./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-16 03:49:47,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 03:49:47,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 03:49:47,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 03:49:47,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 03:49:47,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 03:49:47,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 03:49:47,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 03:49:47,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 03:49:47,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 03:49:47,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 03:49:47,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 03:49:47,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 03:49:47,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 03:49:47,671 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 03:49:47,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 03:49:47,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 03:49:47,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 03:49:47,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 03:49:47,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 03:49:47,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 03:49:47,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 03:49:47,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 03:49:47,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 03:49:47,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 03:49:47,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 03:49:47,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 03:49:47,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 03:49:47,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 03:49:47,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 03:49:47,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 03:49:47,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 03:49:47,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 03:49:47,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 03:49:47,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 03:49:47,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 03:49:47,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 03:49:47,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 03:49:47,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 03:49:47,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 03:49:47,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 03:49:47,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 03:49:47,737 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 03:49:47,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 03:49:47,738 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 03:49:47,738 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 03:49:47,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 03:49:47,739 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 03:49:47,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 03:49:47,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 03:49:47,740 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 03:49:47,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 03:49:47,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 03:49:47,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 03:49:47,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 03:49:47,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 03:49:47,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 03:49:47,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 03:49:47,742 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 03:49:47,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 03:49:47,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 03:49:47,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 03:49:47,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 03:49:47,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:49:47,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 03:49:47,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 03:49:47,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 03:49:47,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 03:49:47,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 03:49:47,745 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 03:49:47,745 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 03:49:47,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 03:49:47,745 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 03:49:47,746 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 [2021-12-16 03:49:47,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 03:49:48,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 03:49:48,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 03:49:48,030 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 03:49:48,031 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 03:49:48,032 INFO L432 ainManager$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 [2021-12-16 03:49:48,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f68e93670/c4bf19d9dd524fc495938b526df606b7/FLAG18d2716a4 [2021-12-16 03:49:48,756 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 03:49:48,757 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 [2021-12-16 03:49:48,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f68e93670/c4bf19d9dd524fc495938b526df606b7/FLAG18d2716a4 [2021-12-16 03:49:49,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f68e93670/c4bf19d9dd524fc495938b526df606b7 [2021-12-16 03:49:49,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 03:49:49,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 03:49:49,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 03:49:49,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 03:49:49,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 03:49:49,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:49:49" (1/1) ... [2021-12-16 03:49:49,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18bd495f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:49, skipping insertion in model container [2021-12-16 03:49:49,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:49:49" (1/1) ... [2021-12-16 03:49:49,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 03:49:49,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 03:49:50,008 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] [2021-12-16 03:49:50,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:49:50,138 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 03:49:50,322 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] [2021-12-16 03:49:50,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:49:50,359 INFO L208 MainTranslator]: Completed translation [2021-12-16 03:49:50,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50 WrapperNode [2021-12-16 03:49:50,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 03:49:50,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 03:49:50,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 03:49:50,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 03:49:50,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (1/1) ... [2021-12-16 03:49:50,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (1/1) ... [2021-12-16 03:49:50,482 INFO L137 Inliner]: procedures = 131, calls = 529, calls flagged for inlining = 47, calls inlined = 39, statements flattened = 1088 [2021-12-16 03:49:50,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 03:49:50,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 03:49:50,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 03:49:50,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 03:49:50,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (1/1) ... [2021-12-16 03:49:50,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (1/1) ... [2021-12-16 03:49:50,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (1/1) ... [2021-12-16 03:49:50,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (1/1) ... [2021-12-16 03:49:50,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (1/1) ... [2021-12-16 03:49:50,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (1/1) ... [2021-12-16 03:49:50,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (1/1) ... [2021-12-16 03:49:50,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 03:49:50,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 03:49:50,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 03:49:50,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 03:49:50,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (1/1) ... [2021-12-16 03:49:50,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:49:50,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:49:50,605 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) [2021-12-16 03:49:50,642 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2021-12-16 03:49:50,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2021-12-16 03:49:50,644 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-16 03:49:50,644 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-16 03:49:50,644 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2021-12-16 03:49:50,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2021-12-16 03:49:50,644 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2021-12-16 03:49:50,644 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2021-12-16 03:49:50,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 03:49:50,645 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-16 03:49:50,645 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-16 03:49:50,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 03:49:50,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 03:49:50,645 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2021-12-16 03:49:50,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2021-12-16 03:49:50,646 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2021-12-16 03:49:50,646 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2021-12-16 03:49:50,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 03:49:50,646 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-16 03:49:50,646 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-16 03:49:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-16 03:49:50,647 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-16 03:49:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2021-12-16 03:49:50,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2021-12-16 03:49:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 03:49:50,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 03:49:50,627 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 [2021-12-16 03:49:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 03:49:50,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 03:49:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-16 03:49:50,648 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-16 03:49:50,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 03:49:50,649 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-16 03:49:50,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-16 03:49:50,649 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-16 03:49:50,649 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-16 03:49:50,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 03:49:50,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2021-12-16 03:49:50,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2021-12-16 03:49:50,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 03:49:50,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 03:49:50,650 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2021-12-16 03:49:50,650 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2021-12-16 03:49:50,650 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2021-12-16 03:49:50,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2021-12-16 03:49:50,651 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-16 03:49:50,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 03:49:50,651 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2021-12-16 03:49:50,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2021-12-16 03:49:50,651 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2021-12-16 03:49:50,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2021-12-16 03:49:50,651 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2021-12-16 03:49:50,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2021-12-16 03:49:50,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 03:49:50,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 03:49:50,653 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2021-12-16 03:49:50,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2021-12-16 03:49:50,653 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2021-12-16 03:49:50,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2021-12-16 03:49:50,654 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-16 03:49:50,655 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-16 03:49:50,655 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2021-12-16 03:49:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2021-12-16 03:49:50,656 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2021-12-16 03:49:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2021-12-16 03:49:50,656 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2021-12-16 03:49:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2021-12-16 03:49:50,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 03:49:50,656 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-16 03:49:50,657 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-16 03:49:50,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 03:49:50,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 03:49:50,657 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2021-12-16 03:49:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2021-12-16 03:49:51,092 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 03:49:51,097 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 03:49:52,252 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 03:49:52,261 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 03:49:52,261 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-16 03:49:52,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:49:52 BoogieIcfgContainer [2021-12-16 03:49:52,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 03:49:52,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 03:49:52,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 03:49:52,268 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 03:49:52,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 03:49:49" (1/3) ... [2021-12-16 03:49:52,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7523843d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:49:52, skipping insertion in model container [2021-12-16 03:49:52,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:49:50" (2/3) ... [2021-12-16 03:49:52,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7523843d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:49:52, skipping insertion in model container [2021-12-16 03:49:52,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:49:52" (3/3) ... [2021-12-16 03:49:52,271 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-12-16 03:49:52,275 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 03:49:52,275 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 03:49:52,324 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 03:49:52,330 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 [2021-12-16 03:49:52,330 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 03:49:52,364 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) [2021-12-16 03:49:52,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-12-16 03:49:52,369 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:52,370 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:49:52,370 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:52,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:52,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1794190865, now seen corresponding path program 1 times [2021-12-16 03:49:52,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:52,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079532011] [2021-12-16 03:49:52,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:52,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:52,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:52,659 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:52,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079532011] [2021-12-16 03:49:52,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079532011] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:52,660 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:49:52,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 03:49:52,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256574087] [2021-12-16 03:49:52,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:52,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:49:52,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:52,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:49:52,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 