./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:35:43,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:35:43,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:35:43,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:35:43,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:35:43,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:35:43,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:35:43,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:35:43,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:35:43,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:35:43,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:35:43,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:35:43,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:35:43,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:35:43,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:35:43,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:35:43,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:35:43,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:35:43,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:35:43,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:35:43,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:35:43,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:35:43,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:35:43,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:35:43,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:35:43,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:35:43,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:35:43,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:35:43,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:35:43,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:35:43,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:35:43,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:35:43,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:35:43,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:35:43,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:35:43,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:35:43,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:35:43,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:35:43,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:35:43,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:35:43,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:35:43,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:35:43,149 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:35:43,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:35:43,149 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:35:43,150 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:35:43,150 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:35:43,150 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:35:43,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:35:43,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:35:43,151 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:35:43,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:35:43,151 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:35:43,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:35:43,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:35:43,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:35:43,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:35:43,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:35:43,153 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:35:43,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:35:43,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:35:43,154 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:35:43,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:35:43,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:35:43,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:35:43,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:35:43,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:35:43,155 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:35:43,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:35:43,155 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:35:43,155 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:35:43,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:35:43,156 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:35:43,156 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 [2021-12-14 17:35:43,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:35:43,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:35:43,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:35:43,367 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:35:43,367 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:35:43,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-12-14 17:35:43,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fc8146d/3f614d144fb84f328d2d50de9bcfb149/FLAGa25cb83a0 [2021-12-14 17:35:43,994 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:35:43,995 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-12-14 17:35:44,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fc8146d/3f614d144fb84f328d2d50de9bcfb149/FLAGa25cb83a0 [2021-12-14 17:35:44,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fc8146d/3f614d144fb84f328d2d50de9bcfb149 [2021-12-14 17:35:44,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:35:44,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:35:44,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:35:44,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:35:44,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:35:44,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:35:44" (1/1) ... [2021-12-14 17:35:44,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca41544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:44, skipping insertion in model container [2021-12-14 17:35:44,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:35:44" (1/1) ... [2021-12-14 17:35:44,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:35:44,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:35:45,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2021-12-14 17:35:45,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:35:45,216 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:35:45,349 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2021-12-14 17:35:45,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:35:45,393 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:35:45,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45 WrapperNode [2021-12-14 17:35:45,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:35:45,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:35:45,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:35:45,395 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:35:45,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (1/1) ... [2021-12-14 17:35:45,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (1/1) ... [2021-12-14 17:35:45,502 INFO L137 Inliner]: procedures = 131, calls = 529, calls flagged for inlining = 47, calls inlined = 39, statements flattened = 1088 [2021-12-14 17:35:45,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:35:45,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:35:45,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:35:45,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:35:45,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (1/1) ... [2021-12-14 17:35:45,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (1/1) ... [2021-12-14 17:35:45,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (1/1) ... [2021-12-14 17:35:45,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (1/1) ... [2021-12-14 17:35:45,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (1/1) ... [2021-12-14 17:35:45,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (1/1) ... [2021-12-14 17:35:45,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (1/1) ... [2021-12-14 17:35:45,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:35:45,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:35:45,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:35:45,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:35:45,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (1/1) ... [2021-12-14 17:35:45,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:35:45,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:35:45,646 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) [2021-12-14 17:35:45,649 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 [2021-12-14 17:35:45,673 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2021-12-14 17:35:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2021-12-14 17:35:45,674 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-14 17:35:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-14 17:35:45,674 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2021-12-14 17:35:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2021-12-14 17:35:45,674 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2021-12-14 17:35:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2021-12-14 17:35:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:35:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-14 17:35:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-14 17:35:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:35:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:35:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2021-12-14 17:35:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2021-12-14 17:35:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2021-12-14 17:35:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2021-12-14 17:35:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:35:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 17:35:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 17:35:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-14 17:35:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-14 17:35:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2021-12-14 17:35:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2021-12-14 17:35:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:35:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:35:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:35:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:35:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 17:35:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 17:35:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:35:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-14 17:35:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-14 17:35:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-14 17:35:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-14 17:35:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:35:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2021-12-14 17:35:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2021-12-14 17:35:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:35:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:35:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2021-12-14 17:35:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2021-12-14 17:35:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2021-12-14 17:35:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2021-12-14 17:35:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-14 17:35:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:35:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2021-12-14 17:35:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2021-12-14 17:35:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2021-12-14 17:35:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2021-12-14 17:35:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2021-12-14 17:35:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2021-12-14 17:35:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:35:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:35:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2021-12-14 17:35:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2021-12-14 17:35:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2021-12-14 17:35:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2021-12-14 17:35:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-14 17:35:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-14 17:35:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2021-12-14 17:35:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2021-12-14 17:35:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2021-12-14 17:35:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2021-12-14 17:35:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2021-12-14 17:35:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2021-12-14 17:35:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:35:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-14 17:35:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-14 17:35:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:35:45,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:35:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2021-12-14 17:35:45,682 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2021-12-14 17:35:45,961 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:35:45,962 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:35:47,028 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:35:47,034 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:35:47,039 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 17:35:47,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:35:47 BoogieIcfgContainer [2021-12-14 17:35:47,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:35:47,043 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:35:47,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:35:47,046 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:35:47,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:35:44" (1/3) ... [2021-12-14 17:35:47,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27e8962e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:35:47, skipping insertion in model container [2021-12-14 17:35:47,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:35:45" (2/3) ... [2021-12-14 17:35:47,048 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27e8962e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:35:47, skipping insertion in model container [2021-12-14 17:35:47,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:35:47" (3/3) ... [2021-12-14 17:35:47,049 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-12-14 17:35:47,055 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:35:47,055 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:35:47,099 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:35:47,104 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 17:35:47,104 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:35:47,138 INFO L276 IsEmpty]: Start isEmpty. Operand has 454 states, 336 states have (on average 1.3571428571428572) internal successors, (456), 346 states have internal predecessors, (456), 86 states have call successors, (86), 30 states have call predecessors, (86), 30 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2021-12-14 17:35:47,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-12-14 17:35:47,144 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:47,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:35:47,145 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:47,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:47,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1794190865, now seen corresponding path program 1 times [2021-12-14 17:35:47,155 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:47,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911777461] [2021-12-14 17:35:47,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:47,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:47,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:47,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:47,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911777461] [2021-12-14 17:35:47,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911777461] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:47,465 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:35:47,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:35:47,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475851607] [2021-12-14 17:35:47,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:47,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:47,470 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:47,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:47,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:35:47,504 INFO L87 Difference]: Start difference. First operand has 454 states, 336 states have (on average 1.3571428571428572) internal successors, (456), 346 states have internal predecessors, (456), 86 states have call successors, (86), 30 states have call predecessors, (86), 30 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:35:47,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:47,709 