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:32,175 INFO L762 garLoopResultBuilder]: For program point L5721-4(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:32,175 INFO L762 garLoopResultBuilder]: For program point L5721-10(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:32,175 INFO L762 garLoopResultBuilder]: For program point L5721-8(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:32,176 INFO L762 garLoopResultBuilder]: For program point L5721-12(line 5721) no Hoare annotation was computed. [2021-07-05 22:39:32,176 INFO L762 garLoopResultBuilder]: For program point L6184(line 6184) no Hoare annotation was computed. [2021-07-05 22:39:32,176 INFO L758 garLoopResultBuilder]: At program point L5953(lines 5948 5955) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,176 INFO L765 garLoopResultBuilder]: At program point L6977(lines 6962 6983) the Hoare annotation is: true [2021-07-05 22:39:32,176 INFO L762 garLoopResultBuilder]: For program point L6185(lines 6185 6200) no Hoare annotation was computed. [2021-07-05 22:39:32,176 INFO L758 garLoopResultBuilder]: At program point L6318(lines 6307 6320) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,176 INFO L758 garLoopResultBuilder]: At program point L6153(lines 6965 6968) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,176 INFO L762 garLoopResultBuilder]: For program point L6120(line 6120) no Hoare annotation was computed. [2021-07-05 22:39:32,177 INFO L762 garLoopResultBuilder]: For program point L6946(lines 6946 6952) no Hoare annotation was computed. [2021-07-05 22:39:32,177 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:32,177 INFO L762 garLoopResultBuilder]: For program point L6187(lines 6187 6197) no Hoare annotation was computed. [2021-07-05 22:39:32,177 INFO L762 garLoopResultBuilder]: For program point L6220(line 6220) no Hoare annotation was computed. [2021-07-05 22:39:32,177 INFO L758 garLoopResultBuilder]: At program point L7013(lines 7012 7014) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,177 INFO L762 garLoopResultBuilder]: For program point L6188(line 6188) no Hoare annotation was computed. [2021-07-05 22:39:32,177 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:32,177 INFO L762 garLoopResultBuilder]: For program point L6189(lines 6189 6193) no Hoare annotation was computed. [2021-07-05 22:39:32,178 INFO L762 garLoopResultBuilder]: For program point L6057(line 6057) no Hoare annotation was computed. [2021-07-05 22:39:32,178 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:32,178 INFO L758 garLoopResultBuilder]: At program point L6223(lines 6002 6228) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,178 INFO L758 garLoopResultBuilder]: At program point L7016-1(lines 7015 7017) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,178 INFO L758 garLoopResultBuilder]: At program point L7016(lines 7015 7017) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,178 INFO L762 garLoopResultBuilder]: For program point L6917-1(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:32,178 INFO L762 garLoopResultBuilder]: For program point L6917(lines 6917 6920) no Hoare annotation was computed. [2021-07-05 22:39:32,179 INFO L758 garLoopResultBuilder]: At program point L6951(lines 6940 6954) the Hoare annotation is: (and (or (= ~ldv_mutex_udev~0 1) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (or (and (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) (= 2 ~ldv_mutex_udev~0))) [2021-07-05 22:39:32,179 INFO L765 garLoopResultBuilder]: At program point L5795(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:32,179 INFO L765 garLoopResultBuilder]: At program point L5795-1(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:32,179 INFO L765 garLoopResultBuilder]: At program point L5795-4(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:32,179 INFO L765 garLoopResultBuilder]: At program point L5795-5(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:32,179 INFO L765 garLoopResultBuilder]: At program point L5795-2(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:32,179 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:32,179 INFO L765 garLoopResultBuilder]: At program point L5795-3(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:32,180 INFO L765 garLoopResultBuilder]: At program point L5795-8(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:32,180 INFO L765 garLoopResultBuilder]: At program point L5795-6(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:32,180 INFO L765 garLoopResultBuilder]: At program point L5795-7(lines 5794 5797) the Hoare annotation is: true [2021-07-05 22:39:32,180 INFO L762 garLoopResultBuilder]: For program point L6159(line 6159) no Hoare annotation was computed. [2021-07-05 22:39:32,180 INFO L762 garLoopResultBuilder]: For program point L6027(lines 6027 6222) no Hoare annotation was computed. [2021-07-05 22:39:32,180 INFO L762 garLoopResultBuilder]: For program point L6093(line 6093) no Hoare annotation was