03:49:52,696 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) [2021-12-16 03:49:52,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:52,906 INFO L93 Difference]: Finished difference Result 1174 states and 1623 transitions. [2021-12-16 03:49:52,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:49:52,908 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 [2021-12-16 03:49:52,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:49:52,930 INFO L225 Difference]: With dead ends: 1174 [2021-12-16 03:49:52,930 INFO L226 Difference]: Without dead ends: 715 [2021-12-16 03:49:52,937 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 [2021-12-16 03:49:52,940 INFO L933 BasicCegarLoop]: 805 mSDtfsCounter, 374 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2021-12-16 03:49:52,940 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] [2021-12-16 03:49:52,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2021-12-16 03:49:53,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 691. [2021-12-16 03:49:53,028 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) [2021-12-16 03:49:53,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 945 transitions. [2021-12-16 03:49:53,034 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 945 transitions. Word has length 16 [2021-12-16 03:49:53,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:49:53,035 INFO L470 AbstractCegarLoop]: Abstraction has 691 states and 945 transitions. [2021-12-16 03:49:53,035 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) [2021-12-16 03:49:53,035 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 945 transitions. [2021-12-16 03:49:53,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-16 03:49:53,037 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:53,037 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:49:53,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 03:49:53,038 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:53,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:53,039 INFO L85 PathProgramCache]: Analyzing trace with hash -172672949, now seen corresponding path program 1 times [2021-12-16 03:49:53,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:53,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098158491] [2021-12-16 03:49:53,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:53,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:53,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:53,157 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:53,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098158491] [2021-12-16 03:49:53,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098158491] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:53,158 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:49:53,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-16 03:49:53,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956731411] [2021-12-16 03:49:53,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:53,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:49:53,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:53,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:49:53,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 03:49:53,161 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) [2021-12-16 03:49:53,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:53,198 INFO L93 Difference]: Finished difference Result 1379 states and 1887 transitions. [2021-12-16 03:49:53,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:49:53,198 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 [2021-12-16 03:49:53,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:49:53,202 INFO L225 Difference]: With dead ends: 1379 [2021-12-16 03:49:53,203 INFO L226 Difference]: Without dead ends: 691 [2021-12-16 03:49:53,205 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 [2021-12-16 03:49:53,206 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 [2021-12-16 03:49:53,207 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] [2021-12-16 03:49:53,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2021-12-16 03:49:53,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 691. [2021-12-16 03:49:53,246 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) [2021-12-16 03:49:53,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 943 transitions. [2021-12-16 03:49:53,256 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 943 transitions. Word has length 19 [2021-12-16 03:49:53,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:49:53,258 INFO L470 AbstractCegarLoop]: Abstraction has 691 states and 943 transitions. [2021-12-16 03:49:53,258 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) [2021-12-16 03:49:53,258 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 943 transitions. [2021-12-16 03:49:53,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-12-16 03:49:53,261 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:53,261 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] [2021-12-16 03:49:53,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 03:49:53,262 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:53,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:53,262 INFO L85 PathProgramCache]: Analyzing trace with hash -63996311, now seen corresponding path program 1 times [2021-12-16 03:49:53,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:53,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18178427] [2021-12-16 03:49:53,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:53,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:53,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-16 03:49:53,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:53,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:53,354 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:53,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18178427] [2021-12-16 03:49:53,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18178427] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:53,354 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:49:53,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 03:49:53,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790745307] [2021-12-16 03:49:53,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:53,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 03:49:53,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:53,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 03:49:53,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 03:49:53,357 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) [2021-12-16 03:49:54,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:54,429 INFO L93 Difference]: Finished difference Result 1734 states and 2370 transitions. [2021-12-16 03:49:54,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 03:49:54,429 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 [2021-12-16 03:49:54,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:49:54,435 INFO L225 Difference]: With dead ends: 1734 [2021-12-16 03:49:54,435 INFO L226 Difference]: Without dead ends: 1046 [2021-12-16 03:49:54,438 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 [2021-12-16 03:49:54,439 INFO L933 BasicCegarLoop]: 880 mSDtfsCounter, 726 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2021-12-16 03:49:54,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [799 Valid, 1367 Invalid, 730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-16 03:49:54,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2021-12-16 03:49:54,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1042. [2021-12-16 03:49:54,494 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) [2021-12-16 03:49:54,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1421 transitions. [2021-12-16 03:49:54,500 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1421 transitions. Word has length 25 [2021-12-16 03:49:54,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:49:54,501 INFO L470 AbstractCegarLoop]: Abstraction has 1042 states and 1421 transitions. [2021-12-16 03:49:54,501 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) [2021-12-16 03:49:54,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1421 transitions. [2021-12-16 03:49:54,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-12-16 03:49:54,503 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:54,504 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] [2021-12-16 03:49:54,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 03:49:54,504 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:54,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:54,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1434873111, now seen corresponding path program 1 times [2021-12-16 03:49:54,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:54,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559213268] [2021-12-16 03:49:54,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:54,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:54,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:54,574 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:54,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559213268] [2021-12-16 03:49:54,575 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559213268] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:54,575 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:49:54,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 03:49:54,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431577337] [2021-12-16 03:49:54,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:54,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:49:54,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:54,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:49:54,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 03:49:54,577 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) [2021-12-16 03:49:54,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:54,631 INFO L93 Difference]: Finished difference Result 2093 states and 2857 transitions. [2021-12-16 03:49:54,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:49:54,632 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 [2021-12-16 03:49:54,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:49:54,638 INFO L225 Difference]: With dead ends: 2093 [2021-12-16 03:49:54,638 INFO L226 Difference]: Without dead ends: 1054 [2021-12-16 03:49:54,642 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 [2021-12-16 03:49:54,643 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 [2021-12-16 03:49:54,644 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] [2021-12-16 03:49:54,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-12-16 03:49:54,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1044. [2021-12-16 03:49:54,684 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) [2021-12-16 03:49:54,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1423 transitions. [2021-12-16 03:49:54,690 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1423 transitions. Word has length 25 [2021-12-16 03:49:54,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:49:54,691 INFO L470 AbstractCegarLoop]: Abstraction has 1044 states and 1423 transitions. [2021-12-16 03:49:54,691 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) [2021-12-16 03:49:54,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1423 transitions. [2021-12-16 03:49:54,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-16 03:49:54,692 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:54,693 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] [2021-12-16 03:49:54,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-16 03:49:54,693 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:54,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:54,694 INFO L85 PathProgramCache]: Analyzing trace with hash 47645827, now seen corresponding path program 1 times [2021-12-16 03:49:54,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:54,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469691912] [2021-12-16 03:49:54,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:54,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:54,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 03:49:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:54,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:54,765 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:54,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469691912] [2021-12-16 03:49:54,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469691912] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:49:54,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [836893250] [2021-12-16 03:49:54,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:54,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:49:54,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:49:54,771 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) [2021-12-16 03:49:54,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-16 03:49:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:55,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-16 03:49:55,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:49:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:49:55,170 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:49:55,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [836893250] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:55,170 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:49:55,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-16 03:49:55,171 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034430642] [2021-12-16 03:49:55,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:55,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:49:55,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:55,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:49:55,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:49:55,172 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) [2021-12-16 03:49:55,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:55,285 INFO L93 Difference]: Finished difference Result 2873 states and 3922 transitions. [2021-12-16 03:49:55,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:49:55,285 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 [2021-12-16 03:49:55,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:49:55,295 INFO L225 Difference]: With dead ends: 2873 [2021-12-16 03:49:55,299 INFO L226 Difference]: Without dead ends: 1832 [2021-12-16 03:49:55,304 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 [2021-12-16 03:49:55,305 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 [2021-12-16 03:49:55,305 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] [2021-12-16 03:49:55,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1832 states. [2021-12-16 03:49:55,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1832 to 1425. [2021-12-16 03:49:55,361 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) [2021-12-16 03:49:55,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1425 states and 1944 transitions. [2021-12-16 03:49:55,368 INFO L78 Accepts]: Start accepts. Automaton has 1425 states and 1944 transitions. Word has length 34 [2021-12-16 03:49:55,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:49:55,368 INFO L470 AbstractCegarLoop]: Abstraction has 1425 states and 1944 transitions. [2021-12-16 03:49:55,368 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) [2021-12-16 03:49:55,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1944 transitions. [2021-12-16 03:49:55,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-16 03:49:55,370 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:55,370 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] [2021-12-16 03:49:55,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-16 03:49:55,594 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 [2021-12-16 03:49:55,595 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:55,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:55,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1068714181, now seen corresponding path program 1 times [2021-12-16 03:49:55,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:55,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404652108] [2021-12-16 03:49:55,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:55,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:55,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 03:49:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:55,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:55,662 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:55,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404652108] [2021-12-16 03:49:55,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404652108] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:49:55,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [895117293] [2021-12-16 03:49:55,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:55,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:49:55,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:49:55,664 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) [2021-12-16 03:49:55,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-16 