INFO L93 Difference]: Finished difference Result 1174 states and 1623 transitions. [2021-12-14 17:35:47,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:47,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-12-14 17:35:47,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:47,727 INFO L225 Difference]: With dead ends: 1174 [2021-12-14 17:35:47,727 INFO L226 Difference]: Without dead ends: 715 [2021-12-14 17:35:47,733 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:35:47,737 INFO L933 BasicCegarLoop]: 805 mSDtfsCounter, 374 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:47,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [374 Valid, 1385 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-14 17:35:47,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2021-12-14 17:35:47,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 691. [2021-12-14 17:35:47,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 506 states have (on average 1.341897233201581) internal successors, (679), 516 states have internal predecessors, (679), 136 states have call successors, (136), 49 states have call predecessors, (136), 48 states have return successors, (130), 130 states have call predecessors, (130), 130 states have call successors, (130) [2021-12-14 17:35:47,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 945 transitions. [2021-12-14 17:35:47,854 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 945 transitions. Word has length 16 [2021-12-14 17:35:47,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:47,855 INFO L470 AbstractCegarLoop]: Abstraction has 691 states and 945 transitions. [2021-12-14 17:35:47,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:35:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 945 transitions. [2021-12-14 17:35:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-14 17:35:47,860 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:47,860 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:35:47,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:35:47,860 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:47,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:47,862 INFO L85 PathProgramCache]: Analyzing trace with hash -172672949, now seen corresponding path program 1 times [2021-12-14 17:35:47,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:47,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512412194] [2021-12-14 17:35:47,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:47,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:47,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:47,962 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:47,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512412194] [2021-12-14 17:35:47,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512412194] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:47,963 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:35:47,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-14 17:35:47,963 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612510419] [2021-12-14 17:35:47,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:47,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:47,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:47,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:47,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:35:47,967 INFO L87 Difference]: Start difference. First operand 691 states and 945 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:35:48,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:48,039 INFO L93 Difference]: Finished difference Result 1379 states and 1887 transitions. [2021-12-14 17:35:48,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:48,040 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-12-14 17:35:48,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:48,044 INFO L225 Difference]: With dead ends: 1379 [2021-12-14 17:35:48,047 INFO L226 Difference]: Without dead ends: 691 [2021-12-14 17:35:48,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:35:48,051 INFO L933 BasicCegarLoop]: 613 mSDtfsCounter, 604 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:48,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [604 Valid, 613 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:48,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2021-12-14 17:35:48,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 691. [2021-12-14 17:35:48,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 506 states have (on average 1.3379446640316206) internal successors, (677), 516 states have internal predecessors, (677), 136 states have call successors, (136), 49 states have call predecessors, (136), 48 states have return successors, (130), 130 states have call predecessors, (130), 130 states have call successors, (130) [2021-12-14 17:35:48,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 943 transitions. [2021-12-14 17:35:48,105 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 943 transitions. Word has length 19 [2021-12-14 17:35:48,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:48,106 INFO L470 AbstractCegarLoop]: Abstraction has 691 states and 943 transitions. [2021-12-14 17:35:48,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:35:48,106 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 943 transitions. [2021-12-14 17:35:48,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-12-14 17:35:48,107 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:48,107 INFO L514 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] [2021-12-14 17:35:48,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 17:35:48,110 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:48,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:48,110 INFO L85 PathProgramCache]: Analyzing trace with hash -63996311, now seen corresponding path program 1 times [2021-12-14 17:35:48,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:48,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037601693] [2021-12-14 17:35:48,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:48,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:48,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:48,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-14 17:35:48,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:48,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:48,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:48,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037601693] [2021-12-14 17:35:48,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037601693] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:48,202 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:35:48,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 17:35:48,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320191684] [2021-12-14 17:35:48,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:48,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 17:35:48,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:48,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 17:35:48,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 17:35:48,205 INFO L87 Difference]: Start difference. First operand 691 states and 943 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:49,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:49,252 INFO L93 Difference]: Finished difference Result 1734 states and 2370 transitions. [2021-12-14 17:35:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 17:35:49,252 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2021-12-14 17:35:49,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:49,257 INFO L225 Difference]: With dead ends: 1734 [2021-12-14 17:35:49,257 INFO L226 Difference]: Without dead ends: 1046 [2021-12-14 17:35:49,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:49,261 INFO L933 BasicCegarLoop]: 880 mSDtfsCounter, 726 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 799 SdHoareTripleChecker+Valid, 1367 SdHoareTripleChecker+Invalid, 730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:49,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [799 Valid, 1367 Invalid, 730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-12-14 17:35:49,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2021-12-14 17:35:49,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1042. [2021-12-14 17:35:49,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1042 states, 767 states have (on average 1.3415906127770534) internal successors, (1029), 779 states have internal predecessors, (1029), 199 states have call successors, (199), 76 states have call predecessors, (199), 75 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2021-12-14 17:35:49,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1421 transitions. [2021-12-14 17:35:49,299 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1421 transitions. Word has length 25 [2021-12-14 17:35:49,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:49,314 INFO L470 AbstractCegarLoop]: Abstraction has 1042 states and 1421 transitions. [2021-12-14 17:35:49,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1421 transitions. [2021-12-14 17:35:49,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-12-14 17:35:49,316 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:49,316 INFO L514 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] [2021-12-14 17:35:49,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 17:35:49,316 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:49,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:49,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1434873111, now seen corresponding path program 1 times [2021-12-14 17:35:49,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:49,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395131114] [2021-12-14 17:35:49,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:49,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:49,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:49,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:49,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395131114] [2021-12-14 17:35:49,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395131114] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:49,358 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:35:49,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:35:49,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794571650] [2021-12-14 17:35:49,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:49,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:49,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:49,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:49,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:35:49,364 INFO L87 Difference]: Start difference. First operand 1042 states and 1421 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:35:49,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:49,404 INFO L93 Difference]: Finished difference Result 2093 states and 2857 transitions. [2021-12-14 17:35:49,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:49,410 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-12-14 17:35:49,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:49,414 INFO L225 Difference]: With dead ends: 2093 [2021-12-14 17:35:49,414 INFO L226 Difference]: Without dead ends: 1054 [2021-12-14 17:35:49,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:35:49,421 INFO L933 BasicCegarLoop]: 612 mSDtfsCounter, 5 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1221 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:49,422 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 1221 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:49,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-12-14 17:35:49,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1044. [2021-12-14 17:35:49,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1044 states, 769 states have (on average 1.340702210663199) internal successors, (1031), 781 states have internal predecessors, (1031), 199 states have call successors, (199), 76 states have call predecessors, (199), 75 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2021-12-14 17:35:49,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1423 transitions. [2021-12-14 17:35:49,460 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1423 transitions. Word has length 25 [2021-12-14 17:35:49,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:49,461 INFO L470 AbstractCegarLoop]: Abstraction has 1044 states and 1423 transitions. [2021-12-14 17:35:49,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:35:49,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1423 transitions. [2021-12-14 17:35:49,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-14 17:35:49,465 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:49,465 INFO L514 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] [2021-12-14 17:35:49,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 17:35:49,465 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:49,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:49,466 INFO L85 PathProgramCache]: Analyzing trace with hash 47645827, now seen corresponding path program 1 times [2021-12-14 17:35:49,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:49,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915815674] [2021-12-14 17:35:49,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:49,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:49,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:35:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:49,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:49,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:49,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915815674] [2021-12-14 17:35:49,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915815674] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:35:49,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883393507] [2021-12-14 17:35:49,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:49,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:49,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:35:49,563 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:35:49,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-14 17:35:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:49,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 17:35:49,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:35:49,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 17:35:49,885 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:35:49,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1883393507] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:49,885 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:35:49,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-14 17:35:49,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968579287] [2021-12-14 17:35:49,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:49,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:49,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:49,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:49,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:49,886 INFO L87 Difference]: Start difference. First operand 1044 states and 1423 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:49,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:49,985 INFO L93 Difference]: Finished difference Result 2873 states and 3922 transitions. [2021-12-14 17:35:49,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:49,985 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-12-14 17:35:49,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:49,992 INFO L225 Difference]: With dead ends: 2873 [2021-12-14 17:35:49,993 INFO L226 Difference]: Without dead ends: 1832 [2021-12-14 17:35:49,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:49,997 INFO L933 BasicCegarLoop]: 1080 mSDtfsCounter, 599 mSDsluCounter, 549 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 1629 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:49,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 1629 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:49,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1832 states. [2021-12-14 17:35:50,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1832 to 1425. [2021-12-14 17:35:50,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1425 states, 1055 states have (on average 1.34218009478673) internal successors, (1416), 1069 states have internal predecessors, (1416), 267 states have call successors, (267), 103 states have call predecessors, (267), 102 states have return successors, (261), 261 states have call predecessors, (261), 261 states have call successors, (261) [2021-12-14 17:35:50,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1425 states and 1944 transitions. [2021-12-14 17:35:50,055 INFO L78 Accepts]: Start accepts. Automaton has 1425 states and 1944 transitions. Word has length 34 [2021-12-14 17:35:50,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:50,055 INFO L470 AbstractCegarLoop]: Abstraction has 1425 states and 1944 transitions. [2021-12-14 