computed. [2021-07-05 22:39:32,180 INFO L758 garLoopResultBuilder]: At program point L6985(lines 6984 6986) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (or (= ~ldv_mutex_udev~0 1) (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0) (= ULTIMATE.start_m5632_recover_~r~0 0))) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,180 INFO L762 garLoopResultBuilder]: For program point L6127(line 6127) no Hoare annotation was computed. [2021-07-05 22:39:32,181 INFO L762 garLoopResultBuilder]: For program point L6094(lines 6094 6098) no Hoare annotation was computed. [2021-07-05 22:39:32,181 INFO L762 garLoopResultBuilder]: For program point L6028(line 6028) no Hoare annotation was computed. [2021-07-05 22:39:32,181 INFO L758 garLoopResultBuilder]: At program point L6326(lines 1 7033) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,181 INFO L765 garLoopResultBuilder]: At program point L6227(lines 5979 6229) the Hoare annotation is: true [2021-07-05 22:39:32,181 INFO L762 garLoopResultBuilder]: For program point L6128(lines 6128 6164) no Hoare annotation was computed. [2021-07-05 22:39:32,181 INFO L762 garLoopResultBuilder]: For program point L6029(lines 6029 6044) no Hoare annotation was computed. [2021-07-05 22:39:32,181 INFO L758 garLoopResultBuilder]: At program point L7020(lines 7019 7021) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,181 INFO L758 garLoopResultBuilder]: At program point L5765-2(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:32,182 INFO L758 garLoopResultBuilder]: At program point L5765-3(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:32,182 INFO L758 garLoopResultBuilder]: At program point L5765(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:32,182 INFO L758 garLoopResultBuilder]: At program point L5765-1(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:32,182 INFO L758 garLoopResultBuilder]: At program point L5765-6(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,182 INFO L758 garLoopResultBuilder]: At program point L5765-4(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:32,182 INFO L758 garLoopResultBuilder]: At program point L5765-5(lines 5757 5767) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:32,182 INFO L762 garLoopResultBuilder]: For program point L6195(line 6195) no Hoare annotation was computed. [2021-07-05 22:39:32,183 INFO L758 garLoopResultBuilder]: At program point L6922(lines 1 7033) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,183 INFO L758 garLoopResultBuilder]: At program point L6988(lines 6987 6989) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:32,183 INFO L762 garLoopResultBuilder]: For program point L6856-1(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:32,183 INFO L762 garLoopResultBuilder]: For program point L6856(lines 6856 6859) no Hoare annotation was computed. [2021-07-05 22:39:32,183 INFO L762 garLoopResultBuilder]: For program point L6130(lines 6130 6161) no Hoare annotation was computed. [2021-07-05 22:39:32,183 INFO L762 garLoopResultBuilder]: For program point L6031(lines 6031 6041) no Hoare annotation was computed. [2021-07-05 22:39:32,183 INFO L762 garLoopResultBuilder]: For program point L6064(line 6064) no Hoare annotation was computed. [2021-07-05 22:39:32,183 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,184 INFO L758 garLoopResultBuilder]: At program point L6296(lines 6291 6298) the Hoare annotation is: (and (or (and (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 1) 0) (<= (+ |ULTIMATE.start_ldv_undef_int_negative_#res| 1) 0) (<= (+ ULTIMATE.start_ldv_undef_int_negative_~ret~0 1) 0)) (= 2 ~ldv_mutex_udev~0)) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (or (and (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_12_#res| 0) (= |ULTIMATE.start_ldv_usb_lock_device_for_reset_udev_#res| 0)) (= ~ldv_mutex_udev~0 1))) [2021-07-05 22:39:32,184 INFO L762 garLoopResultBuilder]: For program point L6131(line 6131) no Hoare annotation was computed. [2021-07-05 22:39:32,184 INFO L762 garLoopResultBuilder]: For program point L6065(lines 6065 6125) no Hoare annotation was computed. [2021-07-05 22:39:32,184 INFO L762 garLoopResultBuilder]: For program point L6032(line 6032) no Hoare annotation was computed. [2021-07-05 22:39:32,184 INFO L762 garLoopResultBuilder]: For program point L6132(lines 6132 6137) no Hoare annotation was computed. [2021-07-05 22:39:32,184 INFO L762 garLoopResultBuilder]: For program point L6033(lines 6033 6037) no Hoare annotation was computed. [2021-07-05 22:39:32,184 INFO L758 garLoopResultBuilder]: At program point L7024(lines 7023 7025) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,185 INFO L762 garLoopResultBuilder]: For program point L6166(line 6166) no Hoare annotation was computed. [2021-07-05 22:39:32,185 INFO L762 garLoopResultBuilder]: For program point L6067(lines 6067 6122) no Hoare annotation was computed. [2021-07-05 22:39:32,185 INFO L762 garLoopResultBuilder]: For program point L6100(line 