03:49:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:55,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-16 03:49:55,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:49:56,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:49:56,026 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:49:56,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [895117293] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:56,028 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:49:56,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-16 03:49:56,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407835294] [2021-12-16 03:49:56,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:56,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:49:56,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:56,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:49:56,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:49:56,030 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) [2021-12-16 03:49:56,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:56,107 INFO L93 Difference]: Finished difference Result 3168 states and 4377 transitions. [2021-12-16 03:49:56,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:49:56,108 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 [2021-12-16 03:49:56,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:49:56,118 INFO L225 Difference]: With dead ends: 3168 [2021-12-16 03:49:56,118 INFO L226 Difference]: Without dead ends: 1746 [2021-12-16 03:49:56,124 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 [2021-12-16 03:49:56,126 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 [2021-12-16 03:49:56,126 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] [2021-12-16 03:49:56,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1746 states. [2021-12-16 03:49:56,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1746 to 1451. [2021-12-16 03:49:56,200 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) [2021-12-16 03:49:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1982 transitions. [2021-12-16 03:49:56,211 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1982 transitions. Word has length 34 [2021-12-16 03:49:56,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:49:56,212 INFO L470 AbstractCegarLoop]: Abstraction has 1451 states and 1982 transitions. [2021-12-16 03:49:56,212 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) [2021-12-16 03:49:56,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1982 transitions. [2021-12-16 03:49:56,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-16 03:49:56,215 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:56,215 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] [2021-12-16 03:49:56,242 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-16 03:49:56,439 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 [2021-12-16 03:49:56,440 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:56,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:56,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1769778759, now seen corresponding path program 1 times [2021-12-16 03:49:56,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:56,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543637134] [2021-12-16 03:49:56,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:56,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:56,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 03:49:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:56,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:56,508 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:56,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543637134] [2021-12-16 03:49:56,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543637134] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:49:56,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [670169252] [2021-12-16 03:49:56,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:56,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:49:56,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:49:56,511 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) [2021-12-16 03:49:56,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-16 03:49:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:56,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-16 03:49:56,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:49:56,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:49:56,832 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:49:56,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [670169252] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:56,832 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:49:56,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-16 03:49:56,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897137858] [2021-12-16 03:49:56,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:56,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:49:56,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:56,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:49:56,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:49:56,834 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) [2021-12-16 03:49:56,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:56,901 INFO L93 Difference]: Finished difference Result 1473 states and 2008 transitions. [2021-12-16 03:49:56,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:49:56,901 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 [2021-12-16 03:49:56,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:49:56,908 INFO L225 Difference]: With dead ends: 1473 [2021-12-16 03:49:56,908 INFO L226 Difference]: Without dead ends: 1462 [2021-12-16 03:49:56,909 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 [2021-12-16 03:49:56,909 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 [2021-12-16 03:49:56,910 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] [2021-12-16 03:49:56,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1462 states. [2021-12-16 03:49:56,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1462 to 1451. [2021-12-16 03:49:56,958 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) [2021-12-16 03:49:56,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1980 transitions. [2021-12-16 03:49:56,964 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1980 transitions. Word has length 34 [2021-12-16 03:49:56,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:49:56,965 INFO L470 AbstractCegarLoop]: Abstraction has 1451 states and 1980 transitions. [2021-12-16 03:49:56,965 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) [2021-12-16 03:49:56,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1980 transitions. [2021-12-16 03:49:56,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-16 03:49:56,966 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:56,966 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] [2021-12-16 03:49:56,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-16 03:49:57,179 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 [2021-12-16 03:49:57,180 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:57,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:57,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1827037061, now seen corresponding path program 1 times [2021-12-16 03:49:57,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:57,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571668905] [2021-12-16 03:49:57,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:57,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:57,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 03:49:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:57,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:57,259 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:57,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571668905] [2021-12-16 03:49:57,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571668905] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:49:57,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240712131] [2021-12-16 03:49:57,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:57,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:49:57,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:49:57,261 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) [2021-12-16 03:49:57,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-16 03:49:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:57,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-16 03:49:57,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:49:57,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:49:57,593 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:49:57,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [240712131] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:57,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:49:57,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-16 03:49:57,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756810195] [2021-12-16 03:49:57,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:57,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:49:57,595 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:57,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:49:57,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:49:57,596 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) [2021-12-16 03:49:57,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:57,665 INFO L93 Difference]: Finished difference Result 1453 states and 1981 transitions. [2021-12-16 03:49:57,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:49:57,666 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 [2021-12-16 03:49:57,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:49:57,676 INFO L225 Difference]: With dead ends: 1453 [2021-12-16 03:49:57,676 INFO L226 Difference]: Without dead ends: 1450 [2021-12-16 03:49:57,677 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 [2021-12-16 03:49:57,678 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 [2021-12-16 03:49:57,678 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] [2021-12-16 03:49:57,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2021-12-16 03:49:57,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1450. [2021-12-16 03:49:57,744 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) [2021-12-16 03:49:57,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 1978 transitions. [2021-12-16 03:49:57,750 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 1978 transitions. Word has length 34 [2021-12-16 03:49:57,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:49:57,751 INFO L470 AbstractCegarLoop]: Abstraction has 1450 states and 1978 transitions. [2021-12-16 03:49:57,751 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) [2021-12-16 03:49:57,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1978 transitions. [2021-12-16 03:49:57,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-16 03:49:57,753 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:57,754 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] [2021-12-16 03:49:57,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-16 03:49:57,977 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 [2021-12-16 03:49:57,978 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:57,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:57,978 INFO L85 PathProgramCache]: Analyzing trace with hash 803324642, now seen corresponding path program 1 times [2021-12-16 03:49:57,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:57,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188187933] [2021-12-16 03:49:57,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:57,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:58,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 03:49:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:58,056 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:58,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188187933] [2021-12-16 03:49:58,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188187933] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:49:58,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756834068] [2021-12-16 03:49:58,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:58,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:49:58,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:49:58,057 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) [2021-12-16 03:49:58,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-16 03:49:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:58,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-16 03:49:58,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:49:58,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:49:58,400 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:49:58,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1756834068] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:58,400 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:49:58,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-16 03:49:58,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736613803] [2021-12-16 03:49:58,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:58,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:49:58,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:58,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:49:58,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:49:58,402 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) [2021-12-16 03:49:58,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:58,456 INFO L93 Difference]: Finished difference Result 1452 states and 1979 transitions. [2021-12-16 03:49:58,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:49:58,457 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 [2021-12-16 03:49:58,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:49:58,464 INFO L225 Difference]: With dead ends: 1452 [2021-12-16 03:49:58,464 INFO L226 Difference]: Without dead ends: 1449 [2021-12-16 03:49:58,465 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 [2021-12-16 03:49:58,465 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 [2021-12-16 03:49:58,466 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] [2021-12-16 03:49:58,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2021-12-16 03:49:58,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1449. [2021-12-16 03:49:58,520 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) [2021-12-16 03:49:58,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 1976 transitions. [2021-12-16 03:49:58,527 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 1976 transitions. Word has length 35 [2021-12-16 03:49:58,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:49:58,527 INFO L470 AbstractCegarLoop]: Abstraction has 1449 states and 1976 transitions. [2021-12-16 03:49:58,527 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) [2021-12-16 03:49:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1976 transitions. [2021-12-16 03:49:58,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-12-16 03:49:58,528 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:58,529 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] [2021-12-16 03:49:58,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-16 03:49:58,742 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 [2021-12-16 03:49:58,743 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:58,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:58,763 INFO L85 PathProgramCache]: Analyzing trace with hash -866984408, now seen corresponding path program 1 times [2021-12-16 03:49:58,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:58,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800065877] [2021-12-16 03:49:58,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:58,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:58,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:58,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 03:49:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:58,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:58,869 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:58,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800065877] [2021-12-16 03:49:58,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800065877] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:49:58,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523397170] [2021-12-16 03:49:58,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:58,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:49:58,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:49:58,871 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) [2021-12-16 03:49:58,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-16 03:49:59,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:59,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-16 03:49:59,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:49:59,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:49:59,180 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:49:59,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523397170] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:59,180 