17:35:50,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:50,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1944 transitions. [2021-12-14 17:35:50,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-14 17:35:50,058 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:50,058 INFO L514 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] [2021-12-14 17:35:50,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-14 17:35:50,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:50,280 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:50,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:50,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1068714181, now seen corresponding path program 1 times [2021-12-14 17:35:50,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:50,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315651064] [2021-12-14 17:35:50,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:50,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:50,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:35:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:50,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:50,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:50,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315651064] [2021-12-14 17:35:50,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315651064] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:35:50,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248320898] [2021-12-14 17:35:50,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:50,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:50,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:35:50,384 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:35:50,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-14 17:35:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:50,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 17:35:50,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:35:50,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 17:35:50,699 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:35:50,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248320898] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:50,699 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:35:50,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-14 17:35:50,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869751593] [2021-12-14 17:35:50,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:50,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:50,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:50,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:50,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:50,700 INFO L87 Difference]: Start difference. First operand 1425 states and 1944 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:50,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:50,772 INFO L93 Difference]: Finished difference Result 3168 states and 4377 transitions. [2021-12-14 17:35:50,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:50,773 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-12-14 17:35:50,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:50,808 INFO L225 Difference]: With dead ends: 3168 [2021-12-14 17:35:50,809 INFO L226 Difference]: Without dead ends: 1746 [2021-12-14 17:35:50,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:50,813 INFO L933 BasicCegarLoop]: 679 mSDtfsCounter, 203 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 1280 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:50,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [228 Valid, 1280 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:50,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1746 states. [2021-12-14 17:35:50,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1746 to 1451. [2021-12-14 17:35:50,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1075 states have (on average 1.3413953488372092) internal successors, (1442), 1089 states have internal predecessors, (1442), 273 states have call successors, (273), 103 states have call predecessors, (273), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2021-12-14 17:35:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1982 transitions. [2021-12-14 17:35:50,878 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1982 transitions. Word has length 34 [2021-12-14 17:35:50,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:50,878 INFO L470 AbstractCegarLoop]: Abstraction has 1451 states and 1982 transitions. [2021-12-14 17:35:50,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:50,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1982 transitions. [2021-12-14 17:35:50,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-14 17:35:50,880 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:50,880 INFO L514 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] [2021-12-14 17:35:50,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-14 17:35:51,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-12-14 17:35:51,098 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:51,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:51,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1769778759, now seen corresponding path program 1 times [2021-12-14 17:35:51,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:51,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597481295] [2021-12-14 17:35:51,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:51,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:51,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:35:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:51,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:51,154 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:51,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597481295] [2021-12-14 17:35:51,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597481295] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:35:51,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313793333] [2021-12-14 17:35:51,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:51,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:51,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:35:51,156 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:35:51,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-14 17:35:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:51,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 17:35:51,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:35:51,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 17:35:51,423 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:35:51,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1313793333] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:51,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:35:51,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-14 17:35:51,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100419766] [2021-12-14 17:35:51,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:51,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:51,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:51,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:51,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:51,425 INFO L87 Difference]: Start difference. First operand 1451 states and 1982 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:51,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:51,474 INFO L93 Difference]: Finished difference Result 1473 states and 2008 transitions. [2021-12-14 17:35:51,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:51,474 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-12-14 17:35:51,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:51,480 INFO L225 Difference]: With dead ends: 1473 [2021-12-14 17:35:51,481 INFO L226 Difference]: Without dead ends: 1462 [2021-12-14 17:35:51,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:51,482 INFO L933 BasicCegarLoop]: 626 mSDtfsCounter, 609 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:51,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [609 Valid, 639 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:51,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1462 states. [2021-12-14 17:35:51,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1462 to 1451. [2021-12-14 17:35:51,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1075 states have (on average 1.3395348837209302) internal successors, (1440), 1089 states have internal predecessors, (1440), 273 states have call successors, (273), 103 states have call predecessors, (273), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2021-12-14 17:35:51,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1980 transitions. [2021-12-14 17:35:51,533 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1980 transitions. Word has length 34 [2021-12-14 17:35:51,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:51,534 INFO L470 AbstractCegarLoop]: Abstraction has 1451 states and 1980 transitions. [2021-12-14 17:35:51,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:51,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1980 transitions. [2021-12-14 17:35:51,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-14 17:35:51,534 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:51,535 INFO L514 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] [2021-12-14 17:35:51,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-14 17:35:51,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:51,747 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:51,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:51,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1827037061, now seen corresponding path program 1 times [2021-12-14 17:35:51,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:51,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337696685] [2021-12-14 17:35:51,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:51,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:51,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:35:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:51,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:51,797 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:51,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337696685] [2021-12-14 17:35:51,797 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337696685] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:35:51,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [975830018] [2021-12-14 17:35:51,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:51,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:51,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:35:51,798 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:35:51,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-14 17:35:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:52,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 17:35:52,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:35:52,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 17:35:52,115 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:35:52,115 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [975830018] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:52,115 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:35:52,115 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-14 17:35:52,116 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931438710] [2021-12-14 17:35:52,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:52,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:52,116 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:52,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:52,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:52,117 INFO L87 Difference]: Start difference. First operand 1451 states and 1980 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:52,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:52,162 INFO L93 Difference]: Finished difference Result 1453 states and 1981 transitions. [2021-12-14 17:35:52,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:52,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-12-14 17:35:52,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:52,167 INFO L225 Difference]: With dead ends: 1453 [2021-12-14 17:35:52,168 INFO L226 Difference]: Without dead ends: 1450 [2021-12-14 17:35:52,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:52,169 INFO L933 BasicCegarLoop]: 611 mSDtfsCounter, 581 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:52,169 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [581 Valid, 611 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:52,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2021-12-14 17:35:52,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1450. [2021-12-14 17:35:52,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1450 states, 1075 states have (on average 1.3386046511627907) internal successors, (1439), 1088 states have internal predecessors, (1439), 272 states have call successors, (272), 103 states have call predecessors, (272), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2021-12-14 17:35:52,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 1978 transitions. [2021-12-14 17:35:52,220 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 1978 transitions. Word has length 34 [2021-12-14 17:35:52,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:52,221 INFO L470 AbstractCegarLoop]: Abstraction has 1450 states and 1978 transitions. [2021-12-14 17:35:52,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:52,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1978 transitions. [2021-12-14 17:35:52,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-14 17:35:52,223 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:52,223 INFO L514 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] [2021-12-14 17:35:52,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-14 17:35:52,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:52,442 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:52,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:52,442 INFO L85 PathProgramCache]: Analyzing trace with hash 803324642, now seen corresponding path program 1 times [2021-12-14 17:35:52,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:52,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967938816] [2021-12-14 17:35:52,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:52,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:52,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:35:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:52,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:52,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967938816] [2021-12-14 17:35:52,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967938816] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:35:52,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014008784] [2021-12-14 17:35:52,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:52,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:52,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:35:52,508 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:35:52,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-14 17:35:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:52,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 17:35:52,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:35:52,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 17:35:52,774 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:35:52,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1014008784] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:52,774 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:35:52,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-14 17:35:52,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994050434] [2021-12-14 17:35:52,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:52,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:52,775 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:52,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:52,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:52,776 INFO L87 Difference]: Start difference. First operand 1450 states and 1978 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:52,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:52,818 INFO L93 Difference]: Finished difference Result 1452 states and 1979 transitions. [2021-12-14 17:35:52,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:52,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2021-12-14 17:35:52,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:52,824 INFO L225 Difference]: With dead ends: 1452 [2021-12-14 17:35:52,824 INFO L226 Difference]: Without dead ends: 1449 [2021-12-14 17:35:52,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:52,825 INFO L933 BasicCegarLoop]: 609 mSDtfsCounter, 578 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:52,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [578 Valid, 609 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:52,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2021-12-14 