6100) no Hoare annotation was computed. [2021-07-05 22:39:32,185 INFO L758 garLoopResultBuilder]: At program point L6992(lines 6991 6993) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,185 INFO L762 garLoopResultBuilder]: For program point L6332-2(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:32,185 INFO L762 garLoopResultBuilder]: For program point L6332-1(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:32,185 INFO L762 garLoopResultBuilder]: For program point L6332(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:32,185 INFO L762 garLoopResultBuilder]: For program point L6167(lines 6167 6182) no Hoare annotation was computed. [2021-07-05 22:39:32,185 INFO L762 garLoopResultBuilder]: For program point L6332-5(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:32,186 INFO L762 garLoopResultBuilder]: For program point L6332-4(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:32,186 INFO L762 garLoopResultBuilder]: For program point L6332-3(line 6332) no Hoare annotation was computed. [2021-07-05 22:39:32,186 INFO L762 garLoopResultBuilder]: For program point L6101(lines 6101 6108) no Hoare annotation was computed. [2021-07-05 22:39:32,186 INFO L762 garLoopResultBuilder]: For program point L6068(line 6068) no Hoare annotation was computed. [2021-07-05 22:39:32,186 INFO L758 garLoopResultBuilder]: At program point L6861(lines 6853 6863) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_udev~0) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,186 INFO L762 garLoopResultBuilder]: For program point L6069(lines 6069 6077) no Hoare annotation was computed. [2021-07-05 22:39:32,186 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,186 INFO L762 garLoopResultBuilder]: For program point L6202(line 6202) no Hoare annotation was computed. [2021-07-05 22:39:32,187 INFO L762 garLoopResultBuilder]: For program point L6103(lines 6103 6106) no Hoare annotation was computed. [2021-07-05 22:39:32,187 INFO L762 garLoopResultBuilder]: For program point L6169(lines 6169 6179) no Hoare annotation was computed. [2021-07-05 22:39:32,187 INFO L758 garLoopResultBuilder]: At program point L7028(lines 7027 7029) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,187 INFO L758 garLoopResultBuilder]: At program point L5773(lines 5768 5775) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:32,187 INFO L762 garLoopResultBuilder]: For program point L6203(lines 6203 6218) no Hoare annotation was computed. [2021-07-05 22:39:32,187 INFO L762 garLoopResultBuilder]: For program point L6170(line 6170) no Hoare annotation was computed. [2021-07-05 22:39:32,187 INFO L762 garLoopResultBuilder]: For program point L6071(lines 6071 6075) no Hoare annotation was computed. [2021-07-05 22:39:32,187 INFO L758 garLoopResultBuilder]: At program point L5840-1(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,188 INFO L758 garLoopResultBuilder]: At program point L5840-2(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,188 INFO L758 garLoopResultBuilder]: At program point L5840(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,188 INFO L758 garLoopResultBuilder]: At program point L5840-3(lines 5837 5842) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,188 INFO L762 garLoopResultBuilder]: For program point L6171(lines 6171 6175) no Hoare annotation was computed. [2021-07-05 22:39:32,188 INFO L762 garLoopResultBuilder]: For program point L6039(line 6039) no Hoare annotation was computed. [2021-07-05 22:39:32,188 INFO L762 garLoopResultBuilder]: For program point L6139(line 6139) no Hoare annotation was computed. [2021-07-05 22:39:32,188 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,188 INFO L762 garLoopResultBuilder]: For program point L6205(lines 6205 6215) no Hoare annotation was computed. [2021-07-05 22:39:32,189 INFO L762 garLoopResultBuilder]: For program point L6965(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:32,189 INFO L762 garLoopResultBuilder]: For program point L6206(line 6206) no Hoare annotation was computed. [2021-07-05 22:39:32,189 INFO L762 garLoopResultBuilder]: For program point L6140(lines 6140 6157) no Hoare annotation was computed. [2021-07-05 22:39:32,189 INFO L762 garLoopResultBuilder]: For program point L6207(lines 6207 6211) no Hoare annotation was computed. [2021-07-05 22:39:32,189 INFO L758 garLoopResultBuilder]: At program point L5976(lines 5970 5978) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,189 INFO L762 garLoopResultBuilder]: For program point L6142(lines 6142 6150) no Hoare annotation was computed. [2021-07-05 22:39:32,189 INFO L762 garLoopResultBuilder]: For program point L6142-2(lines 6140 6156) no Hoare annotation was computed. [2021-07-05 22:39:32,189 INFO L762 garLoopResultBuilder]: For program point L6110(line 6110) no Hoare annotation was computed. [2021-07-05 22:39:32,190 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,190 INFO L762 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,190 INFO L762 