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:49:59,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-16 03:49:59,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172128546] [2021-12-16 03:49:59,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:59,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:49:59,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:59,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:49:59,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:49:59,181 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) [2021-12-16 03:49:59,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:59,233 INFO L93 Difference]: Finished difference Result 1451 states and 1977 transitions. [2021-12-16 03:49:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:49:59,234 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 [2021-12-16 03:49:59,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:49:59,241 INFO L225 Difference]: With dead ends: 1451 [2021-12-16 03:49:59,241 INFO L226 Difference]: Without dead ends: 1448 [2021-12-16 03:49:59,242 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 [2021-12-16 03:49:59,242 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 [2021-12-16 03:49:59,242 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] [2021-12-16 03:49:59,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1448 states. [2021-12-16 03:49:59,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1448 to 1448. [2021-12-16 03:49:59,294 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) [2021-12-16 03:49:59,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1974 transitions. [2021-12-16 03:49:59,300 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1974 transitions. Word has length 36 [2021-12-16 03:49:59,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:49:59,300 INFO L470 AbstractCegarLoop]: Abstraction has 1448 states and 1974 transitions. [2021-12-16 03:49:59,300 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) [2021-12-16 03:49:59,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1974 transitions. [2021-12-16 03:49:59,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-16 03:49:59,301 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:49:59,301 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] [2021-12-16 03:49:59,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-16 03:49:59,527 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 [2021-12-16 03:49:59,528 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:49:59,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:49:59,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1106952539, now seen corresponding path program 1 times [2021-12-16 03:49:59,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:49:59,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138154377] [2021-12-16 03:49:59,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:59,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:49:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:59,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 03:49:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:59,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:49:59,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:49:59,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138154377] [2021-12-16 03:49:59,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138154377] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:49:59,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2100441473] [2021-12-16 03:49:59,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:49:59,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:49:59,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:49:59,588 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) [2021-12-16 03:49:59,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-16 03:49:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:49:59,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-16 03:49:59,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:49:59,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:49:59,906 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:49:59,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2100441473] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:49:59,906 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:49:59,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-16 03:49:59,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874691484] [2021-12-16 03:49:59,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:49:59,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:49:59,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:49:59,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:49:59,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:49:59,907 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) [2021-12-16 03:49:59,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:49:59,999 INFO L93 Difference]: Finished difference Result 1931 states and 2596 transitions. [2021-12-16 03:49:59,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:49:59,999 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 [2021-12-16 03:49:59,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:50:00,008 INFO L225 Difference]: With dead ends: 1931 [2021-12-16 03:50:00,008 INFO L226 Difference]: Without dead ends: 1898 [2021-12-16 03:50:00,009 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 [2021-12-16 03:50:00,010 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 [2021-12-16 03:50:00,010 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] [2021-12-16 03:50:00,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1898 states. [2021-12-16 03:50:00,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1898 to 1898. [2021-12-16 03:50:00,080 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) [2021-12-16 03:50:00,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1898 states and 2552 transitions. [2021-12-16 03:50:00,088 INFO L78 Accepts]: Start accepts. Automaton has 1898 states and 2552 transitions. Word has length 37 [2021-12-16 03:50:00,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:50:00,088 INFO L470 AbstractCegarLoop]: Abstraction has 1898 states and 2552 transitions. [2021-12-16 03:50:00,089 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) [2021-12-16 03:50:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2552 transitions. [2021-12-16 03:50:00,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-12-16 03:50:00,090 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:50:00,091 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] [2021-12-16 03:50:00,122 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-16 03:50:00,315 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 [2021-12-16 03:50:00,316 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:50:00,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:50:00,316 INFO L85 PathProgramCache]: Analyzing trace with hash -230748463, now seen corresponding path program 1 times [2021-12-16 03:50:00,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:50:00,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153514505] [2021-12-16 03:50:00,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:50:00,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:50:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:50:00,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 03:50:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:50:00,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-16 03:50:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:50:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:50:00,379 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:50:00,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153514505] [2021-12-16 03:50:00,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153514505] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:50:00,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653681253] [2021-12-16 03:50:00,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:50:00,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:50:00,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:50:00,381 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) [2021-12-16 03:50:00,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-16 03:50:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:50:00,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-16 03:50:00,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:50:00,743 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:50:00,743 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:50:00,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653681253] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:50:00,743 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:50:00,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-16 03:50:00,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757195023] [2021-12-16 03:50:00,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:50:00,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:50:00,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:50:00,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:50:00,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:50:00,744 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) [2021-12-16 03:50:00,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:50:00,854 INFO L93 Difference]: Finished difference Result 3813 states and 5131 transitions. [2021-12-16 03:50:00,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:50:00,855 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 [2021-12-16 03:50:00,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:50:00,867 INFO L225 Difference]: With dead ends: 3813 [2021-12-16 03:50:00,868 INFO L226 Difference]: Without dead ends: 1918 [2021-12-16 03:50:00,874 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 [2021-12-16 03:50:00,876 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 [2021-12-16 03:50:00,876 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] [2021-12-16 03:50:00,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1918 states. [2021-12-16 03:50:00,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1918 to 1902. [2021-12-16 03:50:00,948 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) [2021-12-16 03:50:00,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1902 states and 2556 transitions. [2021-12-16 03:50:00,957 INFO L78 Accepts]: Start accepts. Automaton has 1902 states and 2556 transitions. Word has length 59 [2021-12-16 03:50:00,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:50:00,958 INFO L470 AbstractCegarLoop]: Abstraction has 1902 states and 2556 transitions. [2021-12-16 03:50:00,958 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) [2021-12-16 03:50:00,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2556 transitions. [2021-12-16 03:50:00,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-12-16 03:50:00,961 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:50:00,961 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] [2021-12-16 03:50:00,987 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-16 03:50:01,175 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 [2021-12-16 03:50:01,175 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:50:01,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:50:01,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1850560836, now seen corresponding path program 1 times [2021-12-16 03:50:01,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:50:01,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589124616] [2021-12-16 03:50:01,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:50:01,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:50:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:50:01,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 03:50:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:50:01,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-16 03:50:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:50:01,245 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:50:01,245 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:50:01,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589124616] [2021-12-16 03:50:01,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589124616] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:50:01,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443522645] [2021-12-16 03:50:01,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:50:01,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:50:01,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:50:01,247 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) [2021-12-16 03:50:01,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-16 03:50:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:50:01,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-16 03:50:01,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:50:01,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-16 03:50:01,608 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:50:01,609 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1443522645] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:50:01,609 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:50:01,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-16 03:50:01,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549148523] [2021-12-16 03:50:01,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:50:01,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:50:01,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:50:01,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:50:01,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:50:01,611 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) [2021-12-16 03:50:01,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:50:01,709 INFO L93 Difference]: Finished difference Result 1902 states and 2556 transitions. [2021-12-16 03:50:01,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:50:01,710 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 [2021-12-16 03:50:01,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:50:01,710 INFO L225 Difference]: With dead ends: 1902 [2021-12-16 03:50:01,710 INFO L226 Difference]: Without dead ends: 0 [2021-12-16 03:50:01,717 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 [2021-12-16 03:50:01,717 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 [2021-12-16 03:50:01,718 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] [2021-12-16 03:50:01,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-16 03:50:01,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-16 03:50:01,719 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) [2021-12-16 03:50:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-16 03:50:01,720 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-12-16 03:50:01,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:50:01,720 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-16 03:50:01,720 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) [2021-12-16 03:50:01,720 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-16 03:50:01,720 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-16 03:50:01,723 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-16 03:50:01,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-12-16 03:50:01,939 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 [2021-12-16 03:50:01,941 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-16 03:50:06,996 INFO L858 garLoopResultBuilder]: For program point L2977(line 2977) no Hoare annotation was computed. [2021-12-16 03:50:06,997 INFO L858 garLoopResultBuilder]: For program point L2971-1(line 2971) no Hoare annotation was computed. [2021-12-16 03:50:06,997 INFO L861 garLoopResultBuilder]: At program point L2971(line 2971) the Hoare annotation is: true [2021-12-16 03:50:06,997 INFO L858 garLoopResultBuilder]: For program point L2967(lines 2967 2978) no Hoare annotation was computed. [2021-12-16 03:50:06,997 INFO L858 garLoopResultBuilder]: For program point L2967-2(lines 2963 2979) no Hoare annotation was computed. [2021-12-16 03:50:06,997 INFO L858 garLoopResultBuilder]: For program point L2963(lines 2963 2979) no Hoare annotation was computed. [2021-12-16 03:50:06,997 INFO L861 garLoopResultBuilder]: At program point L2961-1(line 2961) the Hoare annotation is: true [2021-12-16 03:50:06,997 INFO L861 garLoopResultBuilder]: At program point L2961(line 2961) the Hoare annotation is: true [2021-12-16 03:50:06,998 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 2951 2982) the Hoare annotation is: true [2021-12-16 03:50:06,998 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 2951 2982) no Hoare annotation was computed. [2021-12-16 03:50:06,998 INFO L858 garLoopResultBuilder]: For program point L2972(lines 2972 2976) no Hoare annotation was computed. [2021-12-16 03:50:06,998 INFO L861 garLoopResultBuilder]: At program point L2972-2(lines 2972 2976) the Hoare annotation is: true [2021-12-16 03:50:06,998 INFO L861 garLoopResultBuilder]: At program point L2968(line 2968) the Hoare annotation is: true [2021-12-16 03:50:06,998 INFO L861 garLoopResultBuilder]: At program point L2966(line 2966) the Hoare annotation is: true [2021-12-16 03:50:06,998 INFO L858 garLoopResultBuilder]: For