17:35:52,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1449. [2021-12-14 17:35:52,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1449 states, 1075 states have (on average 1.3376744186046512) internal successors, (1438), 1087 states have internal predecessors, (1438), 271 states have call successors, (271), 103 states have call predecessors, (271), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2021-12-14 17:35:52,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 1976 transitions. [2021-12-14 17:35:52,884 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 1976 transitions. Word has length 35 [2021-12-14 17:35:52,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:52,884 INFO L470 AbstractCegarLoop]: Abstraction has 1449 states and 1976 transitions. [2021-12-14 17:35:52,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1976 transitions. [2021-12-14 17:35:52,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-12-14 17:35:52,885 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:52,885 INFO L514 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] [2021-12-14 17:35:52,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-14 17:35:53,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:53,103 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:53,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:53,104 INFO L85 PathProgramCache]: Analyzing trace with hash -866984408, now seen corresponding path program 1 times [2021-12-14 17:35:53,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:53,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715074465] [2021-12-14 17:35:53,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:53,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:53,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:35:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:53,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:53,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:53,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715074465] [2021-12-14 17:35:53,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715074465] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:35:53,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [872959429] [2021-12-14 17:35:53,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:53,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:53,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:35:53,166 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:35:53,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-14 17:35:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:53,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 17:35:53,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:35:53,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 17:35:53,438 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:35:53,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [872959429] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:53,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:35:53,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-14 17:35:53,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933067253] [2021-12-14 17:35:53,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:53,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:53,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:53,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:53,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:53,440 INFO L87 Difference]: Start difference. First operand 1449 states and 1976 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:53,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:53,482 INFO L93 Difference]: Finished difference Result 1451 states and 1977 transitions. [2021-12-14 17:35:53,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:53,482 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 36 [2021-12-14 17:35:53,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:53,488 INFO L225 Difference]: With dead ends: 1451 [2021-12-14 17:35:53,488 INFO L226 Difference]: Without dead ends: 1448 [2021-12-14 17:35:53,489 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:53,489 INFO L933 BasicCegarLoop]: 607 mSDtfsCounter, 575 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:53,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [575 Valid, 607 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:53,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1448 states. [2021-12-14 17:35:53,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1448 to 1448. [2021-12-14 17:35:53,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1448 states, 1075 states have (on average 1.3367441860465117) internal successors, (1437), 1086 states have internal predecessors, (1437), 270 states have call successors, (270), 103 states have call predecessors, (270), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2021-12-14 17:35:53,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1974 transitions. [2021-12-14 17:35:53,537 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1974 transitions. Word has length 36 [2021-12-14 17:35:53,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:53,538 INFO L470 AbstractCegarLoop]: Abstraction has 1448 states and 1974 transitions. [2021-12-14 17:35:53,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:53,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1974 transitions. [2021-12-14 17:35:53,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-14 17:35:53,538 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:53,538 INFO L514 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] [2021-12-14 17:35:53,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-14 17:35:53,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:53,760 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:53,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:53,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1106952539, now seen corresponding path program 1 times [2021-12-14 17:35:53,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:53,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619746341] [2021-12-14 17:35:53,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:53,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:53,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:35:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:53,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:53,820 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:53,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619746341] [2021-12-14 17:35:53,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619746341] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:35:53,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706142548] [2021-12-14 17:35:53,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:53,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:53,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:35:53,822 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:35:53,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-14 17:35:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:54,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 17:35:54,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:35:54,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 17:35:54,115 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:35:54,115 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1706142548] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:54,116 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:35:54,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-14 17:35:54,116 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066231484] [2021-12-14 17:35:54,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:54,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:54,116 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:54,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:54,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:54,117 INFO L87 Difference]: Start difference. First operand 1448 states and 1974 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:54,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:54,175 INFO L93 Difference]: Finished difference Result 1931 states and 2596 transitions. [2021-12-14 17:35:54,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:54,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 37 [2021-12-14 17:35:54,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:54,184 INFO L225 Difference]: With dead ends: 1931 [2021-12-14 17:35:54,184 INFO L226 Difference]: Without dead ends: 1898 [2021-12-14 17:35:54,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:54,186 INFO L933 BasicCegarLoop]: 671 mSDtfsCounter, 532 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:54,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [532 Valid, 935 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:54,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1898 states. [2021-12-14 17:35:54,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1898 to 1898. [2021-12-14 17:35:54,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1898 states, 1376 states have (on average 1.3103197674418605) internal successors, (1803), 1391 states have internal predecessors, (1803), 375 states have call successors, (375), 147 states have call predecessors, (375), 146 states have return successors, (374), 374 states have call predecessors, (374), 374 states have call successors, (374) [2021-12-14 17:35:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1898 states and 2552 transitions. [2021-12-14 17:35:54,257 INFO L78 Accepts]: Start accepts. Automaton has 1898 states and 2552 transitions. Word has length 37 [2021-12-14 17:35:54,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:54,257 INFO L470 AbstractCegarLoop]: Abstraction has 1898 states and 2552 transitions. [2021-12-14 17:35:54,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 17:35:54,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2552 transitions. [2021-12-14 17:35:54,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-12-14 17:35:54,259 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:54,259 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:35:54,278 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-14 17:35:54,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:54,475 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:54,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:54,475 INFO L85 PathProgramCache]: Analyzing trace with hash -230748463, now seen corresponding path program 1 times [2021-12-14 17:35:54,475 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:54,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312140340] [2021-12-14 17:35:54,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:54,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:54,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:35:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:54,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-14 17:35:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:54,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:35:54,555 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:54,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312140340] [2021-12-14 17:35:54,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312140340] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:35:54,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389890452] [2021-12-14 17:35:54,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:54,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:54,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:35:54,560 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:35:54,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-14 17:35:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:54,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 17:35:54,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:35:54,877 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 17:35:54,877 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:35:54,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1389890452] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:54,877 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:35:54,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-14 17:35:54,878 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792247809] [2021-12-14 17:35:54,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:54,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:54,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:54,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:54,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:54,879 INFO L87 Difference]: Start difference. First operand 1898 states and 2552 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 17:35:54,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:54,961 INFO L93 Difference]: Finished difference Result 3813 states and 5131 transitions. [2021-12-14 17:35:54,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:54,961 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 59 [2021-12-14 17:35:54,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:54,969 INFO L225 Difference]: With dead ends: 3813 [2021-12-14 17:35:54,969 INFO L226 Difference]: Without dead ends: 1918 [2021-12-14 17:35:54,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:54,975 INFO L933 BasicCegarLoop]: 571 mSDtfsCounter, 9 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1136 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:54,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 1136 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:54,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1918 states. [2021-12-14 17:35:55,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1918 to 1902. [2021-12-14 17:35:55,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1902 states, 1380 states have (on average 1.3094202898550724) internal successors, (1807), 1395 states have internal predecessors, (1807), 375 states have call successors, (375), 147 states have call predecessors, (375), 146 states have return successors, (374), 374 states have call predecessors, (374), 374 states have call successors, (374) [2021-12-14 17:35:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1902 states and 2556 transitions. [2021-12-14 17:35:55,046 INFO L78 Accepts]: Start accepts. Automaton has 1902 states and 2556 transitions. Word has length 59 [2021-12-14 17:35:55,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:55,047 INFO L470 AbstractCegarLoop]: Abstraction has 1902 states and 2556 transitions. [2021-12-14 17:35:55,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 17:35:55,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2556 transitions. [2021-12-14 17:35:55,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-12-14 17:35:55,050 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:35:55,050 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:35:55,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-14 17:35:55,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-12-14 17:35:55,263 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:35:55,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:35:55,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1850560836, now seen corresponding path program 1 times [2021-12-14 17:35:55,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:35:55,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144518533] [2021-12-14 17:35:55,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:55,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:35:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:55,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:35:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:55,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-14 17:35:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:55,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 17:35:55,322 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:35:55,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144518533] [2021-12-14 17:35:55,322 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144518533] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:35:55,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116404579] [2021-12-14 17:35:55,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:35:55,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:35:55,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:35:55,324 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:35:55,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-14 17:35:55,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:35:55,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 17:35:55,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:35:55,657 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-14 17:35:55,658 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:35:55,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116404579] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:35:55,658 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:35:55,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-14 