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,190 INFO L762 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,190 INFO L762 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,190 INFO L762 garLoopResultBuilder]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,190 INFO L762 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,190 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6333) no Hoare annotation was computed. [2021-07-05 22:39:32,191 INFO L758 garLoopResultBuilder]: At program point L-1-8(line -1) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_state_variable_6~0 0)) [2021-07-05 22:39:32,191 INFO L762 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,191 INFO L762 garLoopResultBuilder]: For program point L6969(lines 6964 6982) no Hoare annotation was computed. [2021-07-05 22:39:32,191 INFO L762 garLoopResultBuilder]: For program point L-1-10(line -1) no Hoare annotation was computed. [2021-07-05 22:39:32,191 INFO L762 garLoopResultBuilder]: For program point L6111(lines 6111 6118) no Hoare annotation was computed. [2021-07-05 22:39:32,191 INFO L762 garLoopResultBuilder]: For program point L6177(line 6177) no Hoare annotation was computed. [2021-07-05 22:39:32,191 INFO L758 garLoopResultBuilder]: At program point L5781(lines 5776 5783) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,191 INFO L758 garLoopResultBuilder]: At program point L5781-1(lines 5776 5783) the Hoare annotation is: (and (= ~ldv_mutex_udev~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_i_mutex_of_inode~0 1)) [2021-07-05 22:39:32,192 INFO L762 garLoopResultBuilder]: For program point L6343-1(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:32,192 INFO L762 garLoopResultBuilder]: For program point L6343(lines 6343 6346) no Hoare annotation was computed. [2021-07-05 22:39:32,192 INFO L762 garLoopResultBuilder]: For program point L6079(line 6079) no Hoare annotation was computed. [2021-07-05 22:39:32,192 INFO L762 garLoopResultBuilder]: For program point L6046(line 6046) no Hoare annotation was computed. [2021-07-05 22:39:32,192 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2021-07-05 22:39:32,192 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 22:39:32,192 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION was SAFE (6/6) [2021-07-05 22:39:32,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 10:39:32 BoogieIcfgContainer [2021-07-05 22:39:32,215 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 22:39:32,215 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 22:39:32,215 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 22:39:32,216 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 22:39:32,216 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 10:39:27" (3/4) ... [2021-07-05 22:39:32,219 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 22:39:32,237 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-07-05 22:39:32,238 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2021-07-05 22:39:32,240 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-07-05 22:39:32,241 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 22:39:32,242 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 22:39:32,269 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((ldv_mutex_udev == 1 || \result == 0) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && (((\result + 1 <= 0 && \result + 1 <= 0) && ret + 1 <= 0) || 2 == ldv_mutex_udev) [2021-07-05 22:39:32,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result + 1 <= 0 && \result + 1 <= 0) && \result + 1 <= 0) && ret + 1 <= 0) || 2 == ldv_mutex_udev) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ((\result == 0 && \result == 0) || ldv_mutex_udev == 1) [2021-07-05 22:39:32,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && \result + 1 <= 0) && ret + 1 <= 0 [2021-07-05 22:39:32,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == ldv_mutex_mutex_of_device && (ldv_mutex_udev == 1 || ((\result == 0 && \result == 0) && r == 0))) && ldv_mutex_lock == 1) && 2 == ldv_mutex_udev) && ldv_mutex_i_mutex_of_inode == 1 [2021-07-05 22:39:32,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == ldv_mutex_mutex_of_device && (ldv_mutex_udev == 1 || ((\result == 0 && \result == 0) && r == 0))) && ldv_mutex_lock == 1) && 2 == ldv_mutex_udev) && ldv_mutex_i_mutex_of_inode == 1 [2021-07-05 22:39:32,546 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 22:39:32,547 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 22:39:32,548 INFO L168 Benchmark]: Toolchain (without parser) took 8270.26 ms. Allocated memory was 65.0 MB in the beginning and 320.9 MB in the end (delta: 255.9 MB). Free memory was 36.9 MB in the beginning and 197.9 MB in the end (delta: -161.0 MB). Peak memory consumption was 207.1 MB. Max. memory is 16.1 GB. [2021-07-05 22:39:32,548 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 65.0 MB. Free memory is still 45.