program point L2968-1(line 2968) no Hoare annotation was computed. [2021-12-16 03:50:06,998 INFO L861 garLoopResultBuilder]: At program point L2964(line 2964) the Hoare annotation is: true [2021-12-16 03:50:06,999 INFO L858 garLoopResultBuilder]: For program point L2966-1(line 2966) no Hoare annotation was computed. [2021-12-16 03:50:06,999 INFO L858 garLoopResultBuilder]: For program point L2962(line 2962) no Hoare annotation was computed. [2021-12-16 03:50:06,999 INFO L858 garLoopResultBuilder]: For program point L2964-1(line 2964) no Hoare annotation was computed. [2021-12-16 03:50:06,999 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 2951 2982) no Hoare annotation was computed. [2021-12-16 03:50:06,999 INFO L861 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4566 4568) the Hoare annotation is: true [2021-12-16 03:50:06,999 INFO L858 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4566 4568) no Hoare annotation was computed. [2021-12-16 03:50:06,999 INFO L858 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4566 4568) no Hoare annotation was computed. [2021-12-16 03:50:07,000 INFO L858 garLoopResultBuilder]: For program point pi_initEXIT(lines 4556 4558) no Hoare annotation was computed. [2021-12-16 03:50:07,000 INFO L861 garLoopResultBuilder]: At program point pi_initENTRY(lines 4556 4558) the Hoare annotation is: true [2021-12-16 03:50:07,000 INFO L858 garLoopResultBuilder]: For program point pi_initFINAL(lines 4556 4558) no Hoare annotation was computed. [2021-12-16 03:50:07,000 INFO L858 garLoopResultBuilder]: For program point write_regFINAL(lines 3063 3069) no Hoare annotation was computed. [2021-12-16 03:50:07,000 INFO L861 garLoopResultBuilder]: At program point L4573(lines 4572 4574) the Hoare annotation is: true [2021-12-16 03:50:07,000 INFO L861 garLoopResultBuilder]: At program point write_regENTRY(lines 3063 3069) the Hoare annotation is: true [2021-12-16 03:50:07,000 INFO L858 garLoopResultBuilder]: For program point write_regEXIT(lines 3063 3069) no Hoare annotation was computed. [2021-12-16 03:50:07,001 INFO L858 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3076 3082) no Hoare annotation was computed. [2021-12-16 03:50:07,001 INFO L861 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3076 3082) the Hoare annotation is: true [2021-12-16 03:50:07,001 INFO L858 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3076 3082) no Hoare annotation was computed. [2021-12-16 03:50:07,001 INFO L861 garLoopResultBuilder]: At program point L4581(lines 4580 4582) the Hoare annotation is: true [2021-12-16 03:50:07,001 INFO L861 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4563 4565) the Hoare annotation is: true [2021-12-16 03:50:07,001 INFO L858 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4563 4565) no Hoare annotation was computed. [2021-12-16 03:50:07,001 INFO L858 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4563 4565) no Hoare annotation was computed. [2021-12-16 03:50:07,001 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 4532 4534) the Hoare annotation is: true [2021-12-16 03:50:07,002 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 4532 4534) no Hoare annotation was computed. [2021-12-16 03:50:07,002 INFO L861 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4552 4554) the Hoare annotation is: true [2021-12-16 03:50:07,002 INFO L858 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4552 4554) no Hoare annotation was computed. [2021-12-16 03:50:07,002 INFO L858 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4552 4554) no Hoare annotation was computed. [2021-12-16 03:50:07,002 INFO L858 garLoopResultBuilder]: For program point L3425(lines 3425 3429) no Hoare annotation was computed. [2021-12-16 03:50:07,002 INFO L858 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3407 3441) no Hoare annotation was computed. [2021-12-16 03:50:07,002 INFO L858 garLoopResultBuilder]: For program point L3419-1(line 3419) no Hoare annotation was computed. [2021-12-16 03:50:07,002 INFO L861 garLoopResultBuilder]: At program point L3419(line 3419) the Hoare annotation is: true [2021-12-16 03:50:07,003 INFO L858 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2021-12-16 03:50:07,003 INFO L861 garLoopResultBuilder]: At program point L3413-1(lines 3413 3438) the Hoare annotation is: true [2021-12-16 03:50:07,003 INFO L858 garLoopResultBuilder]: For program point L3413(lines 3413 3438) no Hoare annotation was computed. [2021-12-16 03:50:07,003 INFO L861 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2021-12-16 03:50:07,003 INFO L861 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2021-12-16 03:50:07,003 INFO L858 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2021-12-16 03:50:07,003 INFO L858 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2021-12-16 03:50:07,003 INFO L861 garLoopResultBuilder]: At program point L3426(lines 3413 3431) the Hoare annotation is: true [2021-12-16 03:50:07,004 INFO L861 garLoopResultBuilder]: At program point L3424(lines 3413 3431) the Hoare annotation is: true [2021-12-16 03:50:07,004 INFO L858 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3407 3441) no Hoare annotation was computed. [2021-12-16 03:50:07,004 INFO L858 garLoopResultBuilder]: For program point L3418(lines 3418 3422) no Hoare annotation was computed. [2021-12-16 03:50:07,004 INFO L861 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3407 3441) the Hoare annotation is: true [2021-12-16 03:50:07,004 INFO L858 garLoopResultBuilder]: For program point L3433(lines 3433 3437) no Hoare annotation was computed. [2021-12-16 03:50:07,004 INFO L861 garLoopResultBuilder]: At program point L3052(line 3052) the Hoare annotation is: true [2021-12-16 03:50:07,004 INFO L858 garLoopResultBuilder]: For program point L3052-1(line 3052) no Hoare annotation was computed. [2021-12-16 03:50:07,005 INFO L858 garLoopResultBuilder]: For program point status_regEXIT(lines 3049 3055) no Hoare annotation was computed. [2021-12-16 03:50:07,005 INFO L861 garLoopResultBuilder]: At program point status_regENTRY(lines 3049 3055) the Hoare annotation is: true [2021-12-16 03:50:07,005 INFO L858 garLoopResultBuilder]: For program point status_regFINAL(lines 3049 3055) no Hoare annotation was computed. [2021-12-16 03:50:07,005 INFO L858 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2021-12-16 03:50:07,005 INFO L858 garLoopResultBuilder]: For program point L3231-1(line 3231) no Hoare annotation was computed. [2021-12-16 03:50:07,005 INFO L861 garLoopResultBuilder]: At program point L3231(line 3231) the Hoare annotation is: true [2021-12-16 03:50:07,005 INFO L861 garLoopResultBuilder]: At program point L3240(line 3240) the Hoare annotation is: true [2021-12-16 03:50:07,005 INFO L858 garLoopResultBuilder]: For program point L3207-1(line 3207) no Hoare annotation was computed. [2021-12-16 03:50:07,006 INFO L861 garLoopResultBuilder]: At program point L3207(line 3207) the Hoare annotation is: true [2021-12-16 03:50:07,006 INFO L858 garLoopResultBuilder]: For program point L3240-1(line 3240) no Hoare annotation was computed. [2021-12-16 03:50:07,006 INFO L861 garLoopResultBuilder]: At program point L3232(lines 3201 3242) the Hoare annotation is: true [2021-12-16 03:50:07,006 INFO L858 garLoopResultBuilder]: For program point L3220-1(lines 3220 3228) no Hoare annotation was computed. [2021-12-16 03:50:07,006 INFO L858 garLoopResultBuilder]: For program point L3216-1(lines 3201 3242) no Hoare annotation was computed. [2021-12-16 03:50:07,006 INFO L858 garLoopResultBuilder]: For program point L3212(lines 3212 3215) no Hoare annotation was computed. [2021-12-16 03:50:07,006 INFO L858 garLoopResultBuilder]: For program point L3212-2(lines 3201 3242) no Hoare annotation was computed. [2021-12-16 03:50:07,006 INFO L861 garLoopResultBuilder]: At program point L3237(lines 3201 3242) the Hoare annotation is: true [2021-12-16 03:50:07,007 INFO L858 garLoopResultBuilder]: For program point L3233(line 3233) no Hoare annotation was computed. [2021-12-16 03:50:07,007 INFO L858 garLoopResultBuilder]: For program point L3221(lines 3221 3225) no Hoare annotation was computed. [2021-12-16 03:50:07,007 INFO L858 garLoopResultBuilder]: For program point L3221-2(lines 3221 3225) no Hoare annotation was computed. [2021-12-16 03:50:07,007 INFO L858 garLoopResultBuilder]: For program point L3213-1(line 3213) no Hoare annotation was computed. [2021-12-16 03:50:07,007 INFO L858 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3191 3243) no Hoare annotation was computed. [2021-12-16 03:50:07,007 INFO L861 garLoopResultBuilder]: At program point L3213(line 3213) the Hoare annotation is: true [2021-12-16 03:50:07,007 INFO L858 garLoopResultBuilder]: For program point L3234(lines 3234 3238) no Hoare annotation was computed. [2021-12-16 03:50:07,008 INFO L858 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3191 3243) no Hoare annotation was computed. [2021-12-16 03:50:07,008 INFO L861 garLoopResultBuilder]: At program point L4560(lines 4559 4561) the Hoare annotation is: true [2021-12-16 03:50:07,008 INFO L861 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3191 3243) the Hoare annotation is: true [2021-12-16 03:50:07,008 INFO L861 garLoopResultBuilder]: At program point L3210(line 3210) the Hoare annotation is: true [2021-12-16 03:50:07,008 INFO L858 garLoopResultBuilder]: For program point L3210-1(line 3210) no Hoare annotation was computed. [2021-12-16 03:50:07,008 INFO L858 garLoopResultBuilder]: For program point L3206(line 3206) no Hoare annotation was computed. [2021-12-16 03:50:07,008 INFO L861 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: true [2021-12-16 03:50:07,008 INFO L861 garLoopResultBuilder]: At program point L3235(lines 3201 3242) the Hoare annotation is: true [2021-12-16 03:50:07,009 INFO L854 garLoopResultBuilder]: At program point ldv_unregister_chrdev_11ENTRY(lines 4032 4039) the Hoare annotation is: (or (not (= ~ldv_mutex_pg_mutex~0 1)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (not (= ~ldv_mutex_mutex_of_device~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~disable~0 0))) [2021-12-16 03:50:07,009 INFO L854 garLoopResultBuilder]: At program point L4513(lines 4512 4514) the Hoare annotation is: (or (not (= ~ldv_mutex_pg_mutex~0 1)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (not (= ~ldv_mutex_mutex_of_device~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~disable~0 0))) [2021-12-16 03:50:07,009 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11EXIT(lines 4032 4039) no Hoare annotation was computed. [2021-12-16 03:50:07,009 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11FINAL(lines 4032 4039) no Hoare annotation was computed. [2021-12-16 03:50:07,009 INFO L854 garLoopResultBuilder]: At program point L2903(lines 2899 2905) the Hoare annotation is: (or (not (= ~ldv_mutex_pg_mutex~0 1)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (not (= ~ldv_mutex_mutex_of_device~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~disable~0 0))) [2021-12-16 03:50:07,009 INFO L858 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3070 3075) no Hoare annotation was computed. [2021-12-16 03:50:07,010 INFO L858 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3070 3075) no Hoare annotation was computed. [2021-12-16 03:50:07,010 INFO L861 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3070 3075) the Hoare annotation is: true [2021-12-16 03:50:07,010 INFO L861 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 4542 4544) the Hoare annotation is: true [2021-12-16 03:50:07,010 INFO L858 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 4542 4544) no Hoare annotation was computed. [2021-12-16 03:50:07,010 INFO L858 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 4542 4544) no Hoare annotation was computed. [2021-12-16 03:50:07,010 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 2983 2990) no Hoare annotation was computed. [2021-12-16 03:50:07,010 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 2983 2990) the Hoare annotation is: true [2021-12-16 03:50:07,010 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 2983 2990) no Hoare annotation was computed. [2021-12-16 03:50:07,011 INFO L861 garLoopResultBuilder]: At program point L2986(line 2986) the Hoare annotation is: true [2021-12-16 03:50:07,011 INFO L858 garLoopResultBuilder]: For program point L2986-1(line 2986) no Hoare annotation was computed. [2021-12-16 03:50:07,011 INFO L861 garLoopResultBuilder]: At program point L4521(lines 4520 4522) the Hoare annotation is: true [2021-12-16 03:50:07,011 INFO L858 garLoopResultBuilder]: For program point L3105(line 3105) no Hoare annotation was computed. [2021-12-16 03:50:07,011 INFO L858 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3083 3137) no Hoare annotation was computed. [2021-12-16 03:50:07,011 INFO L858 garLoopResultBuilder]: For program point L3099(lines 3099 3103) no Hoare annotation was computed. [2021-12-16 03:50:07,011 INFO L858 garLoopResultBuilder]: For program point L3118(lines 3118 3122) no Hoare annotation was computed. [2021-12-16 03:50:07,012 INFO L861 garLoopResultBuilder]: At program point L3116(line 3116) the Hoare annotation is: true [2021-12-16 03:50:07,012 INFO L858 garLoopResultBuilder]: For program point L3118-2(lines 3118 3122) no Hoare annotation was computed. [2021-12-16 03:50:07,012 INFO L861 garLoopResultBuilder]: At program point L3114(line 3114) the Hoare annotation is: true [2021-12-16 03:50:07,012 INFO L858 garLoopResultBuilder]: For program point L3116-1(line 3116) no Hoare annotation was computed. [2021-12-16 03:50:07,012 INFO L858 garLoopResultBuilder]: For program point L3114-1(line 3114) no Hoare annotation was computed. [2021-12-16 03:50:07,012 INFO L861 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3083 3137) the Hoare annotation is: true [2021-12-16 03:50:07,012 INFO L858 garLoopResultBuilder]: For program point L3106(lines 3106 3110) no Hoare annotation was computed. [2021-12-16 03:50:07,012 INFO L858 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3083 3137) no Hoare annotation was computed. [2021-12-16 03:50:07,013 INFO L861 garLoopResultBuilder]: At program point L3102(line 3102) the Hoare annotation is: true [2021-12-16 03:50:07,013 INFO L861 garLoopResultBuilder]: At program point L4506(lines 4505 4507) the Hoare annotation is: true [2021-12-16 03:50:07,013 INFO L861 garLoopResultBuilder]: At program point L3102-1(lines 3092 3136) the Hoare annotation is: true [2021-12-16 03:50:07,013 INFO L858 garLoopResultBuilder]: For program point L3127-1(lines 3127 3130) no Hoare annotation was computed. [2021-12-16 03:50:07,013 INFO L858 garLoopResultBuilder]: For program point L3117(lines 3117 3126) no Hoare annotation was computed. [2021-12-16 03:50:07,013 INFO L858 garLoopResultBuilder]: For program point L3115-1(line 3115) no Hoare annotation was computed. [2021-12-16 03:50:07,013 INFO L861 garLoopResultBuilder]: At program point L3115(line 3115) the Hoare annotation is: true [2021-12-16 03:50:07,014 INFO L858 garLoopResultBuilder]: For program point L3117-2(lines 3113 3133) no Hoare annotation was computed. [2021-12-16 03:50:07,014 INFO L858 garLoopResultBuilder]: For program point L3113(lines 3113 3134) no Hoare annotation was computed. [2021-12-16 03:50:07,014 INFO L861 garLoopResultBuilder]: At program point L3109(lines 3092 3136) the Hoare annotation is: true [2021-12-16 03:50:07,014 INFO L861 garLoopResultBuilder]: At program point L3107(lines 3092 3136) the Hoare annotation is: true [2021-12-16 03:50:07,014 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 4041 4046) no Hoare annotation was computed. [2021-12-16 03:50:07,014 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4041 4046) the Hoare annotation is: true [2021-12-16 03:50:07,014 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4044) no Hoare annotation was computed. [2021-12-16 03:50:07,015 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4041 4046) no Hoare annotation was computed. [2021-12-16 03:50:07,015 INFO L861 garLoopResultBuilder]: At program point L3582(line 3582) the Hoare annotation is: true [2021-12-16 03:50:07,015 INFO L858 garLoopResultBuilder]: For program point L3582-1(line 3582) no Hoare annotation was computed. [2021-12-16 03:50:07,015 INFO L858 garLoopResultBuilder]: For program point L3578(lines 3578 3581) no Hoare annotation was computed. [2021-12-16 03:50:07,015 INFO L858 garLoopResultBuilder]: For program point L3574(lines 3574 3577) no Hoare annotation was computed. [2021-12-16 03:50:07,015 INFO L858 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3563 3636) no Hoare annotation was computed. [2021-12-16 03:50:07,015 INFO L858 garLoopResultBuilder]: For program point L3599(lines 3599 3611) no Hoare annotation was computed. [2021-12-16 03:50:07,016 INFO L861 garLoopResultBuilder]: At program point L3628(lines 3628 3629) the Hoare annotation is: true [2021-12-16 03:50:07,016 INFO L858 garLoopResultBuilder]: For program point L3595(lines 3595 3598) no Hoare annotation was computed. [2021-12-16 03:50:07,016 INFO L858 garLoopResultBuilder]: For program point L3628-1(lines 3628 3629) no Hoare annotation was computed. [2021-12-16 03:50:07,016 INFO L858 garLoopResultBuilder]: For program point L3591(lines 3591 3594) no Hoare annotation was computed. [2021-12-16 03:50:07,016 INFO L858 garLoopResultBuilder]: For program point L3620(lines 3620 3623) no