17:35:55,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134426079] [2021-12-14 17:35:55,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:35:55,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:35:55,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:35:55,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:35:55,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:55,659 INFO L87 Difference]: Start difference. First operand 1902 states and 2556 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 17:35:55,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:35:55,710 INFO L93 Difference]: Finished difference Result 1902 states and 2556 transitions. [2021-12-14 17:35:55,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:35:55,710 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 63 [2021-12-14 17:35:55,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:35:55,710 INFO L225 Difference]: With dead ends: 1902 [2021-12-14 17:35:55,711 INFO L226 Difference]: Without dead ends: 0 [2021-12-14 17:35:55,715 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:35:55,715 INFO L933 BasicCegarLoop]: 773 mSDtfsCounter, 254 mSDsluCounter, 535 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:35:55,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 1308 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:35:55,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-14 17:35:55,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-14 17:35:55,716 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) [2021-12-14 17:35:55,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-14 17:35:55,716 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-12-14 17:35:55,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:35:55,716 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 17:35:55,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 17:35:55,717 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-14 17:35:55,717 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-14 17:35:55,718 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-14 17:35:55,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-12-14 17:35:55,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-14 17:35:55,936 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-14 17:36:00,574 INFO L858 garLoopResultBuilder]: For program point L2977(line 2977) no Hoare annotation was computed. [2021-12-14 17:36:00,574 INFO L858 garLoopResultBuilder]: For program point L2971-1(line 2971) no Hoare annotation was computed. [2021-12-14 17:36:00,575 INFO L861 garLoopResultBuilder]: At program point L2971(line 2971) the Hoare annotation is: true [2021-12-14 17:36:00,575 INFO L858 garLoopResultBuilder]: For program point L2967(lines 2967 2978) no Hoare annotation was computed. [2021-12-14 17:36:00,575 INFO L858 garLoopResultBuilder]: For program point L2967-2(lines 2963 2979) no Hoare annotation was computed. [2021-12-14 17:36:00,575 INFO L858 garLoopResultBuilder]: For program point L2963(lines 2963 2979) no Hoare annotation was computed. [2021-12-14 17:36:00,575 INFO L861 garLoopResultBuilder]: At program point L2961-1(line 2961) the Hoare annotation is: true [2021-12-14 17:36:00,575 INFO L861 garLoopResultBuilder]: At program point L2961(line 2961) the Hoare annotation is: true [2021-12-14 17:36:00,575 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 2951 2982) the Hoare annotation is: true [2021-12-14 17:36:00,575 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 2951 2982) no Hoare annotation was computed. [2021-12-14 17:36:00,575 INFO L858 garLoopResultBuilder]: For program point L2972(lines 2972 2976) no Hoare annotation was computed. [2021-12-14 17:36:00,575 INFO L861 garLoopResultBuilder]: At program point L2972-2(lines 2972 2976) the Hoare annotation is: true [2021-12-14 17:36:00,576 INFO L861 garLoopResultBuilder]: At program point L2968(line 2968) the Hoare annotation is: true [2021-12-14 17:36:00,576 INFO L861 garLoopResultBuilder]: At program point L2966(line 2966) the Hoare annotation is: true [2021-12-14 17:36:00,576 INFO L858 garLoopResultBuilder]: For program point L2968-1(line 2968) no Hoare annotation was computed. [2021-12-14 17:36:00,576 INFO L861 garLoopResultBuilder]: At program point L2964(line 2964) the Hoare annotation is: true [2021-12-14 17:36:00,576 INFO L858 garLoopResultBuilder]: For program point L2966-1(line 2966) no Hoare annotation was computed. [2021-12-14 17:36:00,576 INFO L858 garLoopResultBuilder]: For program point L2962(line 2962) no Hoare annotation was computed. [2021-12-14 17:36:00,576 INFO L858 garLoopResultBuilder]: For program point L2964-1(line 2964) no Hoare annotation was computed. [2021-12-14 17:36:00,576 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 2951 2982) no Hoare annotation was computed. [2021-12-14 17:36:00,576 INFO L861 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4566 4568) the Hoare annotation is: true [2021-12-14 17:36:00,576 INFO L858 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4566 4568) no Hoare annotation was computed. [2021-12-14 17:36:00,576 INFO L858 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4566 4568) no Hoare annotation was computed. [2021-12-14 17:36:00,577 INFO L858 garLoopResultBuilder]: For program point pi_initEXIT(lines 4556 4558) no Hoare annotation was computed. [2021-12-14 17:36:00,577 INFO L861 garLoopResultBuilder]: At program point pi_initENTRY(lines 4556 4558) the Hoare annotation is: true [2021-12-14 17:36:00,577 INFO L858 garLoopResultBuilder]: For program point pi_initFINAL(lines 4556 4558) no Hoare annotation was computed. [2021-12-14 17:36:00,577 INFO L858 garLoopResultBuilder]: For program point write_regFINAL(lines 3063 3069) no Hoare annotation was computed. [2021-12-14 17:36:00,577 INFO L861 garLoopResultBuilder]: At program point L4573(lines 4572 4574) the Hoare annotation is: true [2021-12-14 17:36:00,577 INFO L861 garLoopResultBuilder]: At program point write_regENTRY(lines 3063 3069) the Hoare annotation is: true [2021-12-14 17:36:00,577 INFO L858 garLoopResultBuilder]: For program point write_regEXIT(lines 3063 3069) no Hoare annotation was computed. [2021-12-14 17:36:00,577 INFO L858 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3076 3082) no Hoare annotation was computed. [2021-12-14 17:36:00,577 INFO L861 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3076 3082) the Hoare annotation is: true [2021-12-14 17:36:00,577 INFO L858 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3076 3082) no Hoare annotation was computed. [2021-12-14 17:36:00,577 INFO L861 garLoopResultBuilder]: At program point L4581(lines 4580 4582) the Hoare annotation is: true [2021-12-14 17:36:00,578 INFO L861 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4563 4565) the Hoare annotation is: true [2021-12-14 17:36:00,578 INFO L858 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4563 4565) no Hoare annotation was computed. [2021-12-14 17:36:00,578 INFO L858 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4563 4565) no Hoare annotation was computed. [2021-12-14 17:36:00,578 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 4532 4534) the Hoare annotation is: true [2021-12-14 17:36:00,578 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 4532 4534) no Hoare annotation was computed. [2021-12-14 17:36:00,578 INFO L861 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4552 4554) the Hoare annotation is: true [2021-12-14 17:36:00,578 INFO L858 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4552 4554) no Hoare annotation was computed. [2021-12-14 17:36:00,578 INFO L858 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4552 4554) no Hoare annotation was computed. [2021-12-14 17:36:00,578 INFO L858 garLoopResultBuilder]: For program point L3425(lines 3425 3429) no Hoare annotation was computed. [2021-12-14 17:36:00,578 INFO L858 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3407 3441) no Hoare annotation was computed. [2021-12-14 17:36:00,578 INFO L858 garLoopResultBuilder]: For program point L3419-1(line 3419) no Hoare annotation was computed. [2021-12-14 17:36:00,579 INFO L861 garLoopResultBuilder]: At program point L3419(line 3419) the Hoare annotation is: true [2021-12-14 17:36:00,579 INFO L858 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2021-12-14 17:36:00,579 INFO L861 garLoopResultBuilder]: At program point L3413-1(lines 3413 3438) the Hoare annotation is: true [2021-12-14 17:36:00,579 INFO L858 garLoopResultBuilder]: For program point L3413(lines 3413 3438) no Hoare annotation was computed. [2021-12-14 17:36:00,579 INFO L861 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2021-12-14 17:36:00,579 INFO L861 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2021-12-14 17:36:00,579 INFO L858 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2021-12-14 17:36:00,579 INFO L858 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2021-12-14 17:36:00,579 INFO L861 garLoopResultBuilder]: At program point L3426(lines 3413 3431) the Hoare annotation is: true [2021-12-14 17:36:00,579 INFO L861 garLoopResultBuilder]: At program point L3424(lines 3413 3431) the Hoare annotation is: true [2021-12-14 17:36:00,580 INFO L858 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3407 3441) no Hoare annotation was computed. [2021-12-14 17:36:00,580 INFO L858 garLoopResultBuilder]: For program point L3418(lines 3418 3422) no Hoare annotation was computed. [2021-12-14 17:36:00,580 INFO L861 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3407 3441) the Hoare annotation is: true [2021-12-14 17:36:00,580 INFO L858 garLoopResultBuilder]: For program point L3433(lines 3433 3437) no Hoare annotation was computed. [2021-12-14 17:36:00,580 INFO L861 garLoopResultBuilder]: At program point L3052(line 3052) the Hoare annotation is: true [2021-12-14 17:36:00,580 INFO L858 garLoopResultBuilder]: For program point L3052-1(line 3052) no Hoare annotation was computed. [2021-12-14 17:36:00,580 INFO L858 garLoopResultBuilder]: For program point status_regEXIT(lines 3049 3055) no Hoare annotation was computed. [2021-12-14 17:36:00,580 INFO L861 garLoopResultBuilder]: At program point status_regENTRY(lines 3049 3055) the Hoare annotation is: true [2021-12-14 17:36:00,580 INFO L858 garLoopResultBuilder]: For program point status_regFINAL(lines 3049 3055) no Hoare annotation was computed. [2021-12-14 17:36:00,580 INFO L858 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2021-12-14 17:36:00,581 INFO L858 garLoopResultBuilder]: For program point L3231-1(line 3231) no Hoare annotation was computed. [2021-12-14 17:36:00,581 INFO L861 garLoopResultBuilder]: At program point L3231(line 3231) the Hoare annotation is: true [2021-12-14 17:36:00,581 INFO L861 garLoopResultBuilder]: At program point L3240(line 3240) the Hoare annotation is: true [2021-12-14 17:36:00,581 INFO L858 garLoopResultBuilder]: For program point L3207-1(line 3207) no Hoare annotation was computed. [2021-12-14 17:36:00,581 INFO L861 garLoopResultBuilder]: At program point L3207(line 3207) the Hoare annotation is: true [2021-12-14 17:36:00,581 INFO L858 garLoopResultBuilder]: For program point L3240-1(line 3240) no Hoare annotation was computed. [2021-12-14 17:36:00,581 INFO L861 garLoopResultBuilder]: At program point L3232(lines 3201 3242) the Hoare annotation is: true [2021-12-14 17:36:00,581 INFO L858 garLoopResultBuilder]: For program point L3220-1(lines 3220 3228) no Hoare annotation was computed. [2021-12-14 17:36:00,581 INFO L858 garLoopResultBuilder]: For program point L3216-1(lines 3201 3242) no Hoare annotation was computed. [2021-12-14 17:36:00,581 INFO L858 garLoopResultBuilder]: For program point L3212(lines 3212 3215) no Hoare annotation was computed. [2021-12-14 17:36:00,582 INFO L858 garLoopResultBuilder]: For program point L3212-2(lines 3201 3242) no Hoare annotation was computed. [2021-12-14 17:36:00,582 INFO L861 garLoopResultBuilder]: At program point L3237(lines 3201 3242) the Hoare annotation is: true [2021-12-14 17:36:00,582 INFO L858 garLoopResultBuilder]: For program point L3233(line 3233) no Hoare annotation was computed. [2021-12-14 17:36:00,582 INFO L858 garLoopResultBuilder]: For program point L3221(lines 3221 3225) no Hoare annotation was computed. [2021-12-14 17:36:00,582 INFO L858 garLoopResultBuilder]: For program point L3221-2(lines 3221 3225) no Hoare annotation was computed. [2021-12-14 17:36:00,582 INFO L858 garLoopResultBuilder]: For program point L3213-1(line 3213) no Hoare annotation was computed. [2021-12-14 17:36:00,582 INFO L858 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3191 3243) no Hoare annotation was computed. [2021-12-14 17:36:00,582 INFO L861 garLoopResultBuilder]: At program point L3213(line 3213) the Hoare annotation is: true [2021-12-14 17:36:00,582 INFO L858 garLoopResultBuilder]: For program point L3234(lines 3234 3238) no Hoare annotation was computed. [2021-12-14 17:36:00,582 INFO L858 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3191 3243) no Hoare annotation was computed. [2021-12-14 17:36:00,582 INFO L861 garLoopResultBuilder]: At program point L4560(lines 4559 4561) the Hoare annotation is: true [2021-12-14 17:36:00,583 INFO L861 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3191 3243) the Hoare annotation is: true [2021-12-14 17:36:00,583 INFO L861 garLoopResultBuilder]: At program point L3210(line 3210) the Hoare annotation is: true [2021-12-14 17:36:00,583 INFO L858 garLoopResultBuilder]: For program point L3210-1(line 3210) no Hoare annotation was computed. [2021-12-14 17:36:00,583 INFO L858 garLoopResultBuilder]: For program point L3206(line 3206) no Hoare annotation was computed. [2021-12-14 17:36:00,583 INFO L861 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: true [2021-12-14 17:36:00,583 INFO L861 garLoopResultBuilder]: At program point L3235(lines 3201 3242) the Hoare annotation is: true [2021-12-14 17:36:00,583 INFO L854 garLoopResultBuilder]: At program point ldv_unregister_chrdev_11ENTRY(lines 4032 4039) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2021-12-14 17:36:00,583 INFO L854 garLoopResultBuilder]: At program point L4513(lines 4512 4514) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2021-12-14 17:36:00,583 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11EXIT(lines 4032 4039) no Hoare annotation was computed. [2021-12-14 17:36:00,584 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11FINAL(lines 4032 4039) no Hoare annotation was computed. [2021-12-14 17:36:00,584 INFO L854 garLoopResultBuilder]: At program point L2903(lines 2899 2905) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2021-12-14 17:36:00,584 INFO L858 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3070 3075) no Hoare annotation was computed. [2021-12-14 17:36:00,584 INFO L858 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3070 3075) no Hoare annotation was computed. [2021-12-14 17:36:00,584 INFO L861 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3070 3075) the Hoare annotation is: true [2021-12-14 17:36:00,584 INFO L861 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 4542 4544) the Hoare annotation is: true [2021-12-14 17:36:00,584 INFO L858 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 4542 4544) no Hoare annotation was computed. [2021-12-14 17:36:00,584 INFO L858 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 4542 4544) no Hoare annotation was computed. [2021-12-14 17:36:00,584 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 2983 2990) no Hoare annotation was computed. [2021-12-14 17:36:00,584 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 2983 2990) the Hoare annotation is: true [2021-12-14 17:36:00,585 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 2983 2990) no Hoare annotation was computed. [2021-12-14 17:36:00,585 INFO L861 garLoopResultBuilder]: At program point L2986(line 2986) the Hoare annotation is: true [2021-12-14 17:36:00,585 INFO L858 garLoopResultBuilder]: For program point L2986-1(line 2986) no Hoare annotation was computed. [2021-12-14 17:36:00,585 INFO L861 garLoopResultBuilder]: At program point L4521(lines 4520 4522) the Hoare annotation is: true [2021-12-14 17:36:00,585 INFO L858 garLoopResultBuilder]: For program point L3105(line 3105) no Hoare annotation was computed. [2021-12-14 17:36:00,585 INFO L858 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3083 3137) no Hoare annotation was computed. [2021-12-14 17:36:00,585 INFO L858 garLoopResultBuilder]: For program point L3099(lines 3099 3103) no Hoare annotation was computed. [2021-12-14 17:36:00,585 INFO L858 garLoopResultBuilder]: For program point L3118(lines 3118 3122) no Hoare annotation was computed. [2021-12-14 17:36:00,585 INFO L861 garLoopResultBuilder]: At program point L3116(line 3116) the Hoare annotation is: true [2021-12-14 17:36:00,585 INFO L858 garLoopResultBuilder]: For program point L3118-2(lines 3118 3122) no Hoare annotation was computed. [2021-12-14 17:36:00,585 INFO L861 garLoopResultBuilder]: At program point L3114(line 3114) the Hoare annotation is: true [2021-12-14 17:36:00,586 INFO L858 garLoopResultBuilder]: For program point L3116-1(line 3116) no Hoare annotation was computed. [2021-12-14 17:36:00,586 INFO L858 garLoopResultBuilder]: For program point L3114-1(line 3114) no Hoare annotation