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 22:39:32,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1198.45 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 36.7 MB in the beginning and 41.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. [2021-07-05 22:39:32,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.89 ms. Allocated memory is still 88.1 MB. Free memory was 41.7 MB in the beginning and 32.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-07-05 22:39:32,549 INFO L168 Benchmark]: Boogie Preprocessor took 156.65 ms. Allocated memory was 88.1 MB in the beginning and 130.0 MB in the end (delta: 41.9 MB). Free memory was 32.7 MB in the beginning and 77.0 MB in the end (delta: -44.3 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.1 GB. [2021-07-05 22:39:32,549 INFO L168 Benchmark]: RCFGBuilder took 1405.54 ms. Allocated memory was 130.0 MB in the beginning and 172.0 MB in the end (delta: 41.9 MB). Free memory was 77.0 MB in the beginning and 87.4 MB in the end (delta: -10.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 16.1 GB. [2021-07-05 22:39:32,549 INFO L168 Benchmark]: TraceAbstraction took 5060.65 ms. Allocated memory was 172.0 MB in the beginning and 320.9 MB in the end (delta: 148.9 MB). Free memory was 87.4 MB in the beginning and 168.5 MB in the end (delta: -81.0 MB). Peak memory consumption was 66.8 MB. Max. memory is 16.1 GB. [2021-07-05 22:39:32,550 INFO L168 Benchmark]: Witness Printer took 331.48 ms. Allocated memory is still 320.9 MB. Free memory was 168.5 MB in the beginning and 197.9 MB in the end (delta: -29.4 MB). Peak memory consumption was 83.9 MB. Max. memory is 16.1 GB. [2021-07-05 22:39:32,551 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 65.0 MB. Free memory is still 45.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1198.45 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 36.7 MB in the beginning and 41.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 107.89 ms. Allocated memory is still 88.1 MB. Free memory was 41.7 MB in the beginning and 32.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 156.65 ms. Allocated memory was 88.1 MB in the beginning and 130.0 MB in the end (delta: 41.9 MB). Free memory was 32.7 MB in the beginning and 77.0 MB in the end (delta: -44.3 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1405.54 ms. Allocated memory was 130.0 MB in the beginning and 172.0 MB in the end (delta: 41.9 MB). Free memory was 77.0 MB in the beginning and 87.4 MB in the end (delta: -10.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5060.65 ms. Allocated memory was 172.0 MB in the beginning and 320.9 MB in the end (delta: 148.9 MB). Free memory was 87.4 MB in the beginning and 168.5 MB in the end (delta: -81.0 MB). Peak memory consumption was 66.8 MB. Max. memory is 16.1 GB. * Witness Printer took 331.48 ms. Allocated memory is still 320.9 MB. Free memory was 168.5 MB in the beginning and 197.9 MB in the end (delta: -29.4 MB). Peak memory consumption was 83.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 6333]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 6333]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 6333]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 6333]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 6333]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 6333]: 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 for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 157 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1615.7ms, OverallIterations: 4, TraceHistogramMax: 3, EmptinessCheckTime: 29.9ms, AutomataDifference: 229.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 175.4ms, InitialAbstractionConstructionTime: 12.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 853 SDtfs, 633 SDslu, 760 SDs, 0 SdLazy, 26 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 60.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=368occurred in iteration=3, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 65.3ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 48 LocationsWithAnnotation, 48 PreInvPairs, 149 NumberOfFragments, 184 HoareAnnotationTreeSize, 48 FomulaSimplifications, 606 FormulaSimplificationTreeSizeReduction, 82.7ms HoareSimplificationTime, 48 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 80.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 41.5ms SsaConstructionTime, 370.2ms SatisfiabilityAnalysisTime, 479.8ms InterpolantComputationTime, 208 NumberOfCodeBlocks, 208 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 204 ConstructedInterpolants, 0 QuantifiedInterpolants, 328 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 14/14 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 157 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 973.2ms, OverallIterations: 4, TraceHistogramMax: 2, EmptinessCheckTime: 8.0ms, AutomataDifference: 268.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 79.8ms, InitialAbstractionConstructionTime: 3.