Hoare annotation was computed. [2021-12-16 03:50:07,016 INFO L858 garLoopResultBuilder]: For program point L3587(lines 3587 3590) no Hoare annotation was computed. [2021-12-16 03:50:07,016 INFO L858 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3563 3636) no Hoare annotation was computed. [2021-12-16 03:50:07,017 INFO L858 garLoopResultBuilder]: For program point L3583(lines 3583 3586) no Hoare annotation was computed. [2021-12-16 03:50:07,017 INFO L858 garLoopResultBuilder]: For program point L3612(lines 3612 3615) no Hoare annotation was computed. [2021-12-16 03:50:07,017 INFO L861 garLoopResultBuilder]: At program point L3604(line 3604) the Hoare annotation is: true [2021-12-16 03:50:07,017 INFO L861 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3563 3636) the Hoare annotation is: true [2021-12-16 03:50:07,017 INFO L858 garLoopResultBuilder]: For program point L3604-1(line 3604) no Hoare annotation was computed. [2021-12-16 03:50:07,017 INFO L858 garLoopResultBuilder]: For program point L3600(lines 3600 3603) no Hoare annotation was computed. [2021-12-16 03:50:07,017 INFO L858 garLoopResultBuilder]: For program point L3605(lines 3605 3608) no Hoare annotation was computed. [2021-12-16 03:50:07,017 INFO L858 garLoopResultBuilder]: For program point L3630(lines 3630 3633) no Hoare annotation was computed. [2021-12-16 03:50:07,018 INFO L861 garLoopResultBuilder]: At program point L3618(line 3618) the Hoare annotation is: true [2021-12-16 03:50:07,018 INFO L858 garLoopResultBuilder]: For program point L3618-1(line 3618) no Hoare annotation was computed. [2021-12-16 03:50:07,018 INFO L858 garLoopResultBuilder]: For program point L3619(lines 3619 3626) no Hoare annotation was computed. [2021-12-16 03:50:07,018 INFO L861 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4549 4551) the Hoare annotation is: true [2021-12-16 03:50:07,018 INFO L858 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4549 4551) no Hoare annotation was computed. [2021-12-16 03:50:07,018 INFO L858 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4549 4551) no Hoare annotation was computed. [2021-12-16 03:50:07,018 INFO L858 garLoopResultBuilder]: For program point L3161-1(line 3161) no Hoare annotation was computed. [2021-12-16 03:50:07,018 INFO L861 garLoopResultBuilder]: At program point L3161(line 3161) the Hoare annotation is: true [2021-12-16 03:50:07,019 INFO L858 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3138 3190) no Hoare annotation was computed. [2021-12-16 03:50:07,019 INFO L858 garLoopResultBuilder]: For program point L3157(lines 3157 3160) no Hoare annotation was computed. [2021-12-16 03:50:07,019 INFO L861 garLoopResultBuilder]: At program point L3153-1(line 3153) the Hoare annotation is: true [2021-12-16 03:50:07,019 INFO L861 garLoopResultBuilder]: At program point L3153(line 3153) the Hoare annotation is: true [2021-12-16 03:50:07,019 INFO L858 garLoopResultBuilder]: For program point L3149(lines 3149 3152) no Hoare annotation was computed. [2021-12-16 03:50:07,019 INFO L858 garLoopResultBuilder]: For program point L3145-1(line 3145) no Hoare annotation was computed. [2021-12-16 03:50:07,019 INFO L861 garLoopResultBuilder]: At program point L3145(line 3145) the Hoare annotation is: true [2021-12-16 03:50:07,020 INFO L858 garLoopResultBuilder]: For program point L3162(lines 3162 3166) no Hoare annotation was computed. [2021-12-16 03:50:07,020 INFO L861 garLoopResultBuilder]: At program point L3154(line 3154) the Hoare annotation is: true [2021-12-16 03:50:07,020 INFO L858 garLoopResultBuilder]: For program point L3187-1(line 3187) no Hoare annotation was computed. [2021-12-16 03:50:07,020 INFO L861 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2021-12-16 03:50:07,020 INFO L861 garLoopResultBuilder]: At program point L3146(line 3146) the Hoare annotation is: true [2021-12-16 03:50:07,020 INFO L861 garLoopResultBuilder]: At program point L3179(lines 3168 3183) the Hoare annotation is: true [2021-12-16 03:50:07,020 INFO L858 garLoopResultBuilder]: For program point L3146-1(line 3146) no Hoare annotation was computed. [2021-12-16 03:50:07,021 INFO L861 garLoopResultBuilder]: At program point L3175(lines 3168 3183) the Hoare annotation is: true [2021-12-16 03:50:07,021 INFO L858 garLoopResultBuilder]: For program point L3167-1(line 3167) no Hoare annotation was computed. [2021-12-16 03:50:07,021 INFO L861 garLoopResultBuilder]: At program point L3167(line 3167) the Hoare annotation is: true [2021-12-16 03:50:07,021 INFO L861 garLoopResultBuilder]: At program point L3155(line 3155) the Hoare annotation is: true [2021-12-16 03:50:07,021 INFO L861 garLoopResultBuilder]: At program point L3147-1(line 3147) the Hoare annotation is: true [2021-12-16 03:50:07,021 INFO L861 garLoopResultBuilder]: At program point L3147(line 3147) the Hoare annotation is: true [2021-12-16 03:50:07,021 INFO L858 garLoopResultBuilder]: For program point L3168(lines 3168 3184) no Hoare annotation was computed. [2021-12-16 03:50:07,022 INFO L858 garLoopResultBuilder]: For program point L3168-2(lines 3168 3184) no Hoare annotation was computed. [2021-12-16 03:50:07,022 INFO L861 garLoopResultBuilder]: At program point L3164(lines 3144 3189) the Hoare annotation is: true [2021-12-16 03:50:07,022 INFO L858 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3138 3190) no Hoare annotation was computed. [2021-12-16 03:50:07,022 INFO L858 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2021-12-16 03:50:07,022 INFO L858 garLoopResultBuilder]: For program point L3148(line 3148) no Hoare annotation was computed. [2021-12-16 03:50:07,022 INFO L861 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3138 3190) the Hoare annotation is: true [2021-12-16 03:50:07,022 INFO L861 garLoopResultBuilder]: At program point L3177(lines 3168 3183) the Hoare annotation is: true [2021-12-16 03:50:07,022 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 4048 4053) no Hoare annotation was computed. [2021-12-16 03:50:07,023 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4048 4053) the Hoare annotation is: true [2021-12-16 03:50:07,023 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4048 4053) no Hoare annotation was computed. [2021-12-16 03:50:07,023 INFO L861 garLoopResultBuilder]: At program point clear_bitENTRY(lines 2805 2811) the Hoare annotation is: true [2021-12-16 03:50:07,023 INFO L858 garLoopResultBuilder]: For program point clear_bitFINAL(lines 2805 2811) no Hoare annotation was computed. [2021-12-16 03:50:07,023 INFO L858 garLoopResultBuilder]: For program point clear_bitEXIT(lines 2805 2811) no Hoare annotation was computed. [2021-12-16 03:50:07,023 INFO L858 garLoopResultBuilder]: For program point read_regFINAL(lines 3056 3062) no Hoare annotation was computed. [2021-12-16 03:50:07,023 INFO L858 garLoopResultBuilder]: For program point read_regEXIT(lines 3056 3062) no Hoare annotation was computed. [2021-12-16 03:50:07,024 INFO L861 garLoopResultBuilder]: At program point read_regENTRY(lines 3056 3062) the Hoare annotation is: true [2021-12-16 03:50:07,024 INFO L858 garLoopResultBuilder]: For program point L3059-1(line 3059) no Hoare annotation was computed. [2021-12-16 03:50:07,024 INFO L861 garLoopResultBuilder]: At program point L3059(line 3059) the Hoare annotation is: true [2021-12-16 03:50:07,024 INFO L858 garLoopResultBuilder]: For program point L3264(line 3264) no Hoare annotation was computed. [2021-12-16 03:50:07,024 INFO L861 garLoopResultBuilder]: At program point L3260(line 3260) the Hoare annotation is: true [2021-12-16 03:50:07,024 INFO L861 garLoopResultBuilder]: At program point L3322(line 3322) the Hoare annotation is: true [2021-12-16 03:50:07,024 INFO L858 garLoopResultBuilder]: For program point L3260-1(line 3260) no Hoare annotation was computed. [2021-12-16 03:50:07,024 INFO L858 garLoopResultBuilder]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2021-12-16 03:50:07,025 INFO L861 garLoopResultBuilder]: At program point L3310(lines 3301 3320) the Hoare annotation is: true [2021-12-16 03:50:07,025 INFO L858 garLoopResultBuilder]: For program point L3273-1(line 3273) no Hoare annotation was computed. [2021-12-16 03:50:07,025 INFO L861 garLoopResultBuilder]: At program point L3273(line 3273) the Hoare annotation is: true [2021-12-16 03:50:07,025 INFO L858 garLoopResultBuilder]: For program point L3261-1(line 3261) no Hoare annotation was computed. [2021-12-16 03:50:07,025 INFO L861 garLoopResultBuilder]: At program point L3261(line 3261) the Hoare annotation is: true [2021-12-16 03:50:07,025 INFO L861 garLoopResultBuilder]: At program point L3290(lines 3254 3324) the Hoare annotation is: true [2021-12-16 03:50:07,025 INFO L858 garLoopResultBuilder]: For program point L3286(line 3286) no Hoare annotation was computed. [2021-12-16 03:50:07,025 INFO L858 garLoopResultBuilder]: For program point L3315-1(lines 3315 3318) no Hoare annotation was computed. [2021-12-16 03:50:07,026 INFO L858 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3244 3325) no Hoare annotation was computed. [2021-12-16 03:50:07,026 INFO L858 garLoopResultBuilder]: For program point L3274(lines 3274 3278) no Hoare annotation was computed. [2021-12-16 03:50:07,026 INFO L861 garLoopResultBuilder]: At program point L3262(line 3262) the Hoare annotation is: true [2021-12-16 03:50:07,026 INFO L861 garLoopResultBuilder]: At program point L3262-1(line 3262) the Hoare annotation is: true [2021-12-16 03:50:07,026 INFO L861 garLoopResultBuilder]: At program point L3312(lines 3301 3320) the Hoare annotation is: true [2021-12-16 03:50:07,026 INFO L861 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3244 3325) the Hoare annotation is: true [2021-12-16 03:50:07,026 INFO L861 garLoopResultBuilder]: At program point L3308(lines 3301 3320) the Hoare annotation is: true [2021-12-16 03:50:07,026 INFO L861 garLoopResultBuilder]: At program point L3275(lines 3254 3324) the Hoare annotation is: true [2021-12-16 03:50:07,027 INFO L858 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3244 3325) no Hoare annotation was computed. [2021-12-16 03:50:07,027 INFO L858 garLoopResultBuilder]: For program point L3296(lines 3296 3300) no Hoare annotation was computed. [2021-12-16 03:50:07,027 INFO L858 garLoopResultBuilder]: For program point L3296-2(lines 3254 3324) no Hoare annotation was computed. [2021-12-16 03:50:07,027 INFO L861 garLoopResultBuilder]: At program point L3263(line 3263) the Hoare annotation is: true [2021-12-16 03:50:07,027 INFO L861 garLoopResultBuilder]: At program point L3292(lines 3254 3324) the Hoare annotation is: true [2021-12-16 03:50:07,027 INFO L861 garLoopResultBuilder]: At program point L3288(lines 3254 3324) the Hoare annotation is: true [2021-12-16 03:50:07,027 INFO L861 garLoopResultBuilder]: At program point L3280(lines 3254 3324) the Hoare annotation is: true [2021-12-16 03:50:07,027 INFO L858 garLoopResultBuilder]: For program point L3272(lines 3272 3281) no Hoare annotation was computed. [2021-12-16 03:50:07,028 INFO L861 garLoopResultBuilder]: At program point L3268(lines 3254 3324) the Hoare annotation is: true [2021-12-16 03:50:07,028 INFO L858 garLoopResultBuilder]: For program point L3301-1(lines 3301 3321) no Hoare annotation was computed. [2021-12-16 03:50:07,028 INFO L858 garLoopResultBuilder]: For program point L2913(lines 2913 2915) no Hoare annotation was computed. [2021-12-16 03:50:07,028 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 2921 2930) the Hoare annotation is: true [2021-12-16 03:50:07,028 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2921 2930) no Hoare annotation was computed. [2021-12-16 03:50:07,028 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 2929) no Hoare annotation was computed. [2021-12-16 03:50:07,028 INFO L861 garLoopResultBuilder]: At program point L2919(lines 2917 2920) the Hoare annotation is: true [2021-12-16 03:50:07,028 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2921 2930) no Hoare annotation was computed. [2021-12-16 03:50:07,029 INFO L858 garLoopResultBuilder]: For program point L2914(line 2914) no Hoare annotation was computed. [2021-12-16 03:50:07,029 INFO L861 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 4535 4537) the Hoare annotation is: true [2021-12-16 03:50:07,029 INFO L858 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 4535 4537) no Hoare annotation was computed. [2021-12-16 03:50:07,029 INFO L858 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 4535 4537) no Hoare annotation was computed. [2021-12-16 03:50:07,029 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4516 4518) no Hoare annotation was computed. [2021-12-16 03:50:07,029 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4516 4518) the Hoare annotation is: true [2021-12-16 03:50:07,029 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4516 4518) no Hoare annotation was computed. [2021-12-16 03:50:07,030 INFO L854 garLoopResultBuilder]: At program point L3041(lines 3020 3047) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1)) [2021-12-16 03:50:07,030 INFO L858 garLoopResultBuilder]: For program point L3669-1(lines 3669 3677) no Hoare annotation was computed. [2021-12-16 03:50:07,030 INFO L858 garLoopResultBuilder]: For program point L3669(lines 3669 3677) no Hoare annotation was computed. [2021-12-16 03:50:07,030 INFO L858 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2021-12-16 03:50:07,030 INFO L858 garLoopResultBuilder]: For program point L4462(lines 4462 4465) no Hoare annotation was computed. [2021-12-16 03:50:07,030 INFO L858 garLoopResultBuilder]: For program point L3471(lines 3471 3474) no Hoare annotation was computed. [2021-12-16 03:50:07,030 INFO L858 garLoopResultBuilder]: For program point L3901(line 3901) no Hoare annotation was computed. [2021-12-16 03:50:07,031 INFO L854 garLoopResultBuilder]: At program point L3505(lines 3442 3507) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,031 INFO L854 garLoopResultBuilder]: At program point L3043(lines 3016 3048) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1)) [2021-12-16 03:50:07,031 INFO L858 garLoopResultBuilder]: For program point L3902(lines 3902 3933) no Hoare annotation was computed. [2021-12-16 03:50:07,031 INFO L858 garLoopResultBuilder]: For program point L3935(line 3935) no Hoare annotation was computed. [2021-12-16 03:50:07,031 INFO L858 garLoopResultBuilder]: For program point L3869(line 3869) no Hoare annotation was computed. [2021-12-16 03:50:07,031 INFO L858 garLoopResultBuilder]: For program point L3803(lines 3803 3806) no Hoare annotation was computed. [2021-12-16 03:50:07,031 INFO L858 garLoopResultBuilder]: For program point L3803-2(lines 3803 3806) no Hoare annotation was computed. [2021-12-16 03:50:07,032 INFO L854 garLoopResultBuilder]: At program point L4530(lines 4529 4531) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,032 INFO L858 garLoopResultBuilder]: For program point L4464-1(lines 4462 4465) no Hoare annotation was computed. [2021-12-16 03:50:07,032 INFO L854 garLoopResultBuilder]: At program point L4497(line 4497) the Hoare annotation is: false [2021-12-16 03:50:07,032 INFO L854 garLoopResultBuilder]: At program point L4464(line 4464) the Hoare annotation is: false [2021-12-16 03:50:07,032 INFO L861 garLoopResultBuilder]: At program point L4497-1(lines 4480 4501) the Hoare annotation is: true [2021-12-16 03:50:07,032 INFO L858 garLoopResultBuilder]: For program point L3870(lines 3870 3874) no Hoare annotation was computed. [2021-12-16 03:50:07,032 INFO L854 garLoopResultBuilder]: At program point L3804(line 3804) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,032 INFO L858 garLoopResultBuilder]: For program point L3804-1(line 3804) no Hoare annotation was computed. [2021-12-16 03:50:07,033 INFO L854 garLoopResultBuilder]: At program point L3771(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 (= ~ldv_state_variable_1~0 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,033 INFO L858 garLoopResultBuilder]: For program point L3672(lines 3672 3675) no Hoare annotation was computed. [2021-12-16 03:50:07,033 INFO L858 garLoopResultBuilder]: For program point L3540(lines 3540 3546) no Hoare annotation was computed. [2021-12-16 03:50:07,033 INFO L858 garLoopResultBuilder]: For program point L3904(lines 3904 3930) no Hoare annotation was computed. [2021-12-16 03:50:07,033 INFO L858 garLoopResultBuilder]: For program point L3541-1(line 3541) no Hoare annotation was computed. [2021-12-16 03:50:07,033 INFO L854 garLoopResultBuilder]: At program point L3541(line 3541) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,033 INFO L858 garLoopResultBuilder]: For program point L3475-1(lines 3475 3476) no Hoare annotation was computed. [2021-12-16 03:50:07,034 INFO L854 garLoopResultBuilder]: At program point L3475(lines 3475 3476) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1) (= ~pg_drive_count~0 0)) [2021-12-16 03:50:07,034 INFO L854 garLoopResultBuilder]: At program point L3938(lines 3837 3943) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,034 INFO L858 garLoopResultBuilder]: For program point L3905(line 3905) no Hoare annotation was computed. [2021-12-16 03:50:07,034 INFO L854 garLoopResultBuilder]: At program point L3773(lines 3697 3775) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 (= ~ldv_state_variable_1~0 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,034 INFO L854 garLoopResultBuilder]: At program point