was computed. [2021-12-14 17:36:00,586 INFO L861 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3083 3137) the Hoare annotation is: true [2021-12-14 17:36:00,586 INFO L858 garLoopResultBuilder]: For program point L3106(lines 3106 3110) no Hoare annotation was computed. [2021-12-14 17:36:00,586 INFO L858 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3083 3137) no Hoare annotation was computed. [2021-12-14 17:36:00,586 INFO L861 garLoopResultBuilder]: At program point L3102(line 3102) the Hoare annotation is: true [2021-12-14 17:36:00,586 INFO L861 garLoopResultBuilder]: At program point L4506(lines 4505 4507) the Hoare annotation is: true [2021-12-14 17:36:00,586 INFO L861 garLoopResultBuilder]: At program point L3102-1(lines 3092 3136) the Hoare annotation is: true [2021-12-14 17:36:00,586 INFO L858 garLoopResultBuilder]: For program point L3127-1(lines 3127 3130) no Hoare annotation was computed. [2021-12-14 17:36:00,586 INFO L858 garLoopResultBuilder]: For program point L3117(lines 3117 3126) no Hoare annotation was computed. [2021-12-14 17:36:00,587 INFO L858 garLoopResultBuilder]: For program point L3115-1(line 3115) no Hoare annotation was computed. [2021-12-14 17:36:00,587 INFO L861 garLoopResultBuilder]: At program point L3115(line 3115) the Hoare annotation is: true [2021-12-14 17:36:00,587 INFO L858 garLoopResultBuilder]: For program point L3117-2(lines 3113 3133) no Hoare annotation was computed. [2021-12-14 17:36:00,587 INFO L858 garLoopResultBuilder]: For program point L3113(lines 3113 3134) no Hoare annotation was computed. [2021-12-14 17:36:00,587 INFO L861 garLoopResultBuilder]: At program point L3109(lines 3092 3136) the Hoare annotation is: true [2021-12-14 17:36:00,587 INFO L861 garLoopResultBuilder]: At program point L3107(lines 3092 3136) the Hoare annotation is: true [2021-12-14 17:36:00,587 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 4041 4046) no Hoare annotation was computed. [2021-12-14 17:36:00,587 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4041 4046) the Hoare annotation is: true [2021-12-14 17:36:00,587 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4044) no Hoare annotation was computed. [2021-12-14 17:36:00,587 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4041 4046) no Hoare annotation was computed. [2021-12-14 17:36:00,588 INFO L861 garLoopResultBuilder]: At program point L3582(line 3582) the Hoare annotation is: true [2021-12-14 17:36:00,588 INFO L858 garLoopResultBuilder]: For program point L3582-1(line 3582) no Hoare annotation was computed. [2021-12-14 17:36:00,588 INFO L858 garLoopResultBuilder]: For program point L3578(lines 3578 3581) no Hoare annotation was computed. [2021-12-14 17:36:00,588 INFO L858 garLoopResultBuilder]: For program point L3574(lines 3574 3577) no Hoare annotation was computed. [2021-12-14 17:36:00,588 INFO L858 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3563 3636) no Hoare annotation was computed. [2021-12-14 17:36:00,588 INFO L858 garLoopResultBuilder]: For program point L3599(lines 3599 3611) no Hoare annotation was computed. [2021-12-14 17:36:00,588 INFO L861 garLoopResultBuilder]: At program point L3628(lines 3628 3629) the Hoare annotation is: true [2021-12-14 17:36:00,588 INFO L858 garLoopResultBuilder]: For program point L3595(lines 3595 3598) no Hoare annotation was computed. [2021-12-14 17:36:00,588 INFO L858 garLoopResultBuilder]: For program point L3628-1(lines 3628 3629) no Hoare annotation was computed. [2021-12-14 17:36:00,588 INFO L858 garLoopResultBuilder]: For program point L3591(lines 3591 3594) no Hoare annotation was computed. [2021-12-14 17:36:00,589 INFO L858 garLoopResultBuilder]: For program point L3620(lines 3620 3623) no Hoare annotation was computed. [2021-12-14 17:36:00,589 INFO L858 garLoopResultBuilder]: For program point L3587(lines 3587 3590) no Hoare annotation was computed. [2021-12-14 17:36:00,589 INFO L858 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3563 3636) no Hoare annotation was computed. [2021-12-14 17:36:00,589 INFO L858 garLoopResultBuilder]: For program point L3583(lines 3583 3586) no Hoare annotation was computed. [2021-12-14 17:36:00,589 INFO L858 garLoopResultBuilder]: For program point L3612(lines 3612 3615) no Hoare annotation was computed. [2021-12-14 17:36:00,589 INFO L861 garLoopResultBuilder]: At program point L3604(line 3604) the Hoare annotation is: true [2021-12-14 17:36:00,589 INFO L861 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3563 3636) the Hoare annotation is: true [2021-12-14 17:36:00,589 INFO L858 garLoopResultBuilder]: For program point L3604-1(line 3604) no Hoare annotation was computed. [2021-12-14 17:36:00,589 INFO L858 garLoopResultBuilder]: For program point L3600(lines 3600 3603) no Hoare annotation was computed. [2021-12-14 17:36:00,589 INFO L858 garLoopResultBuilder]: For program point L3605(lines 3605 3608) no Hoare annotation was computed. [2021-12-14 17:36:00,590 INFO L858 garLoopResultBuilder]: For program point L3630(lines 3630 3633) no Hoare annotation was computed. [2021-12-14 17:36:00,590 INFO L861 garLoopResultBuilder]: At program point L3618(line 3618) the Hoare annotation is: true [2021-12-14 17:36:00,590 INFO L858 garLoopResultBuilder]: For program point L3618-1(line 3618) no Hoare annotation was computed. [2021-12-14 17:36:00,590 INFO L858 garLoopResultBuilder]: For program point L3619(lines 3619 3626) no Hoare annotation was computed. [2021-12-14 17:36:00,590 INFO L861 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4549 4551) the Hoare annotation is: true [2021-12-14 17:36:00,590 INFO L858 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4549 4551) no Hoare annotation was computed. [2021-12-14 17:36:00,590 INFO L858 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4549 4551) no Hoare annotation was computed. [2021-12-14 17:36:00,590 INFO L858 garLoopResultBuilder]: For program point L3161-1(line 3161) no Hoare annotation was computed. [2021-12-14 17:36:00,590 INFO L861 garLoopResultBuilder]: At program point L3161(line 3161) the Hoare annotation is: true [2021-12-14 17:36:00,590 INFO L858 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3138 3190) no Hoare annotation was computed. [2021-12-14 17:36:00,591 INFO L858 garLoopResultBuilder]: For program point L3157(lines 3157 3160) no Hoare annotation was computed. [2021-12-14 17:36:00,591 INFO L861 garLoopResultBuilder]: At program point L3153-1(line 3153) the Hoare annotation is: true [2021-12-14 17:36:00,591 INFO L861 garLoopResultBuilder]: At program point L3153(line 3153) the Hoare annotation is: true [2021-12-14 17:36:00,591 INFO L858 garLoopResultBuilder]: For program point L3149(lines 3149 3152) no Hoare annotation was computed. [2021-12-14 17:36:00,591 INFO L858 garLoopResultBuilder]: For program point L3145-1(line 3145) no Hoare annotation was computed. [2021-12-14 17:36:00,591 INFO L861 garLoopResultBuilder]: At program point L3145(line 3145) the Hoare annotation is: true [2021-12-14 17:36:00,591 INFO L858 garLoopResultBuilder]: For program point L3162(lines 3162 3166) no Hoare annotation was computed. [2021-12-14 17:36:00,591 INFO L861 garLoopResultBuilder]: At program point L3154(line 3154) the Hoare annotation is: true [2021-12-14 17:36:00,591 INFO L858 garLoopResultBuilder]: For program point L3187-1(line 3187) no Hoare annotation was computed. [2021-12-14 17:36:00,591 INFO L861 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2021-12-14 17:36:00,591 INFO L861 garLoopResultBuilder]: At program point L3146(line 3146) the Hoare annotation is: true [2021-12-14 17:36:00,592 INFO L861 garLoopResultBuilder]: At program point L3179(lines 3168 3183) the Hoare annotation is: true [2021-12-14 17:36:00,592 INFO L858 garLoopResultBuilder]: For program point L3146-1(line 3146) no Hoare annotation was computed. [2021-12-14 17:36:00,592 INFO L861 garLoopResultBuilder]: At program point L3175(lines 3168 3183) the Hoare annotation is: true [2021-12-14 17:36:00,592 INFO L858 garLoopResultBuilder]: For program point L3167-1(line 3167) no Hoare annotation was computed. [2021-12-14 17:36:00,592 INFO L861 garLoopResultBuilder]: At program point L3167(line 3167) the Hoare annotation is: true [2021-12-14 17:36:00,592 INFO L861 garLoopResultBuilder]: At program point L3155(line 3155) the Hoare annotation is: true [2021-12-14 17:36:00,592 INFO L861 garLoopResultBuilder]: At program point L3147-1(line 3147) the Hoare annotation is: true [2021-12-14 17:36:00,592 INFO L861 garLoopResultBuilder]: At program point L3147(line 3147) the Hoare annotation is: true [2021-12-14 17:36:00,592 INFO L858 garLoopResultBuilder]: For program point L3168(lines 3168 3184) no Hoare annotation was computed. [2021-12-14 17:36:00,592 INFO L858 garLoopResultBuilder]: For program point L3168-2(lines 3168 3184) no Hoare annotation was computed. [2021-12-14 17:36:00,593 INFO L861 garLoopResultBuilder]: At program point L3164(lines 3144 3189) the Hoare annotation is: true [2021-12-14 17:36:00,593 INFO L858 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3138 3190) no Hoare annotation was computed. [2021-12-14 17:36:00,593 INFO L858 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2021-12-14 17:36:00,593 INFO L858 garLoopResultBuilder]: For program point L3148(line 3148) no Hoare annotation was computed. [2021-12-14 17:36:00,593 INFO L861 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3138 3190) the Hoare annotation is: true [2021-12-14 17:36:00,593 INFO L861 garLoopResultBuilder]: At program point L3177(lines 3168 3183) the Hoare annotation is: true [2021-12-14 17:36:00,593 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 4048 4053) no Hoare annotation was computed. [2021-12-14 17:36:00,593 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4048 4053) the Hoare annotation is: true [2021-12-14 17:36:00,593 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4048 4053) no Hoare annotation was computed. [2021-12-14 17:36:00,593 INFO L861 garLoopResultBuilder]: At program point clear_bitENTRY(lines 2805 2811) the Hoare annotation is: true [2021-12-14 17:36:00,594 INFO L858 garLoopResultBuilder]: For program point clear_bitFINAL(lines 2805 2811) no Hoare annotation was computed. [2021-12-14 17:36:00,594 INFO L858 garLoopResultBuilder]: For program point clear_bitEXIT(lines 2805 2811) no Hoare annotation was computed. [2021-12-14 17:36:00,594 INFO L858 garLoopResultBuilder]: For program point read_regFINAL(lines 3056 3062) no Hoare annotation was computed. [2021-12-14 17:36:00,594 INFO L858 garLoopResultBuilder]: For program point read_regEXIT(lines 3056 3062) no Hoare annotation was computed. [2021-12-14 17:36:00,594 INFO L861 garLoopResultBuilder]: At program point read_regENTRY(lines 3056 3062) the Hoare annotation is: true [2021-12-14 17:36:00,594 INFO L858 garLoopResultBuilder]: For program point L3059-1(line 3059) no Hoare annotation was computed. [2021-12-14 17:36:00,594 INFO L861 garLoopResultBuilder]: At program point L3059(line 3059) the Hoare annotation is: true [2021-12-14 17:36:00,594 INFO L858 garLoopResultBuilder]: For program point L3264(line 3264) no Hoare annotation was computed. [2021-12-14 17:36:00,594 INFO L861 garLoopResultBuilder]: At program point L3260(line 3260) the Hoare annotation is: true [2021-12-14 17:36:00,594 INFO L861 garLoopResultBuilder]: At program point L3322(line 3322) the Hoare annotation is: true [2021-12-14 17:36:00,594 INFO L858 garLoopResultBuilder]: For program point L3260-1(line 3260) no Hoare annotation was computed. [2021-12-14 17:36:00,595 INFO L858 garLoopResultBuilder]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2021-12-14 17:36:00,595 INFO L861 garLoopResultBuilder]: At program point L3310(lines 3301 3320) the Hoare annotation is: true [2021-12-14 17:36:00,595 INFO L858 garLoopResultBuilder]: For program point L3273-1(line 3273) no Hoare annotation was computed. [2021-12-14 17:36:00,595 INFO L861 garLoopResultBuilder]: At program point L3273(line 3273) the Hoare annotation is: true [2021-12-14 17:36:00,595 INFO L858 garLoopResultBuilder]: For program point L3261-1(line 3261) no Hoare annotation was computed. [2021-12-14 17:36:00,595 INFO L861 garLoopResultBuilder]: At program point L3261(line 3261) the Hoare annotation is: true [2021-12-14 17:36:00,595 INFO L861 garLoopResultBuilder]: At program point L3290(lines 3254 3324) the Hoare annotation is: true [2021-12-14 17:36:00,595 INFO L858 garLoopResultBuilder]: For program point L3286(line 3286) no Hoare annotation was computed. [2021-12-14 17:36:00,595 INFO L858 garLoopResultBuilder]: For program point L3315-1(lines 3315 3318) no Hoare annotation was computed. [2021-12-14 17:36:00,595 INFO L858 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3244 3325) no Hoare annotation was computed. [2021-12-14 17:36:00,596 INFO L858 garLoopResultBuilder]: For program point L3274(lines 3274 3278) no Hoare annotation was computed. [2021-12-14 17:36:00,596 INFO L861 garLoopResultBuilder]: At program point L3262(line 3262) the Hoare annotation is: true [2021-12-14 17:36:00,596 INFO L861 garLoopResultBuilder]: At program point L3262-1(line 3262) the Hoare annotation is: true [2021-12-14 17:36:00,596 INFO L861 garLoopResultBuilder]: At program point L3312(lines 3301 3320) the Hoare annotation is: true [2021-12-14 17:36:00,596 INFO L861 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3244 3325) the Hoare annotation is: true [2021-12-14 17:36:00,596 INFO L861 garLoopResultBuilder]: At program point L3308(lines 3301 3320) the Hoare annotation is: true [2021-12-14 17:36:00,596 INFO L861 garLoopResultBuilder]: At program point L3275(lines 3254 3324) the Hoare annotation is: true [2021-12-14 17:36:00,596 INFO L858 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3244 3325) no Hoare annotation was computed. [2021-12-14 17:36:00,596 INFO L858 garLoopResultBuilder]: For program point L3296(lines 3296 3300) no Hoare annotation was computed. [2021-12-14 17:36:00,596 INFO L858 garLoopResultBuilder]: For program point L3296-2(lines 3254 3324) no Hoare annotation was computed. [2021-12-14 17:36:00,596 INFO L861 garLoopResultBuilder]: At program point L3263(line 3263) the Hoare annotation is: true [2021-12-14 17:36:00,597 INFO L861 garLoopResultBuilder]: At program point L3292(lines 3254 3324) the Hoare annotation is: true [2021-12-14 17:36:00,597 INFO L861 garLoopResultBuilder]: At program point L3288(lines 3254 3324) the Hoare annotation is: true [2021-12-14 17:36:00,597 INFO L861 garLoopResultBuilder]: At program point L3280(lines 3254 3324) the Hoare annotation is: true [2021-12-14 17:36:00,597 INFO L858 garLoopResultBuilder]: For program point L3272(lines 3272 3281) no Hoare annotation was computed. [2021-12-14 17:36:00,597 INFO L861 garLoopResultBuilder]: At program point L3268(lines 3254 3324) the Hoare annotation is: true [2021-12-14 17:36:00,597 INFO L858 garLoopResultBuilder]: For program point L3301-1(lines 3301 3321) no Hoare annotation was computed. [2021-12-14 17:36:00,597 INFO L858 garLoopResultBuilder]: For program point L2913(lines 2913 2915) no Hoare annotation was computed. [2021-12-14 17:36:00,597 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 2921 2930) the Hoare annotation is: true [2021-12-14 17:36:00,597 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2921 2930) no Hoare annotation was computed. [2021-12-14 17:36:00,597 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 2929) no Hoare annotation was computed. [2021-12-14 17:36:00,598 INFO L861 garLoopResultBuilder]: At program point L2919(lines 2917 2920) the Hoare annotation is: true [2021-12-14 17:36:00,598 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2921 2930) no Hoare annotation was computed. [2021-12-14 17:36:00,598 INFO L858 garLoopResultBuilder]: For program point L2914(line 2914) no Hoare annotation was computed. [2021-12-14 17:36:00,598 INFO L861 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 4535 4537) the Hoare annotation is: true [2021-12-14 17:36:00,598 INFO L858 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 4535 4537) no Hoare annotation was computed. [2021-12-14 17:36:00,598 INFO L858 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 4535 4537) no Hoare annotation was computed. [2021-12-14 17:36:00,598 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4516 4518) no Hoare annotation was computed. [2021-12-14 17:36:00,598 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4516 4518) the Hoare annotation is: true [2021-12-14 17:36:00,598 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4516 4518) no Hoare annotation was computed. [2021-12-14 17:36:00,598 INFO L854 garLoopResultBuilder]: At program point L3041(lines 3020 3047) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,599 INFO L858 garLoopResultBuilder]: For program point L3669-1(lines 3669 3677) no Hoare annotation was computed. [2021-12-14 17:36:00,599 INFO L858 garLoopResultBuilder]: For program point L3669(lines 3669 3677) no Hoare annotation was computed. [2021-12-14 17:36:00,599 INFO L858 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2021-12-14 17:36:00,599 INFO L858 garLoopResultBuilder]: For program point L4462(lines 4462 4465) no Hoare annotation was computed. [2021-12-14 17:36:00,599 INFO L858 garLoopResultBuilder]: For program point L3471(lines 3471 3474) no Hoare annotation was