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1107 SDtfs, 1406 SDslu, 2012 SDs, 0 SdLazy, 48 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 124.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 58.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=370occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 28.3ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 48 LocationsWithAnnotation, 48 PreInvPairs, 291 NumberOfFragments, 125 HoareAnnotationTreeSize, 48 FomulaSimplifications, 131 FormulaSimplificationTreeSizeReduction, 29.3ms HoareSimplificationTime, 48 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 47.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 47.4ms SsaConstructionTime, 181.9ms SatisfiabilityAnalysisTime, 284.6ms InterpolantComputationTime, 227 NumberOfCodeBlocks, 227 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 223 ConstructedInterpolants, 0 QuantifiedInterpolants, 263 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 4/4 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 157 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 542.7ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 2.4ms, AutomataDifference: 93.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 99.0ms, InitialAbstractionConstructionTime: 1.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 561 SDtfs, 256 SDslu, 157 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 65.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=218occurred in iteration=2, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 8.1ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 48 LocationsWithAnnotation, 48 PreInvPairs, 116 NumberOfFragments, 142 HoareAnnotationTreeSize, 48 FomulaSimplifications, 160 FormulaSimplificationTreeSizeReduction, 37.9ms HoareSimplificationTime, 48 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 56.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 21.4ms SsaConstructionTime, 87.2ms SatisfiabilityAnalysisTime, 177.3ms InterpolantComputationTime, 135 NumberOfCodeBlocks, 135 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 132 ConstructedInterpolants, 0 QuantifiedInterpolants, 246 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 157 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 520.3ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 6.1ms, AutomataDifference: 88.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 100.3ms, InitialAbstractionConstructionTime: 1.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 563 SDtfs, 256 SDslu, 158 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 59.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=219occurred in iteration=2, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 19.5ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 48 LocationsWithAnnotation, 48 PreInvPairs, 116 NumberOfFragments, 142 HoareAnnotationTreeSize, 48 FomulaSimplifications, 160 FormulaSimplificationTreeSizeReduction, 33.3ms HoareSimplificationTime, 48 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 63.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 20.8ms SsaConstructionTime, 81.1ms SatisfiabilityAnalysisTime, 155.7ms InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 251 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 157 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 480.0ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 2.1ms, AutomataDifference: 91.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 75.7ms, InitialAbstractionConstructionTime: 2.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 565 SDtfs, 256 SDslu, 159 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 62.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=220occurred in iteration=2, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 18.3ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 48 LocationsWithAnnotation, 48 PreInvPairs, 116 NumberOfFragments, 142 HoareAnnotationTreeSize, 48 FomulaSimplifications, 160 FormulaSimplificationTreeSizeReduction, 22.6ms HoareSimplificationTime, 48 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 50.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 19.3ms SsaConstructionTime, 77.9ms SatisfiabilityAnalysisTime, 143.0ms InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 138 ConstructedInterpolants, 0 QuantifiedInterpolants, 256 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 157 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 833.4ms, OverallIterations: 5, TraceHistogramMax: 3, EmptinessCheckTime: 4.4ms, AutomataDifference: 208.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 116.0ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1055 SDtfs, 782 SDslu, 934 SDs, 0 SdLazy, 38 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 127.