L4467(lines 4459 4469) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,034 INFO L858 garLoopResultBuilder]: For program point L3906(lines 3906 3911) no Hoare annotation was computed. [2021-12-16 03:50:07,034 INFO L858 garLoopResultBuilder]: For program point L3708(lines 3708 3712) no Hoare annotation was computed. [2021-12-16 03:50:07,034 INFO L858 garLoopResultBuilder]: For program point L3477(lines 3477 3486) no Hoare annotation was computed. [2021-12-16 03:50:07,035 INFO L854 garLoopResultBuilder]: At program point L2883(lines 2880 2885) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,035 INFO L854 garLoopResultBuilder]: At program point L3808(lines 3780 3816) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,035 INFO L854 garLoopResultBuilder]: At program point L2817(lines 2812 2819) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,035 INFO L854 garLoopResultBuilder]: At program point L3478(line 3478) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1) (= ~pg_drive_count~0 0)) [2021-12-16 03:50:07,035 INFO L858 garLoopResultBuilder]: For program point L3478-1(line 3478) no Hoare annotation was computed. [2021-12-16 03:50:07,035 INFO L854 garLoopResultBuilder]: At program point L4503(line 4503) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,036 INFO L858 garLoopResultBuilder]: For program point L4503-1(line 4503) no Hoare annotation was computed. [2021-12-16 03:50:07,036 INFO L858 garLoopResultBuilder]: For program point L3479(lines 3479 3484) no Hoare annotation was computed. [2021-12-16 03:50:07,036 INFO L854 garLoopResultBuilder]: At program point L4503-2(lines 4502 4504) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,036 INFO L858 garLoopResultBuilder]: For program point L4404(lines 4404 4407) no Hoare annotation was computed. [2021-12-16 03:50:07,036 INFO L861 garLoopResultBuilder]: At program point L3942(lines 3833 3944) the Hoare annotation is: true [2021-12-16 03:50:07,036 INFO L858 garLoopResultBuilder]: For program point L3876(line 3876) no Hoare annotation was computed. [2021-12-16 03:50:07,036 INFO L854 garLoopResultBuilder]: At program point L3810(lines 3780 3816) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,036 INFO L854 garLoopResultBuilder]: At program point L4009-1(lines 4005 4012) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,037 INFO L854 garLoopResultBuilder]: At program point L4009(line 4009) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,037 INFO L858 garLoopResultBuilder]: For program point L3844(lines 3844 3937) no Hoare annotation was computed. [2021-12-16 03:50:07,037 INFO L858 garLoopResultBuilder]: For program point L3877(lines 3877 3881) no Hoare annotation was computed. [2021-12-16 03:50:07,037 INFO L854 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: false [2021-12-16 03:50:07,037 INFO L858 garLoopResultBuilder]: For program point L4406-1(lines 4404 4407) no Hoare annotation was computed. [2021-12-16 03:50:07,037 INFO L854 garLoopResultBuilder]: At program point L3812(lines 3776 3817) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,037 INFO L858 garLoopResultBuilder]: For program point L3845(line 3845) no Hoare annotation was computed. [2021-12-16 03:50:07,038 INFO L858 garLoopResultBuilder]: For program point L3746(lines 3746 3751) no Hoare annotation was computed. [2021-12-16 03:50:07,038 INFO L854 garLoopResultBuilder]: At program point L3680(line 3680) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,038 INFO L858 garLoopResultBuilder]: For program point L3680-1(line 3680) no Hoare annotation was computed. [2021-12-16 03:50:07,038 INFO L854 garLoopResultBuilder]: At program point L3548(lines 3515 3551) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,038 INFO L858 garLoopResultBuilder]: For program point L3846(lines 3846 3899) no Hoare annotation was computed. [2021-12-16 03:50:07,038 INFO L858 garLoopResultBuilder]: For program point L3648(lines 3648 3651) no Hoare annotation was computed. [2021-12-16 03:50:07,038 INFO L858 garLoopResultBuilder]: For program point L3681(lines 3681 3684) no Hoare annotation was computed. [2021-12-16 03:50:07,038 INFO L858 garLoopResultBuilder]: For program point L3483-1(line 3483) no Hoare annotation was computed. [2021-12-16 03:50:07,039 INFO L854 garLoopResultBuilder]: At program point L3483(line 3483) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1) (= ~pg_drive_count~0 0)) [2021-12-16 03:50:07,039 INFO L858 garLoopResultBuilder]: For program point L3913(line 3913) no Hoare annotation was computed. [2021-12-16 03:50:07,039 INFO L858 garLoopResultBuilder]: For program point L3715(lines 3715 3719) no Hoare annotation was computed. [2021-12-16 03:50:07,039 INFO L854 garLoopResultBuilder]: At program point L3550(lines 3508 3552) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,039 INFO L854 garLoopResultBuilder]: At program point L4409(lines 4401 4411) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,039 INFO L858 garLoopResultBuilder]: For program point L3914(lines 3914 3926) no Hoare annotation was computed. [2021-12-16 03:50:07,039 INFO L858 garLoopResultBuilder]: For program point L3848(lines 3848 3896) no Hoare annotation was computed. [2021-12-16 03:50:07,040 INFO L854 garLoopResultBuilder]: At program point L3749(lines 3707 3774) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1)) [2021-12-16 03:50:07,040 INFO L858 garLoopResultBuilder]: For program point L3849(line 3849) no Hoare annotation was computed. [2021-12-16 03:50:07,040 INFO L854 garLoopResultBuilder]: At program point L4510(lines 4509 4511) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,040 INFO L854 garLoopResultBuilder]: At program point L4477(lines 4470 4479) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~pg_drive_count~0 0)) [2021-12-16 03:50:07,040 INFO L858 garLoopResultBuilder]: For program point L3916(lines 3916 3919) no Hoare annotation was computed. [2021-12-16 03:50:07,040 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2021-12-16 03:50:07,040 INFO L858 garLoopResultBuilder]: For program point L3916-2(lines 3914 3925) no Hoare annotation was computed. [2021-12-16 03:50:07,040 INFO L858 garLoopResultBuilder]: For program point L3883(line 3883) no Hoare annotation was computed. [2021-12-16 03:50:07,041 INFO L858 garLoopResultBuilder]: For program point L3850-2(lines 3848 3896) no Hoare annotation was computed. [2021-12-16 03:50:07,041 INFO L858 garLoopResultBuilder]: For program point L3652(lines 3652 3655) no Hoare annotation was computed. [2021-12-16 03:50:07,041 INFO L858 garLoopResultBuilder]: For program point L3685(lines 3685 3693) no Hoare annotation was computed. [2021-12-16 03:50:07,041 INFO L858 garLoopResultBuilder]: For program point L3685-2(lines 3685 3693) no Hoare annotation was computed. [2021-12-16 03:50:07,041 INFO L854 garLoopResultBuilder]: At program point L3487(lines 3466 3497) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1) (= ~pg_drive_count~0 0)) [2021-12-16 03:50:07,041 INFO L858 garLoopResultBuilder]: For program point L3884(lines 3884 3892) no Hoare annotation was computed. [2021-12-16 03:50:07,041 INFO L858 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2021-12-16 03:50:07,041 INFO L854 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,042 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2021-12-16 03:50:07,042 INFO L854 garLoopResultBuilder]: At program point L3686(lines 3686 3687) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,042 INFO L858 garLoopResultBuilder]: For program point L3785-2(lines 3785 3788) no Hoare annotation was computed. [2021-12-16 03:50:07,042 INFO L858 garLoopResultBuilder]: For program point L3686-1(lines 3686 3687) no Hoare annotation was computed. [2021-12-16 03:50:07,042 INFO L858 garLoopResultBuilder]: For program point L3521(line 3521) no Hoare annotation was computed. [2021-12-16 03:50:07,042 INFO L854 garLoopResultBuilder]: At program point L3455-1(lines 3451 3506) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,042 INFO L858 garLoopResultBuilder]: For program point L3521-2(lines 3521 3525) no Hoare annotation was computed. [2021-12-16 03:50:07,043 INFO L858 garLoopResultBuilder]: For program point L3455(lines 3455 3499) no Hoare annotation was computed. [2021-12-16 03:50:07,043 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-16 03:50:07,043 INFO L854 garLoopResultBuilder]: At program point L4017-1(lines 4013 4020) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,043 INFO L854 garLoopResultBuilder]: At program point L4017(line 4017) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,043 INFO L854 garLoopResultBuilder]: At program point L2894(lines 2889 2896) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,043 INFO L854 garLoopResultBuilder]: At program point L3456(lines 3456 3457) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1) (= ~pg_drive_count~0 0)) [2021-12-16 03:50:07,043 INFO L858 garLoopResultBuilder]: For program point L3456-1(lines 3456 3457) no Hoare annotation was computed. [2021-12-16 03:50:07,044 INFO L858 garLoopResultBuilder]: For program point L3886(lines 3886 3890) no Hoare annotation was computed. [2021-12-16 03:50:07,044 INFO L854 garLoopResultBuilder]: At program point L2829(lines 2826 2831) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1)) [2021-12-16 03:50:07,044 INFO L858 garLoopResultBuilder]: For program point L3688(lines 3688 3691) no Hoare annotation was computed. [2021-12-16 03:50:07,044 INFO L858 garLoopResultBuilder]: For program point L3721(lines 3721 3741) no Hoare annotation was computed. [2021-12-16 03:50:07,044 INFO L854 garLoopResultBuilder]: At program point L4547(lines 4546 4548) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,044 INFO L854 garLoopResultBuilder]: At program point L3490(lines 3466 3497) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1) (= ~pg_drive_count~0 0)) [2021-12-16 03:50:07,044 INFO L854 garLoopResultBuilder]: At program point L3028(line 3028) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1)) [2021-12-16 03:50:07,044 INFO L858 garLoopResultBuilder]: For program point L3028-1(line 3028) no Hoare annotation was computed. [2021-12-16 03:50:07,045 INFO L858 garLoopResultBuilder]: For program point L3458(lines 3458 3497) no Hoare annotation was computed. [2021-12-16 03:50:07,045 INFO L858 garLoopResultBuilder]: For program point L3756(lines 3756 3759) no Hoare annotation was computed. [2021-12-16 03:50:07,045 INFO L858 garLoopResultBuilder]: For program point L3756-2(lines 3756 3759) no Hoare annotation was computed. [2021-12-16 03:50:07,045 INFO L858 garLoopResultBuilder]: For program point L3657-1(line 3657) no Hoare annotation was computed. [2021-12-16 03:50:07,045 INFO L854 garLoopResultBuilder]: At program point L3657(line 3657) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,045 INFO L854 garLoopResultBuilder]: At program point L3492(lines 3466 3497) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1) (= ~pg_drive_count~0 0)) [2021-12-16 03:50:07,045 INFO L858 garLoopResultBuilder]: For program point L4483(lines 4483 4486) no Hoare annotation was computed. [2021-12-16 03:50:07,046 INFO L858 garLoopResultBuilder]: For program point L3459-1(line 3459) no Hoare annotation was computed. [2021-12-16 03:50:07,046 INFO L854 garLoopResultBuilder]: At program point L3459(line 3459) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1) (= ~pg_drive_count~0 0)) [2021-12-16 03:50:07,046 INFO L854 garLoopResultBuilder]: At program point L3922(lines 3837 3943) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,046 INFO L854 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,046 INFO L854 garLoopResultBuilder]: At program point L3790(lines 3780 3816) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,046 INFO L858 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2021-12-16 03:50:07,046 INFO L858 garLoopResultBuilder]: For program point L3658(lines 3658 3664) no Hoare annotation was computed. [2021-12-16 03:50:07,046 INFO L858 garLoopResultBuilder]: For program point L3658-2(lines 3658 3664) no Hoare annotation was computed. [2021-12-16 03:50:07,047 INFO L858 garLoopResultBuilder]: For program point L3559-1(line 3559) no Hoare annotation was computed. [2021-12-16 03:50:07,047 INFO L854 garLoopResultBuilder]: At program point L3559(line 3559) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,047 INFO L858 garLoopResultBuilder]: For program point L3460(lines 3460 3465) no Hoare annotation was computed. [2021-12-16 03:50:07,047 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-16 03:50:07,047 INFO L858 garLoopResultBuilder]: For program point L3659(lines 3659 3662) no Hoare annotation was computed. [2021-12-16 03:50:07,047 INFO L854 garLoopResultBuilder]: At program point L3560(lines 3553 3562) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,047 INFO L858 garLoopResultBuilder]: For program point L3527(lines 3527 3531) no Hoare annotation was computed. [2021-12-16 03:50:07,047 INFO L854 garLoopResultBuilder]: At program point L4485(line 4485) the Hoare annotation is: false [2021-12-16 03:50:07,048 INFO L858 garLoopResultBuilder]: For program point L4485-1(lines 4482 4500) no Hoare annotation was computed. [2021-12-16 03:50:07,048 INFO L858 garLoopResultBuilder]: For program point L2933-1(line 2933) no Hoare annotation was computed. [2021-12-16 03:50:07,048 INFO L854 garLoopResultBuilder]: At program point L2933(line 2933) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,048 INFO L854 garLoopResultBuilder]: At program point L2933-2(lines 2931 2934) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,048 INFO L854 garLoopResultBuilder]: At program point L3792(lines 3780 3816) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,048 INFO L858 garLoopResultBuilder]: For program point L2835-1(line 2835) no Hoare annotation was computed. [2021-12-16 03:50:07,048 INFO L854 garLoopResultBuilder]: At program point L2835(line 2835) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,049 INFO L854 garLoopResultBuilder]: At program point L3694(lines 3637 3696) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,049 INFO L858 garLoopResultBuilder]: For program point L3727(lines 3727 3730) no Hoare annotation was computed. [2021-12-16 03:50:07,049 INFO L858 garLoopResultBuilder]: For program point L3727-2(lines 3727 3730) no Hoare annotation was computed. [2021-12-16 03:50:07,049 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-16 03:50:07,049 INFO L858 garLoopResultBuilder]: For program point L3034(lines 3034 3037) no Hoare annotation was computed. [2021-12-16 03:50:07,049 INFO L858 garLoopResultBuilder]: For program point L3034-2(lines 3034 3037) no Hoare annotation was computed. [2021-12-16 03:50:07,049 INFO L854 garLoopResultBuilder]: At program point L2836(lines 2832 2838) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,049 INFO L854 garLoopResultBuilder]: At program point L3794(lines 3780 3816) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,050 INFO L854 garLoopResultBuilder]: At program point L3728(line 3728) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,050 INFO L854 garLoopResultBuilder]: At program point L3761(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,050 INFO L858 garLoopResultBuilder]: For program point L3728-1(line 3728) no Hoare annotation was computed. [2021-12-16 03:50:07,050 INFO L858 garLoopResultBuilder]: For program point L4587(lines 4587 4589) no Hoare annotation was computed. [2021-12-16 03:50:07,050 INFO L854 garLoopResultBuilder]: At program point L3464(line 3464) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1) (= ~pg_drive_count~0 0)) [2021-12-16 03:50:07,050 INFO L858 garLoopResultBuilder]: For program point L3464-1(line 3464) no Hoare annotation was computed. [2021-12-16 03:50:07,050 INFO L858 garLoopResultBuilder]: For program point L3894(line 3894) no Hoare annotation was computed. [2021-12-16 03:50:07,050 INFO L858 garLoopResultBuilder]: For program point L3861(line 3861) no Hoare annotation was computed. [2021-12-16 03:50:07,051 INFO L854 garLoopResultBuilder]: At program point L4489(line 4489) the Hoare annotation is: false [2021-12-16 03:50:07,051 INFO L858 garLoopResultBuilder]: For program point L4489-1(lines 4482 4500) no Hoare annotation was computed. [2021-12-16 03:50:07,051 INFO L858 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2021-12-16 03:50:07,051 INFO L858 garLoopResultBuilder]: For program point L3862(lines 3862 3867) no Hoare annotation was computed. [2021-12-16 03:50:07,051 INFO L854 garLoopResultBuilder]: At program point L3763(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,051 INFO L858 garLoopResultBuilder]: For program point L3532(lines 3532 3536) no Hoare annotation was computed. [2021-12-16 03:50:07,051 INFO L854 garLoopResultBuilder]: At program point L3532-2(lines 3532 3536) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,052 INFO L858 garLoopResultBuilder]: For program point L3533-1(line 3533) no Hoare annotation was computed. [2021-12-16 03:50:07,052 INFO L854 garLoopResultBuilder]: At program point L3533(line 3533) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,052 INFO L854 garLoopResultBuilder]: At program point L4524(lines 4523 4525) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,052 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-16 03:50:07,052 INFO L854 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,052 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-12-16 