computed. [2021-12-14 17:36:00,599 INFO L858 garLoopResultBuilder]: For program point L3901(line 3901) no Hoare annotation was computed. [2021-12-14 17:36:00,599 INFO L854 garLoopResultBuilder]: At program point L3505(lines 3442 3507) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,599 INFO L854 garLoopResultBuilder]: At program point L3043(lines 3016 3048) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,599 INFO L858 garLoopResultBuilder]: For program point L3902(lines 3902 3933) no Hoare annotation was computed. [2021-12-14 17:36:00,599 INFO L858 garLoopResultBuilder]: For program point L3935(line 3935) no Hoare annotation was computed. [2021-12-14 17:36:00,600 INFO L858 garLoopResultBuilder]: For program point L3869(line 3869) no Hoare annotation was computed. [2021-12-14 17:36:00,600 INFO L858 garLoopResultBuilder]: For program point L3803(lines 3803 3806) no Hoare annotation was computed. [2021-12-14 17:36:00,600 INFO L858 garLoopResultBuilder]: For program point L3803-2(lines 3803 3806) no Hoare annotation was computed. [2021-12-14 17:36:00,600 INFO L854 garLoopResultBuilder]: At program point L4530(lines 4529 4531) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,600 INFO L858 garLoopResultBuilder]: For program point L4464-1(lines 4462 4465) no Hoare annotation was computed. [2021-12-14 17:36:00,600 INFO L854 garLoopResultBuilder]: At program point L4497(line 4497) the Hoare annotation is: false [2021-12-14 17:36:00,600 INFO L854 garLoopResultBuilder]: At program point L4464(line 4464) the Hoare annotation is: false [2021-12-14 17:36:00,600 INFO L861 garLoopResultBuilder]: At program point L4497-1(lines 4480 4501) the Hoare annotation is: true [2021-12-14 17:36:00,600 INFO L858 garLoopResultBuilder]: For program point L3870(lines 3870 3874) no Hoare annotation was computed. [2021-12-14 17:36:00,600 INFO L854 garLoopResultBuilder]: At program point L3804(line 3804) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,601 INFO L858 garLoopResultBuilder]: For program point L3804-1(line 3804) no Hoare annotation was computed. [2021-12-14 17:36:00,601 INFO L854 garLoopResultBuilder]: At program point L3771(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_1~0 0) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,601 INFO L858 garLoopResultBuilder]: For program point L3672(lines 3672 3675) no Hoare annotation was computed. [2021-12-14 17:36:00,601 INFO L858 garLoopResultBuilder]: For program point L3540(lines 3540 3546) no Hoare annotation was computed. [2021-12-14 17:36:00,601 INFO L858 garLoopResultBuilder]: For program point L3904(lines 3904 3930) no Hoare annotation was computed. [2021-12-14 17:36:00,601 INFO L858 garLoopResultBuilder]: For program point L3541-1(line 3541) no Hoare annotation was computed. [2021-12-14 17:36:00,601 INFO L854 garLoopResultBuilder]: At program point L3541(line 3541) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,601 INFO L858 garLoopResultBuilder]: For program point L3475-1(lines 3475 3476) no Hoare annotation was computed. [2021-12-14 17:36:00,601 INFO L854 garLoopResultBuilder]: At program point L3475(lines 3475 3476) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,601 INFO L854 garLoopResultBuilder]: At program point L3938(lines 3837 3943) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,602 INFO L858 garLoopResultBuilder]: For program point L3905(line 3905) no Hoare annotation was computed. [2021-12-14 17:36:00,602 INFO L854 garLoopResultBuilder]: At program point L3773(lines 3697 3775) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_1~0 0) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,602 INFO L854 garLoopResultBuilder]: At program point L4467(lines 4459 4469) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,602 INFO L858 garLoopResultBuilder]: For program point L3906(lines 3906 3911) no Hoare annotation was computed. [2021-12-14 17:36:00,602 INFO L858 garLoopResultBuilder]: For program point L3708(lines 3708 3712) no Hoare annotation was computed. [2021-12-14 17:36:00,602 INFO L858 garLoopResultBuilder]: For program point L3477(lines 3477 3486) no Hoare annotation was computed. [2021-12-14 17:36:00,602 INFO L854 garLoopResultBuilder]: At program point L2883(lines 2880 2885) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,602 INFO L854 garLoopResultBuilder]: At program point L3808(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,602 INFO L854 garLoopResultBuilder]: At program point L2817(lines 2812 2819) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,603 INFO L854 garLoopResultBuilder]: At program point L3478(line 3478) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,603 INFO L858 garLoopResultBuilder]: For program point L3478-1(line 3478) no Hoare annotation was computed. [2021-12-14 17:36:00,603 INFO L854 garLoopResultBuilder]: At program point L4503(line 4503) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,603 INFO L858 garLoopResultBuilder]: For program point L4503-1(line 4503) no Hoare annotation was computed. [2021-12-14 17:36:00,603 INFO L858 garLoopResultBuilder]: For program point L3479(lines 3479 3484) no Hoare annotation was computed. [2021-12-14 17:36:00,603 INFO L854 garLoopResultBuilder]: At program point L4503-2(lines 4502 4504) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,603 INFO L858 garLoopResultBuilder]: For program point L4404(lines 4404 4407) no Hoare annotation was computed. [2021-12-14 17:36:00,603 INFO L861 garLoopResultBuilder]: At program point L3942(lines 3833 3944) the Hoare annotation is: true [2021-12-14 17:36:00,603 INFO L858 garLoopResultBuilder]: For program point L3876(line 3876) no Hoare annotation was computed. [2021-12-14 17:36:00,603 INFO L854 garLoopResultBuilder]: At program point L3810(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,604 INFO L854 garLoopResultBuilder]: At program point L4009-1(lines 4005 4012) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,604 INFO L854 garLoopResultBuilder]: At program point L4009(line 4009) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,604 INFO L858 garLoopResultBuilder]: For program point L3844(lines 3844 3937) no Hoare annotation was computed. [2021-12-14 17:36:00,604 INFO L858 garLoopResultBuilder]: For program point L3877(lines 3877 3881) no Hoare annotation was computed. [2021-12-14 17:36:00,604 INFO L854 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: false [2021-12-14 17:36:00,604 INFO L858 garLoopResultBuilder]: For program point L4406-1(lines 4404 4407) no Hoare annotation was computed. [2021-12-14 17:36:00,604 INFO L854 garLoopResultBuilder]: At program point L3812(lines 3776 3817) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,604 INFO L858 garLoopResultBuilder]: For program point L3845(line 3845) no Hoare annotation was computed. [2021-12-14 17:36:00,604 INFO L858 garLoopResultBuilder]: For program point L3746(lines 3746 3751) no Hoare annotation was computed. [2021-12-14 17:36:00,604 INFO L854 garLoopResultBuilder]: At program point L3680(line 3680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,605 INFO L858 garLoopResultBuilder]: For program point L3680-1(line 3680) no Hoare annotation was computed. [2021-12-14 17:36:00,605 INFO L854 garLoopResultBuilder]: At program point L3548(lines 3515 3551) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,605 INFO L858 garLoopResultBuilder]: For program point L3846(lines 3846 3899) no Hoare annotation was computed. [2021-12-14 17:36:00,605 INFO L858 garLoopResultBuilder]: For program point L3648(lines 3648 3651) no Hoare annotation was computed. [2021-12-14 17:36:00,605 INFO L858 garLoopResultBuilder]: For program point L3681(lines 3681 3684) no Hoare annotation was computed. [2021-12-14 17:36:00,605 INFO L858 garLoopResultBuilder]: For program point L3483-1(line 3483) no Hoare annotation was computed. [2021-12-14 17:36:00,605 INFO L854 garLoopResultBuilder]: At program point L3483(line 3483) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,605 INFO L858 garLoopResultBuilder]: For program point L3913(line 3913) no Hoare annotation was computed. [2021-12-14 17:36:00,605 INFO L858 garLoopResultBuilder]: For program point L3715(lines 3715 3719) no Hoare annotation was computed. [2021-12-14 17:36:00,605 INFO L854 garLoopResultBuilder]: At program point L3550(lines 3508 3552) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,606 INFO L854 garLoopResultBuilder]: At program point L4409(lines 4401 4411) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,606 INFO L858 garLoopResultBuilder]: For program point L3914(lines 3914 3926) no Hoare annotation was computed. [2021-12-14 17:36:00,606 INFO L858 garLoopResultBuilder]: For program point L3848(lines 3848 3896) no Hoare annotation was computed. [2021-12-14 17:36:00,606 INFO L854 garLoopResultBuilder]: At program point L3749(lines 3707 3774) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,606 INFO L858 garLoopResultBuilder]: For program point L3849(line 3849) no Hoare annotation was computed. [2021-12-14 17:36:00,606 INFO L854 garLoopResultBuilder]: At program point L4510(lines 4509 4511) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,606 INFO L854 garLoopResultBuilder]: At program point L4477(lines 4470 4479) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,606 INFO L858 garLoopResultBuilder]: For program point L3916(lines 3916 3919) no Hoare annotation was computed. [2021-12-14 17:36:00,606 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2021-12-14 17:36:00,606 INFO L858 garLoopResultBuilder]: For program point L3916-2(lines 3914 3925) no Hoare annotation was computed. [2021-12-14 17:36:00,607 INFO L858 garLoopResultBuilder]: For program point L3883(line 3883) no Hoare annotation was computed. [2021-12-14 17:36:00,607 INFO L858 garLoopResultBuilder]: For program point L3850-2(lines 3848 3896) no Hoare annotation was computed. [2021-12-14 17:36:00,607 INFO L858 garLoopResultBuilder]: For program point L3652(lines 3652 3655) no Hoare annotation was computed. [2021-12-14 17:36:00,607 INFO L858 garLoopResultBuilder]: For program point L3685(lines 3685 3693) no Hoare annotation was computed. [2021-12-14 17:36:00,607 INFO L858 garLoopResultBuilder]: For program point L3685-2(lines 3685 3693) no Hoare annotation was computed. [2021-12-14 17:36:00,607 INFO L854 garLoopResultBuilder]: At program point L3487(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,607 INFO L858 garLoopResultBuilder]: For program point L3884(lines 3884 3892) no Hoare annotation was computed. [2021-12-14 17:36:00,607 INFO L858 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2021-12-14 17:36:00,607 INFO L854 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,607 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2021-12-14 17:36:00,608 INFO L854 garLoopResultBuilder]: At program point L3686(lines 3686 3687) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,608 INFO L858 garLoopResultBuilder]: For program point L3785-2(lines 3785 3788) no Hoare annotation was computed. [2021-12-14 17:36:00,608 INFO L858 garLoopResultBuilder]: For program point L3686-1(lines 3686 3687) no Hoare annotation was computed. [2021-12-14 17:36:00,608 INFO L858 garLoopResultBuilder]: For program point L3521(line 3521) no Hoare annotation was computed. [2021-12-14 17:36:00,608 INFO L854 garLoopResultBuilder]: At program point L3455-1(lines 3451 3506) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,608 INFO L858 garLoopResultBuilder]: For program point L3521-2(lines 3521 3525) no Hoare annotation was computed. [2021-12-14 17:36:00,608 INFO L858 garLoopResultBuilder]: For program point L3455(lines 3455 3499) no Hoare annotation was computed. [2021-12-14 17:36:00,608 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-14 17:36:00,608 INFO L854 garLoopResultBuilder]: At program point L4017-1(lines 4013 4020) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,608 INFO L854 garLoopResultBuilder]: At program point L4017(line 4017) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,609 INFO L854 garLoopResultBuilder]: At program point L2894(lines 2889 2896) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,609 INFO L854 garLoopResultBuilder]: At program point L3456(lines 3456 3457) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-14 17:36:00,609 INFO L858 garLoopResultBuilder]: For program point L3456-1(lines 3456 3457) no Hoare annotation was computed. [2021-12-14 17:36:00,609 INFO L858 garLoopResultBuilder]: For program point L3886(lines 3886 3890) no Hoare annotation was computed. [2021-12-14 17:36:00,609 INFO L854 garLoopResultBuilder]: At program point L2829(lines 2826 2831) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,609 INFO L858 garLoopResultBuilder]: For program point L3688(lines 3688 3691) no Hoare annotation was computed. [2021-12-14 17:36:00,609 INFO L858 garLoopResultBuilder]: For program point L3721(lines 3721 3741) no Hoare annotation was computed. [2021-12-14 17:36:00,609 INFO L854 garLoopResultBuilder]: At program point L4547(lines 4546 4548) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,609 INFO L854 garLoopResultBuilder]: At program point L3490(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,609 INFO L854 garLoopResultBuilder]: At program point L3028(line 3028) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,610 INFO L858 garLoopResultBuilder]: For program point L3028-1(line 3028) no Hoare annotation was computed. [2021-12-14 17:36:00,610 INFO L858 garLoopResultBuilder]: For program point L3458(lines 3458 3497) no Hoare annotation was computed. [2021-12-14 17:36:00,610 INFO L858 garLoopResultBuilder]: For program point L3756(lines 3756 3759) no Hoare annotation was computed. [2021-12-14 17:36:00,610 INFO L858 garLoopResultBuilder]: For program point L3756-2(lines 3756 3759) no Hoare annotation was computed. [2021-12-14 17:36:00,610 INFO L858 garLoopResultBuilder]: For program point L3657-1(line 3657) no Hoare annotation was computed. [2021-12-14 17:36:00,610 INFO L854 garLoopResultBuilder]: At program point L3657(line 3657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,610 INFO L854 garLoopResultBuilder]: At program point L3492(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,610 INFO L858 garLoopResultBuilder]: For program point L4483(lines 4483 4486) no Hoare annotation was computed. [2021-12-14 17:36:00,610 INFO L858 garLoopResultBuilder]: For program point L3459-1(line 3459) no Hoare annotation was computed. [2021-12-14 17:36:00,610 INFO L854 garLoopResultBuilder]: At program point L3459(line 3459) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-14 17:36:00,611 INFO L854 garLoopResultBuilder]: At program point L3922(lines 3837 3943) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,611 INFO L854 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,611 INFO L854 garLoopResultBuilder]: At program point L3790(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,611 INFO L858 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2021-12-14 17:36:00,611 INFO L858 garLoopResultBuilder]: For program point L3658(lines 3658 3664) no Hoare annotation was computed. [2021-12-14 17:36:00,611 INFO L858 garLoopResultBuilder]: For program point L3658-2(lines 3658 3664) no Hoare annotation was computed. [2021-12-14 17:36:00,611 INFO L858 garLoopResultBuilder]: For program point L3559-1(line 3559) no Hoare annotation was computed. [2021-12-14 17:36:00,611 INFO L854 garLoopResultBuilder]: At program point L3559(line 3559) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,611 INFO L858 garLoopResultBuilder]: For program point L3460(lines 3460 3465) no Hoare annotation was computed. [2021-12-14 17:36:00,611 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-14 17:36:00,611 INFO L858 garLoopResultBuilder]: For program point L3659(lines 3659 3662) no Hoare annotation was computed. [2021-12-14 17:36:00,612 INFO L854 garLoopResultBuilder]: At program point L3560(lines 3553 3562) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,612 INFO L858 garLoopResultBuilder]: For program point L3527(lines 3527 3531) no Hoare annotation was computed. [2021-12-14 17:36:00,612 INFO L854 garLoopResultBuilder]: At program point L4485(line 4485) the Hoare annotation is: false [2021-12-14 17:36:00,612 INFO L858 garLoopResultBuilder]: For program point L4485-1(lines 4482 4500) no Hoare annotation was computed. [2021-12-14 17:36:00,612 INFO L858 garLoopResultBuilder]: For program point L2933-1(line 2933) no Hoare annotation was computed. [2021-12-14 17:36:00,612 INFO L854 garLoopResultBuilder]: At program point L2933(line 2933) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,612 INFO L854 garLoopResultBuilder]: At program point L2933-2(lines 2931 2934) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,612 INFO L854 garLoopResultBuilder]: At program point L3792(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,612 INFO L858 garLoopResultBuilder]: For program point L2835-1(line 2835) no Hoare annotation was computed. [2021-12-14 17:36:00,613 INFO L854 garLoopResultBuilder]: At program point L2835(line 2835) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,613 INFO L854 garLoopResultBuilder]: At program point L3694(lines 3637 3696) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,613 INFO L858 garLoopResultBuilder]: For program point L3727(lines 3727 3730) no Hoare annotation was