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=670occurred in iteration=4, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 30.1ms AutomataMinimizationTime, 5 MinimizatonAttempts, 10 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 48 LocationsWithAnnotation, 48 PreInvPairs, 207 NumberOfFragments, 210 HoareAnnotationTreeSize, 48 FomulaSimplifications, 1341 FormulaSimplificationTreeSizeReduction, 30.9ms HoareSimplificationTime, 48 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 82.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 35.2ms SsaConstructionTime, 128.9ms SatisfiabilityAnalysisTime, 247.0ms InterpolantComputationTime, 290 NumberOfCodeBlocks, 290 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 285 ConstructedInterpolants, 0 QuantifiedInterpolants, 417 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 13/13 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 6 specifications checked. All of them hold - InvariantResult [Line: 6962]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5757]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ldv_state_variable_6 == 0 - InvariantResult [Line: 6987]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ldv_state_variable_6 == 0 - InvariantResult [Line: 5948]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_state_variable_0 == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5837]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5757]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ldv_state_variable_6 == 0 - InvariantResult [Line: 5837]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5757]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ldv_state_variable_6 == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5757]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_state_variable_0 == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5776]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5757]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ldv_state_variable_6 == 0 - InvariantResult [Line: 5757]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ldv_state_variable_6 == 0 - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6991]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5837]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 6984]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && (ldv_mutex_udev == 1 || ((\result == 0 && \result == 0) && r == 0))) && ldv_mutex_lock == 1) && 2 == ldv_mutex_udev) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 6965]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5757]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ldv_state_variable_6 == 0 - InvariantResult [Line: 5837]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 7004]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7015]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 7015]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7008]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_state_variable_0 == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7019]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5768]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ldv_state_variable_6 == 0 - InvariantResult [Line: 6336]: Loop Invariant Derived loop invariant: ((((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && \result + 1 <= 0) && ret + 1 <= 0 - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6307]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_state_variable_0 == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6853]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && 2 == ldv_mutex_udev) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 6291]: Loop Invariant Derived loop invariant: (((((((\result + 1 <= 0 && \result + 1 <= 0) && \result + 1 <= 0) && ret + 1 <= 0) || 2 == ldv_mutex_udev) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ((\result == 0 && \result == 0) || ldv_mutex_udev == 1) - InvariantResult [Line: 5970]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_state_variable_0 == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7012]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && (ldv_mutex_udev == 1 || ((\result == 0 && \result == 0) && r == 0))) && ldv_mutex_lock == 1) && 2 == ldv_mutex_udev) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 7023]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 6002]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5776]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && ldv_state_variable_6 == 0 - InvariantResult [Line: 7027]: Loop Invariant Derived loop invariant: ((ldv_mutex_udev == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1 - InvariantResult [Line: 5979]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6940]: Loop Invariant Derived loop invariant: ((((ldv_mutex_udev == 1 || \result == 0) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_lock == 1) && ldv_mutex_i_mutex_of_inode == 1) && (((\result + 1 <= 0 && \result + 1 <= 0) && ret + 1 <= 0) || 2 == ldv_mutex_udev) RESULT: Ultimate proved your program to be correct! [2021-07-05 22:39:32,599 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...