03:50:07,052 INFO L854 garLoopResultBuilder]: At program point L4029(lines 4021 4031) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,053 INFO L854 garLoopResultBuilder]: At program point L3798(line 3798) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-16 03:50:07,053 INFO L854 garLoopResultBuilder]: At program point L3732(lines 3721 3740) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,053 INFO L858 garLoopResultBuilder]: For program point L3798-1(line 3798) no Hoare annotation was computed. [2021-12-16 03:50:07,053 INFO L854 garLoopResultBuilder]: At program point L3765(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,053 INFO L854 garLoopResultBuilder]: At program point L3039(lines 3020 3047) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_state_variable_0~0 1)) [2021-12-16 03:50:07,053 INFO L854 garLoopResultBuilder]: At program point L2940(lines 2936 2942) the Hoare annotation is: (and (= 0 ~ldv_retval_1~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~disable~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-16 03:50:07,053 INFO L854 garLoopResultBuilder]: At program point L4493(line 4493) the Hoare annotation is: false [2021-12-16 03:50:07,054 INFO L858 garLoopResultBuilder]: For program point L4493-1(lines 4482 4500) no Hoare annotation was computed. [2021-12-16 03:50:07,054 INFO L854 garLoopResultBuilder]: At program point L3734(lines 3721 3740) the Hoare annotation is: (let ((.cse0 (= 0 ~ldv_retval_1~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_pg_mutex~0 1)) (.cse3 (= ~ldv_mutex_mutex_of_device~0 1)) (.cse4 (= ~disable~0 0)) (.cse5 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse6 (= ~ldv_state_variable_0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~pg_drive_count~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_pg_detect_~k~3#1| 0) .cse3 .cse4 .cse5 .cse6))) [2021-12-16 03:50:07,054 INFO L858 garLoopResultBuilder]: For program point xsFINAL(lines 3326 3364) no Hoare annotation was computed. [2021-12-16 03:50:07,054 INFO L858 garLoopResultBuilder]: For program point L3357-1(lines 3357 3360) no Hoare annotation was computed. [2021-12-16 03:50:07,054 INFO L861 garLoopResultBuilder]: At program point L3354(lines 3333 3363) the Hoare annotation is: true [2021-12-16 03:50:07,054 INFO L858 garLoopResultBuilder]: For program point xsEXIT(lines 3326 3364) no Hoare annotation was computed. [2021-12-16 03:50:07,054 INFO L861 garLoopResultBuilder]: At program point L3352(lines 3333 3363) the Hoare annotation is: true [2021-12-16 03:50:07,054 INFO L861 garLoopResultBuilder]: At program point xsENTRY(lines 3326 3364) the Hoare annotation is: true [2021-12-16 03:50:07,055 INFO L861 garLoopResultBuilder]: At program point L3350(lines 3333 3363) the Hoare annotation is: true [2021-12-16 03:50:07,055 INFO L858 garLoopResultBuilder]: For program point L3341(lines 3341 3348) no Hoare annotation was computed. [2021-12-16 03:50:07,055 INFO L858 garLoopResultBuilder]: For program point L3341-2(lines 3341 3348) no Hoare annotation was computed. [2021-12-16 03:50:07,055 INFO L861 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2021-12-16 03:50:07,055 INFO L858 garLoopResultBuilder]: For program point L3393(lines 3393 3396) no Hoare annotation was computed. [2021-12-16 03:50:07,055 INFO L858 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2021-12-16 03:50:07,055 INFO L858 garLoopResultBuilder]: For program point L3388(lines 3388 3391) no Hoare annotation was computed. [2021-12-16 03:50:07,055 INFO L858 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2021-12-16 03:50:07,056 INFO L861 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: true [2021-12-16 03:50:07,056 INFO L858 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3365 3406) no Hoare annotation was computed. [2021-12-16 03:50:07,056 INFO L861 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3365 3406) the Hoare annotation is: true [2021-12-16 03:50:07,056 INFO L861 garLoopResultBuilder]: At program point L3398(line 3398) the Hoare annotation is: true [2021-12-16 03:50:07,056 INFO L858 garLoopResultBuilder]: For program point L3399(line 3399) no Hoare annotation was computed. [2021-12-16 03:50:07,056 INFO L858 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3365 3406) no Hoare annotation was computed. [2021-12-16 03:50:07,056 INFO L858 garLoopResultBuilder]: For program point L3397(lines 3397 3403) no Hoare annotation was computed. [2021-12-16 03:50:07,056 INFO L861 garLoopResultBuilder]: At program point L3398-1(line 3398) the Hoare annotation is: true [2021-12-16 03:50:07,057 INFO L858 garLoopResultBuilder]: For program point L3397-2(lines 3397 3403) no Hoare annotation was computed. [2021-12-16 03:50:07,057 INFO L858 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4569 4571) no Hoare annotation was computed. [2021-12-16 03:50:07,057 INFO L861 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4569 4571) the Hoare annotation is: true [2021-12-16 03:50:07,057 INFO L858 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4569 4571) no Hoare annotation was computed. [2021-12-16 03:50:07,060 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:50:07,062 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-16 03:50:07,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 03:50:07 BoogieIcfgContainer [2021-12-16 03:50:07,113 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-16 03:50:07,113 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-16 03:50:07,114 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-16 03:50:07,114 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-16 03:50:07,114 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:49:52" (3/4) ... [2021-12-16 03:50:07,117 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-16 03:50:07,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-12-16 03:50:07,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2021-12-16 03:50:07,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2021-12-16 03:50:07,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2021-12-16 03:50:07,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2021-12-16 03:50:07,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2021-12-16 03:50:07,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-12-16 03:50:07,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2021-12-16 03:50:07,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2021-12-16 03:50:07,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2021-12-16 03:50:07,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2021-12-16 03:50:07,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_11 [2021-12-16 03:50:07,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2021-12-16 03:50:07,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2021-12-16 03:50:07,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-12-16 03:50:07,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2021-12-16 03:50:07,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-16 03:50:07,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2021-12-16 03:50:07,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2021-12-16 03:50:07,127 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2021-12-16 03:50:07,127 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-12-16 03:50:07,127 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2021-12-16 03:50:07,127 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2021-12-16 03:50:07,127 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2021-12-16 03:50:07,127 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-16 03:50:07,127 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2021-12-16 03:50:07,127 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-12-16 03:50:07,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2021-12-16 03:50:07,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2021-12-16 03:50:07,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2021-12-16 03:50:07,156 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 222 nodes and edges [2021-12-16 03:50:07,158 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2021-12-16 03:50:07,160 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-12-16 03:50:07,162 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-16 03:50:07,163 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-16 03:50:07,165 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-16 03:50:07,166 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-16 03:50:07,207 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_pg_mutex == 1) || ldv_state_variable_1 == \old(ldv_state_variable_1)) || !(ldv_mutex_mutex_of_device == 1)) || !(0 == ldv_retval_1)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(ldv_mutex_lock == 1)) || !(disable == 0) [2021-12-16 03:50:07,207 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_pg_mutex == 1) || ldv_state_variable_1 == \old(ldv_state_variable_1)) || !(ldv_mutex_mutex_of_device == 1)) || !(0 == ldv_retval_1)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(ldv_mutex_lock == 1)) || !(disable == 0) [2021-12-16 03:50:07,373 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-16 03:50:07,373 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-16 03:50:07,374 INFO L158 Benchmark]: Toolchain (without parser) took 18293.28ms. Allocated memory was 109.1MB in the beginning and 333.4MB in the end (delta: 224.4MB). Free memory was 72.6MB in the beginning and 253.8MB in the end (delta: -181.2MB). Peak memory consumption was 208.8MB. Max. memory is 16.1GB. [2021-12-16 03:50:07,374 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 81.8MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 75.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 03:50:07,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1278.56ms. Allocated memory is still 109.1MB. Free memory was 72.4MB in the beginning and 68.3MB in the end (delta: 4.0MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-12-16 03:50:07,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.27ms. Allocated memory is still 109.1MB. Free memory was 68.3MB in the beginning and 61.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-16 03:50:07,375 INFO L158 Benchmark]: Boogie Preprocessor took 83.40ms. Allocated memory is still 109.1MB. Free memory was 61.0MB in the beginning and 52.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-16 03:50:07,376 INFO L158 Benchmark]: RCFGBuilder took 1695.16ms. Allocated memory was 109.1MB in the beginning and 182.5MB in the end (delta: 73.4MB). Free memory was 52.6MB in the beginning and 130.2MB in the end (delta: -77.6MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2021-12-16 03:50:07,376 INFO L158 Benchmark]: TraceAbstraction took 14848.42ms. Allocated memory was 182.5MB in the beginning and 333.4MB in the end (delta: 151.0MB). Free memory was 130.2MB in the beginning and 94.8MB in the end (delta: 35.4MB). Peak memory consumption was 198.3MB. Max. memory is 16.1GB. [2021-12-16 03:50:07,376 INFO L158 Benchmark]: Witness Printer took 259.77ms. Allocated memory is still 333.4MB. Free memory was 94.8MB in the beginning and 253.8MB in the end (delta: -158.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-16 03:50:07,383 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 81.8MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 75.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1278.56ms. Allocated memory is still 109.1MB. Free memory was 72.4MB in the beginning and 68.3MB in the end (delta: 4.0MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.27ms. Allocated memory is still 109.1MB. Free memory was 68.3MB in the beginning and 61.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.40ms. Allocated memory is still 109.1MB. Free memory was 61.0MB in the beginning and 52.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1695.16ms. Allocated memory was 109.1MB in the beginning and 182.5MB in the end (delta: 73.4MB). Free memory was 52.6MB in the beginning and 130.2MB in the end (delta: -77.6MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * TraceAbstraction took 14848.42ms. Allocated memory was 182.5MB in the beginning and 333.4MB in the end (delta: 151.0MB). Free memory was 130.2MB in the beginning and 94.8MB in the end (delta: 35.4MB). Peak memory consumption was 198.3MB. Max. memory is 16.1GB. * Witness Printer took 259.77ms. Allocated memory is still 333.4MB. Free memory was 94.8MB in the beginning and 253.8MB in the end (delta: -158.9MB). Peak memory consumption was 6.3MB. 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: 14.7s, OverallIterations: 13, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5749 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5649 mSDsluCounter, 13340 SdHoareTripleChecker+Invalid, 1.0s 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: 0.8s 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, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 1.4s 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: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4013]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2812]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4401]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && 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: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 4523]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4459]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && 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: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && 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_pg_mutex == 1) || ldv_state_variable_1 == \old(ldv_state_variable_1)) || !(ldv_mutex_mutex_of_device == 1)) || !(0 == ldv_retval_1)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(ldv_mutex_lock == 1)) || !(disable == 0) - InvariantResult [Line: 4559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: (((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2936]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 2832]: Loop Invariant Derived loop invariant: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 4529]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4005]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 4021]: Loop Invariant Derived loop invariant: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 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: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3515]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 2826]: Loop Invariant Derived loop invariant: (((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 2899]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_pg_mutex == 1) || ldv_state_variable_1 == \old(ldv_state_variable_1)) || !(ldv_mutex_mutex_of_device == 1)) || !(0 == ldv_retval_1)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(ldv_mutex_lock == 1)) || !(disable == 0) - InvariantResult [Line: 3553]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && 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: (((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3697]: Loop Invariant Derived loop invariant: ((((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_state_variable_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1)) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3776]: Loop Invariant Derived loop invariant: (((((0 == ldv_retval_1 && ldv_state_variable_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 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: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 4546]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: (((ldv_mutex_lock == 1 && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1 - InvariantResult [Line: 3508]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && 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: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && 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: (((((0 == ldv_retval_1 && ldv_state_variable_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 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: (((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((0 == ldv_retval_1 && ldv_state_variable_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4509]: Loop Invariant Derived loop invariant: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 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: ((((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_state_variable_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1)) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 4470]: Loop Invariant Derived loop invariant: ((((((0 == ldv_retval_1 && ldv_state_variable_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && pg_drive_count == 0 - 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: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) - InvariantResult [Line: 3442]: Loop Invariant Derived loop invariant: (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 1) && pg_drive_count == 0) || (((((((0 == ldv_retval_1 && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && k == 0) && ldv_mutex_mutex_of_device == 1) && disable == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_state_variable_0 == 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! [2021-12-16 03:50:07,456 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