computed. [2021-12-14 17:36:00,613 INFO L858 garLoopResultBuilder]: For program point L3727-2(lines 3727 3730) no Hoare annotation was computed. [2021-12-14 17:36:00,613 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-14 17:36:00,613 INFO L858 garLoopResultBuilder]: For program point L3034(lines 3034 3037) no Hoare annotation was computed. [2021-12-14 17:36:00,613 INFO L858 garLoopResultBuilder]: For program point L3034-2(lines 3034 3037) no Hoare annotation was computed. [2021-12-14 17:36:00,613 INFO L854 garLoopResultBuilder]: At program point L2836(lines 2832 2838) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,613 INFO L854 garLoopResultBuilder]: At program point L3794(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,613 INFO L854 garLoopResultBuilder]: At program point L3728(line 3728) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,614 INFO L854 garLoopResultBuilder]: At program point L3761(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,614 INFO L858 garLoopResultBuilder]: For program point L3728-1(line 3728) no Hoare annotation was computed. [2021-12-14 17:36:00,614 INFO L858 garLoopResultBuilder]: For program point L4587(lines 4587 4589) no Hoare annotation was computed. [2021-12-14 17:36:00,614 INFO L854 garLoopResultBuilder]: At program point L3464(line 3464) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-14 17:36:00,614 INFO L858 garLoopResultBuilder]: For program point L3464-1(line 3464) no Hoare annotation was computed. [2021-12-14 17:36:00,614 INFO L858 garLoopResultBuilder]: For program point L3894(line 3894) no Hoare annotation was computed. [2021-12-14 17:36:00,614 INFO L858 garLoopResultBuilder]: For program point L3861(line 3861) no Hoare annotation was computed. [2021-12-14 17:36:00,614 INFO L854 garLoopResultBuilder]: At program point L4489(line 4489) the Hoare annotation is: false [2021-12-14 17:36:00,614 INFO L858 garLoopResultBuilder]: For program point L4489-1(lines 4482 4500) no Hoare annotation was computed. [2021-12-14 17:36:00,614 INFO L858 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2021-12-14 17:36:00,615 INFO L858 garLoopResultBuilder]: For program point L3862(lines 3862 3867) no Hoare annotation was computed. [2021-12-14 17:36:00,615 INFO L854 garLoopResultBuilder]: At program point L3763(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,615 INFO L858 garLoopResultBuilder]: For program point L3532(lines 3532 3536) no Hoare annotation was computed. [2021-12-14 17:36:00,615 INFO L854 garLoopResultBuilder]: At program point L3532-2(lines 3532 3536) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,615 INFO L858 garLoopResultBuilder]: For program point L3533-1(line 3533) no Hoare annotation was computed. [2021-12-14 17:36:00,615 INFO L854 garLoopResultBuilder]: At program point L3533(line 3533) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,615 INFO L854 garLoopResultBuilder]: At program point L4524(lines 4523 4525) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,615 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-14 17:36:00,615 INFO L854 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,615 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-12-14 17:36:00,616 INFO L854 garLoopResultBuilder]: At program point L4029(lines 4021 4031) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,616 INFO L854 garLoopResultBuilder]: At program point L3798(line 3798) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,616 INFO L854 garLoopResultBuilder]: At program point L3732(lines 3721 3740) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,616 INFO L858 garLoopResultBuilder]: For program point L3798-1(line 3798) no Hoare annotation was computed. [2021-12-14 17:36:00,616 INFO L854 garLoopResultBuilder]: At program point L3765(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,616 INFO L854 garLoopResultBuilder]: At program point L3039(lines 3020 3047) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-14 17:36:00,616 INFO L854 garLoopResultBuilder]: At program point L2940(lines 2936 2942) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-14 17:36:00,616 INFO L854 garLoopResultBuilder]: At program point L4493(line 4493) the Hoare annotation is: false [2021-12-14 17:36:00,616 INFO L858 garLoopResultBuilder]: For program point L4493-1(lines 4482 4500) no Hoare annotation was computed. [2021-12-14 17:36:00,617 INFO L854 garLoopResultBuilder]: At program point L3734(lines 3721 3740) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-14 17:36:00,617 INFO L858 garLoopResultBuilder]: For program point xsFINAL(lines 3326 3364) no Hoare annotation was computed. [2021-12-14 17:36:00,617 INFO L858 garLoopResultBuilder]: For program point L3357-1(lines 3357 3360) no Hoare annotation was computed. [2021-12-14 17:36:00,617 INFO L861 garLoopResultBuilder]: At program point L3354(lines 3333 3363) the Hoare annotation is: true [2021-12-14 17:36:00,617 INFO L858 garLoopResultBuilder]: For program point xsEXIT(lines 3326 3364) no Hoare annotation was computed. [2021-12-14 17:36:00,617 INFO L861 garLoopResultBuilder]: At program point L3352(lines 3333 3363) the Hoare annotation is: true [2021-12-14 17:36:00,617 INFO L861 garLoopResultBuilder]: At program point xsENTRY(lines 3326 3364) the Hoare annotation is: true [2021-12-14 17:36:00,617 INFO L861 garLoopResultBuilder]: At program point L3350(lines 3333 3363) the Hoare annotation is: true [2021-12-14 17:36:00,617 INFO L858 garLoopResultBuilder]: For program point L3341(lines 3341 3348) no Hoare annotation was computed. [2021-12-14 17:36:00,617 INFO L858 garLoopResultBuilder]: For program point L3341-2(lines 3341 3348) no Hoare annotation was computed. [2021-12-14 17:36:00,617 INFO L861 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2021-12-14 17:36:00,618 INFO L858 garLoopResultBuilder]: For program point L3393(lines 3393 3396) no Hoare annotation was computed. [2021-12-14 17:36:00,618 INFO L858 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2021-12-14 17:36:00,618 INFO L858 garLoopResultBuilder]: For program point L3388(lines 3388 3391) no Hoare annotation was computed. [2021-12-14 17:36:00,618 INFO L858 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2021-12-14 17:36:00,618 INFO L861 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: true [2021-12-14 17:36:00,618 INFO L858 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3365 3406) no Hoare annotation was computed. [2021-12-14 17:36:00,618 INFO L861 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3365 3406) the Hoare annotation is: true [2021-12-14 17:36:00,618 INFO L861 garLoopResultBuilder]: At program point L3398(line 3398) the Hoare annotation is: true [2021-12-14 17:36:00,618 INFO L858 garLoopResultBuilder]: For program point L3399(line 3399) no Hoare annotation was computed. [2021-12-14 17:36:00,618 INFO L858 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3365 3406) no Hoare annotation was computed. [2021-12-14 17:36:00,618 INFO L858 garLoopResultBuilder]: For program point L3397(lines 3397 3403) no Hoare annotation was computed. [2021-12-14 17:36:00,619 INFO L861 garLoopResultBuilder]: At program point L3398-1(line 3398) the Hoare annotation is: true [2021-12-14 17:36:00,619 INFO L858 garLoopResultBuilder]: For program point L3397-2(lines 3397 3403) no Hoare annotation was computed. [2021-12-14 17:36:00,619 INFO L858 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4569 4571) no Hoare annotation was computed. [2021-12-14 17:36:00,619 INFO L861 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4569 4571) the Hoare annotation is: true [2021-12-14 17:36:00,619 INFO L858 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4569 4571) no Hoare annotation was computed. [2021-12-14 17:36:00,621 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:36:00,622 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-14 17:36:00,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:36:00 BoogieIcfgContainer [2021-12-14 17:36:00,644 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-14 17:36:00,644 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 17:36:00,644 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 17:36:00,644 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 17:36:00,645 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:35:47" (3/4) ... [2021-12-14 17:36:00,647 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-14 17:36:00,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-12-14 17:36:00,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2021-12-14 17:36:00,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2021-12-14 17:36:00,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2021-12-14 17:36:00,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2021-12-14 17:36:00,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2021-12-14 17:36:00,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-12-14 17:36:00,656 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_11 [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2021-12-14 17:36:00,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2021-12-14 17:36:00,658 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-12-14 17:36:00,658 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2021-12-14 17:36:00,658 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2021-12-14 17:36:00,658 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2021-12-14 17:36:00,658 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-14 17:36:00,658 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2021-12-14 17:36:00,658 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-12-14 17:36:00,658 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2021-12-14 17:36:00,658 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2021-12-14 17:36:00,659 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2021-12-14 17:36:00,679 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 222 nodes and edges [2021-12-14 17:36:00,684 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2021-12-14 17:36:00,686 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-12-14 17:36:00,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-14 17:36:00,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-14 17:36:00,689 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-14 17:36:00,691 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-14 17:36:00,710 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) [2021-12-14 17:36:00,711 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) [2021-12-14 17:36:00,793 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-14 17:36:00,793 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 17:36:00,794 INFO L158 Benchmark]: Toolchain (without parser) took 16346.05ms. Allocated memory was 109.1MB in the beginning and 358.6MB in the end (delta: 249.6MB). Free memory was 75.1MB in the beginning and 213.6MB in the end (delta: -138.5MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. [2021-12-14 17:36:00,794 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory was 66.7MB in the beginning and 66.6MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:36:00,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 943.22ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 75.1MB in the beginning and 103.3MB in the end (delta: -28.2MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2021-12-14 17:36:00,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.71ms. Allocated memory is still 148.9MB. Free memory was 103.3MB in the beginning and 95.6MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 17:36:00,795 INFO L158 Benchmark]: Boogie Preprocessor took 110.15ms. Allocated memory is still 148.9MB. Free memory was 95.6MB in the beginning and 87.9MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 17:36:00,795 INFO L158 Benchmark]: RCFGBuilder took 1428.48ms. Allocated memory is still 148.9MB. Free memory was 87.9MB in the beginning and 66.3MB in the end (delta: 21.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2021-12-14 17:36:00,796 INFO L158 Benchmark]: TraceAbstraction took 13600.64ms. Allocated memory was 148.9MB in the beginning and 358.6MB in the end (delta: 209.7MB). Free memory was 65.4MB in the beginning and 248.2MB in the end (delta: -182.8MB). Peak memory consumption was 182.8MB. Max. memory is 16.1GB. [2021-12-14 17:36:00,796 INFO L158 Benchmark]: Witness Printer took 148.96ms. Allocated memory is still 358.6MB. Free memory was 248.2MB in the beginning and 213.6MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-12-14 17:36:00,799 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory was 66.7MB in the beginning and 66.6MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 943.22ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 75.1MB in the beginning and 103.3MB in the end (delta: -28.2MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.71ms. Allocated memory is still 148.9MB. Free memory was 103.3MB in the beginning and 95.6MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.15ms. Allocated memory is still 148.9MB. Free memory was 95.6MB in the beginning and 87.9MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1428.48ms. Allocated memory is still 148.9MB. Free memory was 87.9MB in the beginning and 66.3MB in the end (delta: 21.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * TraceAbstraction took 13600.64ms. Allocated memory was 148.9MB in the beginning and 358.6MB in the end (delta: 209.7MB). Free memory was 65.4MB in the beginning and 248.2MB in the end (delta: -182.8MB). Peak memory consumption was 182.8MB. Max. memory is 16.1GB. * Witness Printer took 148.96ms. Allocated memory is still 358.6MB. Free memory was 248.2MB in the beginning and 213.6MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4044]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 454 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.5s, OverallIterations: 13, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5749 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5649 mSDsluCounter, 13340 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4203 mSDsCounter, 276 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 541 IncrementalHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 276 mSolverCounterUnsat, 9137 mSDtfsCounter, 541 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 430 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1902occurred in iteration=12, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 13 MinimizatonAttempts, 767 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 191 LocationsWithAnnotation, 6399 PreInvPairs, 6593 NumberOfFragments, 2240 HoareAnnotationTreeSize, 6399 FomulaSimplifications, 812 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 191 FomulaSimplificationsInter, 42695 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 817 NumberOfCodeBlocks, 817 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 795 ConstructedInterpolants, 0 QuantifiedInterpolants, 1267 SizeOfPredicates, 0 NumberOfNonLiveVariables, 8112 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 22 InterpolantComputations, 13 PerfectInterpolantSequences, 19/28 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 1 specifications checked. All of them hold - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4505]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2880]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4013]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2812]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4401]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 4580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4523]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4459]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4512]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) - InvariantResult [Line: 4559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2936]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 2832]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4529]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4005]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 4021]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3515]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 2826]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 2899]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) - InvariantResult [Line: 3553]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4480]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3697]: Loop Invariant Derived loop invariant: ((((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3776]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4546]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3508]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2931]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3016]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4509]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: ((((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4470]: Loop Invariant Derived loop invariant: ((((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3637]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3442]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-14 17:36:00,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE