./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 35987657 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-?-3598765 [2022-07-21 10:40:18,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 10:40:18,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 10:40:18,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 10:40:18,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 10:40:18,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 10:40:18,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 10:40:18,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 10:40:18,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 10:40:18,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 10:40:18,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 10:40:18,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 10:40:18,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 10:40:18,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 10:40:18,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 10:40:18,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 10:40:18,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 10:40:18,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 10:40:18,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 10:40:18,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 10:40:18,853 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 10:40:18,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 10:40:18,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 10:40:18,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 10:40:18,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 10:40:18,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 10:40:18,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 10:40:18,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 10:40:18,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 10:40:18,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 10:40:18,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 10:40:18,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 10:40:18,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 10:40:18,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 10:40:18,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 10:40:18,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 10:40:18,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 10:40:18,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 10:40:18,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 10:40:18,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 10:40:18,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 10:40:18,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 10:40:18,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 10:40:18,903 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 10:40:18,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 10:40:18,904 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 10:40:18,904 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 10:40:18,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 10:40:18,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 10:40:18,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 10:40:18,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 10:40:18,905 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 10:40:18,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 10:40:18,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 10:40:18,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 10:40:18,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 10:40:18,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 10:40:18,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 10:40:18,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 10:40:18,907 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 10:40:18,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 10:40:18,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 10:40:18,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 10:40:18,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 10:40:18,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:40:18,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 10:40:18,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 10:40:18,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 10:40:18,908 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 10:40:18,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 10:40:18,909 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 10:40:18,909 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 10:40:18,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 10:40:18,909 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 [2022-07-21 10:40:19,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 10:40:19,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 10:40:19,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 10:40:19,161 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 10:40:19,162 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 10:40:19,163 INFO L432 ainManager$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 [2022-07-21 10:40:19,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77941c734/acf1bc53f162443788a55751c33b6abb/FLAG47aeb710a [2022-07-21 10:40:19,748 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 10:40:19,750 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 [2022-07-21 10:40:19,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77941c734/acf1bc53f162443788a55751c33b6abb/FLAG47aeb710a [2022-07-21 10:40:19,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77941c734/acf1bc53f162443788a55751c33b6abb [2022-07-21 10:40:19,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 10:40:19,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 10:40:19,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 10:40:19,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 10:40:19,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 10:40:19,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:40:19" (1/1) ... [2022-07-21 10:40:19,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c7dc4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:19, skipping insertion in model container [2022-07-21 10:40:19,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:40:19" (1/1) ... [2022-07-21 10:40:20,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 10:40:20,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 10:40:20,848 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] [2022-07-21 10:40:20,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:40:20,921 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 10:40:21,078 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] [2022-07-21 10:40:21,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:40:21,138 INFO L208 MainTranslator]: Completed translation [2022-07-21 10:40:21,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21 WrapperNode [2022-07-21 10:40:21,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 10:40:21,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 10:40:21,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 10:40:21,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 10:40:21,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (1/1) ... [2022-07-21 10:40:21,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (1/1) ... [2022-07-21 10:40:21,263 INFO L137 Inliner]: procedures = 131, calls = 529, calls flagged for inlining = 47, calls inlined = 39, statements flattened = 1136 [2022-07-21 10:40:21,267 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 10:40:21,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 10:40:21,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 10:40:21,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 10:40:21,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (1/1) ... [2022-07-21 10:40:21,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (1/1) ... [2022-07-21 10:40:21,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (1/1) ... [2022-07-21 10:40:21,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (1/1) ... [2022-07-21 10:40:21,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (1/1) ... [2022-07-21 10:40:21,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (1/1) ... [2022-07-21 10:40:21,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (1/1) ... [2022-07-21 10:40:21,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 10:40:21,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 10:40:21,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 10:40:21,442 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 10:40:21,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (1/1) ... [2022-07-21 10:40:21,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:40:21,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:40:21,483 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) [2022-07-21 10:40:21,499 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 [2022-07-21 10:40:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2022-07-21 10:40:21,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2022-07-21 10:40:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2022-07-21 10:40:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2022-07-21 10:40:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2022-07-21 10:40:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2022-07-21 10:40:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2022-07-21 10:40:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2022-07-21 10:40:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 10:40:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2022-07-21 10:40:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2022-07-21 10:40:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 10:40:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 10:40:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2022-07-21 10:40:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2022-07-21 10:40:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2022-07-21 10:40:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2022-07-21 10:40:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 10:40:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-21 10:40:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-21 10:40:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-21 10:40:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-21 10:40:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2022-07-21 10:40:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2022-07-21 10:40:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 10:40:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 10:40:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 10:40:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 10:40:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-21 10:40:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-21 10:40:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 10:40:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-21 10:40:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-21 10:40:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-21 10:40:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-21 10:40:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 10:40:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2022-07-21 10:40:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2022-07-21 10:40:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 10:40:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 10:40:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2022-07-21 10:40:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2022-07-21 10:40:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2022-07-21 10:40:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2022-07-21 10:40:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-21 10:40:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 10:40:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2022-07-21 10:40:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2022-07-21 10:40:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2022-07-21 10:40:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2022-07-21 10:40:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2022-07-21 10:40:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2022-07-21 10:40:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 10:40:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 10:40:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2022-07-21 10:40:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2022-07-21 10:40:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2022-07-21 10:40:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2022-07-21 10:40:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-21 10:40:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-21 10:40:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2022-07-21 10:40:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2022-07-21 10:40:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2022-07-21 10:40:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2022-07-21 10:40:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2022-07-21 10:40:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2022-07-21 10:40:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 10:40:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-21 10:40:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-21 10:40:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 10:40:21,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 10:40:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2022-07-21 10:40:21,517 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2022-07-21 10:40:21,782 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 10:40:21,783 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 10:40:23,079 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 10:40:23,087 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 10:40:23,087 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 10:40:23,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:40:23 BoogieIcfgContainer [2022-07-21 10:40:23,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 10:40:23,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 10:40:23,090 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 10:40:23,092 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 10:40:23,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:40:19" (1/3) ... [2022-07-21 10:40:23,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d3f1588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:40:23, skipping insertion in model container [2022-07-21 10:40:23,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:40:21" (2/3) ... [2022-07-21 10:40:23,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d3f1588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:40:23, skipping insertion in model container [2022-07-21 10:40:23,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:40:23" (3/3) ... [2022-07-21 10:40:23,094 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2022-07-21 10:40:23,104 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 10:40:23,104 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 10:40:23,142 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 10:40:23,147 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@63b51b88, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@571b005a [2022-07-21 10:40:23,147 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 10:40:23,151 INFO L276 IsEmpty]: Start isEmpty. Operand has 471 states, 353 states have (on average 1.385269121813031) internal successors, (489), 363 states have internal predecessors, (489), 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) [2022-07-21 10:40:23,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-07-21 10:40:23,158 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:23,158 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:40:23,159 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:23,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:23,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1143745826, now seen corresponding path program 1 times [2022-07-21 10:40:23,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:23,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589367891] [2022-07-21 10:40:23,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:23,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:23,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:23,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589367891] [2022-07-21 10:40:23,363 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589367891] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:23,363 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:40:23,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 10:40:23,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727439383] [2022-07-21 10:40:23,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:23,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:23,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:23,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:23,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:40:23,387 INFO L87 Difference]: Start difference. First operand has 471 states, 353 states have (on average 1.385269121813031) internal successors, (489), 363 states have internal predecessors, (489), 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 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-21 10:40:23,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:23,499 INFO L93 Difference]: Finished difference Result 1220 states and 1738 transitions. [2022-07-21 10:40:23,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:23,501 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 18 [2022-07-21 10:40:23,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:23,515 INFO L225 Difference]: With dead ends: 1220 [2022-07-21 10:40:23,516 INFO L226 Difference]: Without dead ends: 744 [2022-07-21 10:40:23,541 INFO L412 NwaCegarLoop]: 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 [2022-07-21 10:40:23,544 INFO L413 NwaCegarLoop]: 846 mSDtfsCounter, 391 mSDsluCounter, 604 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 1450 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 10:40:23,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 1450 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:23,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2022-07-21 10:40:23,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 720. [2022-07-21 10:40:23,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 535 states have (on average 1.3457943925233644) internal successors, (720), 545 states have internal predecessors, (720), 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) [2022-07-21 10:40:23,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 986 transitions. [2022-07-21 10:40:23,613 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 986 transitions. Word has length 18 [2022-07-21 10:40:23,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:23,614 INFO L495 AbstractCegarLoop]: Abstraction has 720 states and 986 transitions. [2022-07-21 10:40:23,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-21 10:40:23,614 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 986 transitions. [2022-07-21 10:40:23,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-07-21 10:40:23,615 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:23,616 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:40:23,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 10:40:23,616 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:23,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:23,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1314550378, now seen corresponding path program 1 times [2022-07-21 10:40:23,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:23,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208436945] [2022-07-21 10:40:23,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:23,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:23,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:23,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208436945] [2022-07-21 10:40:23,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208436945] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:23,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:40:23,692 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 10:40:23,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382567677] [2022-07-21 10:40:23,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:23,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:23,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:23,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:23,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:40:23,694 INFO L87 Difference]: Start difference. First operand 720 states and 986 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) [2022-07-21 10:40:23,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:23,722 INFO L93 Difference]: Finished difference Result 1437 states and 1969 transitions. [2022-07-21 10:40:23,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:23,723 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 [2022-07-21 10:40:23,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:23,727 INFO L225 Difference]: With dead ends: 1437 [2022-07-21 10:40:23,727 INFO L226 Difference]: Without dead ends: 720 [2022-07-21 10:40:23,729 INFO L412 NwaCegarLoop]: 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 [2022-07-21 10:40:23,735 INFO L413 NwaCegarLoop]: 637 mSDtfsCounter, 628 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 637 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 [2022-07-21 10:40:23,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [628 Valid, 637 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:23,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2022-07-21 10:40:23,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2022-07-21 10:40:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 535 states have (on average 1.3420560747663552) internal successors, (718), 545 states have internal predecessors, (718), 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) [2022-07-21 10:40:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 984 transitions. [2022-07-21 10:40:23,761 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 984 transitions. Word has length 19 [2022-07-21 10:40:23,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:23,761 INFO L495 AbstractCegarLoop]: Abstraction has 720 states and 984 transitions. [2022-07-21 10:40:23,761 INFO L496 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) [2022-07-21 10:40:23,761 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 984 transitions. [2022-07-21 10:40:23,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-07-21 10:40:23,763 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:23,763 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:40:23,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 10:40:23,763 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:23,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:23,764 INFO L85 PathProgramCache]: Analyzing trace with hash -84430360, now seen corresponding path program 1 times [2022-07-21 10:40:23,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:23,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762364542] [2022-07-21 10:40:23,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:23,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:23,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-21 10:40:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:23,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:23,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762364542] [2022-07-21 10:40:23,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762364542] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:23,842 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:40:23,842 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 10:40:23,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417931360] [2022-07-21 10:40:23,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:23,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 10:40:23,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:23,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 10:40:23,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 10:40:23,844 INFO L87 Difference]: Start difference. First operand 720 states and 984 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) [2022-07-21 10:40:24,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:24,784 INFO L93 Difference]: Finished difference Result 1809 states and 2476 transitions. [2022-07-21 10:40:24,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 10:40:24,784 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 [2022-07-21 10:40:24,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:24,789 INFO L225 Difference]: With dead ends: 1809 [2022-07-21 10:40:24,790 INFO L226 Difference]: Without dead ends: 1092 [2022-07-21 10:40:24,802 INFO L412 NwaCegarLoop]: 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 [2022-07-21 10:40:24,803 INFO L413 NwaCegarLoop]: 928 mSDtfsCounter, 767 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 840 SdHoareTripleChecker+Valid, 1372 SdHoareTripleChecker+Invalid, 811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-21 10:40:24,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [840 Valid, 1372 Invalid, 811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 548 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-21 10:40:24,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2022-07-21 10:40:24,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 1088. [2022-07-21 10:40:24,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 813 states have (on average 1.3456334563345633) internal successors, (1094), 825 states have internal predecessors, (1094), 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) [2022-07-21 10:40:24,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1486 transitions. [2022-07-21 10:40:24,834 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1486 transitions. Word has length 25 [2022-07-21 10:40:24,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:24,835 INFO L495 AbstractCegarLoop]: Abstraction has 1088 states and 1486 transitions. [2022-07-21 10:40:24,835 INFO L496 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) [2022-07-21 10:40:24,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1486 transitions. [2022-07-21 10:40:24,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-07-21 10:40:24,836 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:24,836 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:40:24,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 10:40:24,836 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:24,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:24,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1855712426, now seen corresponding path program 1 times [2022-07-21 10:40:24,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:24,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506371480] [2022-07-21 10:40:24,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:24,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:24,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:24,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506371480] [2022-07-21 10:40:24,888 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506371480] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:24,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:40:24,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 10:40:24,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819080764] [2022-07-21 10:40:24,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:24,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:24,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:24,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:24,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:40:24,894 INFO L87 Difference]: Start difference. First operand 1088 states and 1486 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) [2022-07-21 10:40:24,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:24,931 INFO L93 Difference]: Finished difference Result 2185 states and 2987 transitions. [2022-07-21 10:40:24,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:24,936 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 [2022-07-21 10:40:24,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:24,941 INFO L225 Difference]: With dead ends: 2185 [2022-07-21 10:40:24,941 INFO L226 Difference]: Without dead ends: 1100 [2022-07-21 10:40:24,946 INFO L412 NwaCegarLoop]: 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 [2022-07-21 10:40:24,948 INFO L413 NwaCegarLoop]: 636 mSDtfsCounter, 5 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1269 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 [2022-07-21 10:40:24,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1269 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:24,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2022-07-21 10:40:24,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 1090. [2022-07-21 10:40:24,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1090 states, 815 states have (on average 1.3447852760736196) internal successors, (1096), 827 states have internal predecessors, (1096), 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) [2022-07-21 10:40:24,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 1090 states and 1488 transitions. [2022-07-21 10:40:24,984 INFO L78 Accepts]: Start accepts. Automaton has 1090 states and 1488 transitions. Word has length 25 [2022-07-21 10:40:24,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:24,985 INFO L495 AbstractCegarLoop]: Abstraction has 1090 states and 1488 transitions. [2022-07-21 10:40:24,985 INFO L496 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) [2022-07-21 10:40:24,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1488 transitions. [2022-07-21 10:40:24,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-07-21 10:40:24,987 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:24,987 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:40:24,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 10:40:24,988 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:24,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:24,989 INFO L85 PathProgramCache]: Analyzing trace with hash 309736719, now seen corresponding path program 1 times [2022-07-21 10:40:24,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:24,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151115326] [2022-07-21 10:40:24,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:24,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:25,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:25,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 10:40:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:25,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:25,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:25,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151115326] [2022-07-21 10:40:25,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151115326] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 10:40:25,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831409421] [2022-07-21 10:40:25,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:25,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:25,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:40:25,123 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) [2022-07-21 10:40:25,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 10:40:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:25,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 10:40:25,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:40:25,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 10:40:25,422 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:40:25,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [831409421] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:25,422 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 10:40:25,422 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-21 10:40:25,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227576893] [2022-07-21 10:40:25,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:25,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:25,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:25,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:25,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:40:25,424 INFO L87 Difference]: Start difference. First operand 1090 states and 1488 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) [2022-07-21 10:40:25,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:25,467 INFO L93 Difference]: Finished difference Result 2494 states and 3459 transitions. [2022-07-21 10:40:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:25,468 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 [2022-07-21 10:40:25,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:25,474 INFO L225 Difference]: With dead ends: 2494 [2022-07-21 10:40:25,474 INFO L226 Difference]: Without dead ends: 1407 [2022-07-21 10:40:25,476 INFO L412 NwaCegarLoop]: 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 [2022-07-21 10:40:25,477 INFO L413 NwaCegarLoop]: 711 mSDtfsCounter, 210 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 1337 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 [2022-07-21 10:40:25,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 1337 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:25,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2022-07-21 10:40:25,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1116. [2022-07-21 10:40:25,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 835 states have (on average 1.3461077844311378) internal successors, (1124), 847 states have internal predecessors, (1124), 205 states have call successors, (205), 76 states have call predecessors, (205), 75 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2022-07-21 10:40:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1528 transitions. [2022-07-21 10:40:25,516 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1528 transitions. Word has length 34 [2022-07-21 10:40:25,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:25,517 INFO L495 AbstractCegarLoop]: Abstraction has 1116 states and 1528 transitions. [2022-07-21 10:40:25,517 INFO L496 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) [2022-07-21 10:40:25,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1528 transitions. [2022-07-21 10:40:25,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-07-21 10:40:25,518 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:25,518 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:40:25,576 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-21 10:40:25,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:25,748 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:25,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:25,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1010801297, now seen corresponding path program 1 times [2022-07-21 10:40:25,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:25,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951065361] [2022-07-21 10:40:25,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:25,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:25,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 10:40:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:25,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:25,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:25,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951065361] [2022-07-21 10:40:25,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951065361] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 10:40:25,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033378751] [2022-07-21 10:40:25,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:25,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:25,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:40:25,861 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) [2022-07-21 10:40:25,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 10:40:26,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:26,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 10:40:26,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:40:26,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 10:40:26,110 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:40:26,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033378751] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:26,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 10:40:26,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-21 10:40:26,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891647213] [2022-07-21 10:40:26,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:26,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:26,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:26,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:26,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:40:26,112 INFO L87 Difference]: Start difference. First operand 1116 states and 1528 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) [2022-07-21 10:40:26,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:26,181 INFO L93 Difference]: Finished difference Result 1138 states and 1554 transitions. [2022-07-21 10:40:26,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:26,182 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 [2022-07-21 10:40:26,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:26,188 INFO L225 Difference]: With dead ends: 1138 [2022-07-21 10:40:26,188 INFO L226 Difference]: Without dead ends: 1127 [2022-07-21 10:40:26,189 INFO L412 NwaCegarLoop]: 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 [2022-07-21 10:40:26,189 INFO L413 NwaCegarLoop]: 650 mSDtfsCounter, 633 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 663 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 [2022-07-21 10:40:26,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [633 Valid, 663 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:26,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1127 states. [2022-07-21 10:40:26,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1127 to 1116. [2022-07-21 10:40:26,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 835 states have (on average 1.3437125748502994) internal successors, (1122), 847 states have internal predecessors, (1122), 205 states have call successors, (205), 76 states have call predecessors, (205), 75 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2022-07-21 10:40:26,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1526 transitions. [2022-07-21 10:40:26,236 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1526 transitions. Word has length 34 [2022-07-21 10:40:26,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:26,236 INFO L495 AbstractCegarLoop]: Abstraction has 1116 states and 1526 transitions. [2022-07-21 10:40:26,237 INFO L496 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) [2022-07-21 10:40:26,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1526 transitions. [2022-07-21 10:40:26,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-07-21 10:40:26,239 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:26,239 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:40:26,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 10:40:26,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-07-21 10:40:26,456 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:26,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:26,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1068059599, now seen corresponding path program 1 times [2022-07-21 10:40:26,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:26,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756012216] [2022-07-21 10:40:26,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:26,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:26,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 10:40:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:26,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:26,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:26,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756012216] [2022-07-21 10:40:26,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756012216] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 10:40:26,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171912888] [2022-07-21 10:40:26,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:26,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:26,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:40:26,556 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) [2022-07-21 10:40:26,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-21 10:40:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:26,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 10:40:26,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:40:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 10:40:26,825 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:40:26,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [171912888] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:26,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 10:40:26,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-21 10:40:26,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957735362] [2022-07-21 10:40:26,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:26,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:26,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:26,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:26,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:40:26,827 INFO L87 Difference]: Start difference. First operand 1116 states and 1526 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) [2022-07-21 10:40:26,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:26,858 INFO L93 Difference]: Finished difference Result 1118 states and 1527 transitions. [2022-07-21 10:40:26,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:26,859 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 [2022-07-21 10:40:26,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:26,863 INFO L225 Difference]: With dead ends: 1118 [2022-07-21 10:40:26,863 INFO L226 Difference]: Without dead ends: 1115 [2022-07-21 10:40:26,864 INFO L412 NwaCegarLoop]: 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 [2022-07-21 10:40:26,865 INFO L413 NwaCegarLoop]: 635 mSDtfsCounter, 605 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 635 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 [2022-07-21 10:40:26,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [605 Valid, 635 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:26,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1115 states. [2022-07-21 10:40:26,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1115 to 1115. [2022-07-21 10:40:26,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1115 states, 835 states have (on average 1.3425149700598802) internal successors, (1121), 846 states have internal predecessors, (1121), 204 states have call successors, (204), 76 states have call predecessors, (204), 75 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2022-07-21 10:40:26,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 1115 states and 1524 transitions. [2022-07-21 10:40:26,898 INFO L78 Accepts]: Start accepts. Automaton has 1115 states and 1524 transitions. Word has length 34 [2022-07-21 10:40:26,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:26,898 INFO L495 AbstractCegarLoop]: Abstraction has 1115 states and 1524 transitions. [2022-07-21 10:40:26,898 INFO L496 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) [2022-07-21 10:40:26,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1524 transitions. [2022-07-21 10:40:26,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-07-21 10:40:26,899 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:26,899 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:40:26,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-21 10:40:27,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:27,112 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:27,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:27,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1250139455, now seen corresponding path program 1 times [2022-07-21 10:40:27,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:27,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794776940] [2022-07-21 10:40:27,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:27,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:27,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 10:40:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:27,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:27,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:27,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794776940] [2022-07-21 10:40:27,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794776940] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 10:40:27,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1462191740] [2022-07-21 10:40:27,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:27,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:27,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:40:27,196 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) [2022-07-21 10:40:27,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-21 10:40:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:27,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 10:40:27,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:40:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 10:40:27,518 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:40:27,518 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1462191740] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:27,519 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 10:40:27,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-21 10:40:27,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516924864] [2022-07-21 10:40:27,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:27,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:27,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:27,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:27,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:40:27,520 INFO L87 Difference]: Start difference. First operand 1115 states and 1524 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) [2022-07-21 10:40:27,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:27,554 INFO L93 Difference]: Finished difference Result 1117 states and 1525 transitions. [2022-07-21 10:40:27,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:27,554 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 [2022-07-21 10:40:27,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:27,559 INFO L225 Difference]: With dead ends: 1117 [2022-07-21 10:40:27,559 INFO L226 Difference]: Without dead ends: 1114 [2022-07-21 10:40:27,559 INFO L412 NwaCegarLoop]: 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 [2022-07-21 10:40:27,560 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 602 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 602 SdHoareTripleChecker+Valid, 633 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 [2022-07-21 10:40:27,560 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [602 Valid, 633 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:27,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2022-07-21 10:40:27,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 1114. [2022-07-21 10:40:27,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1114 states, 835 states have (on average 1.341317365269461) internal successors, (1120), 845 states have internal predecessors, (1120), 203 states have call successors, (203), 76 states have call predecessors, (203), 75 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2022-07-21 10:40:27,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 1114 states and 1522 transitions. [2022-07-21 10:40:27,604 INFO L78 Accepts]: Start accepts. Automaton has 1114 states and 1522 transitions. Word has length 35 [2022-07-21 10:40:27,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:27,604 INFO L495 AbstractCegarLoop]: Abstraction has 1114 states and 1522 transitions. [2022-07-21 10:40:27,605 INFO L496 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) [2022-07-21 10:40:27,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1522 transitions. [2022-07-21 10:40:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-07-21 10:40:27,605 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:27,605 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:40:27,636 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-21 10:40:27,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:27,825 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:27,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:27,826 INFO L85 PathProgramCache]: Analyzing trace with hash -99861230, now seen corresponding path program 1 times [2022-07-21 10:40:27,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:27,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664402060] [2022-07-21 10:40:27,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:27,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:27,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 10:40:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:27,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:27,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664402060] [2022-07-21 10:40:27,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664402060] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 10:40:27,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [572862777] [2022-07-21 10:40:27,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:27,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:27,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:40:27,877 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) [2022-07-21 10:40:27,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-21 10:40:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:28,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 10:40:28,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:40:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 10:40:28,130 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:40:28,130 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [572862777] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:28,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 10:40:28,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-21 10:40:28,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83875984] [2022-07-21 10:40:28,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:28,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:28,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:28,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:28,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:40:28,132 INFO L87 Difference]: Start difference. First operand 1114 states and 1522 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) [2022-07-21 10:40:28,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:28,176 INFO L93 Difference]: Finished difference Result 1116 states and 1523 transitions. [2022-07-21 10:40:28,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:28,176 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 [2022-07-21 10:40:28,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:28,181 INFO L225 Difference]: With dead ends: 1116 [2022-07-21 10:40:28,181 INFO L226 Difference]: Without dead ends: 1113 [2022-07-21 10:40:28,182 INFO L412 NwaCegarLoop]: 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 [2022-07-21 10:40:28,182 INFO L413 NwaCegarLoop]: 631 mSDtfsCounter, 599 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 631 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 [2022-07-21 10:40:28,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [599 Valid, 631 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:28,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2022-07-21 10:40:28,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1113. [2022-07-21 10:40:28,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1113 states, 835 states have (on average 1.340119760479042) internal successors, (1119), 844 states have internal predecessors, (1119), 202 states have call successors, (202), 76 states have call predecessors, (202), 75 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2022-07-21 10:40:28,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 1113 states and 1520 transitions. [2022-07-21 10:40:28,213 INFO L78 Accepts]: Start accepts. Automaton has 1113 states and 1520 transitions. Word has length 36 [2022-07-21 10:40:28,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:28,214 INFO L495 AbstractCegarLoop]: Abstraction has 1113 states and 1520 transitions. [2022-07-21 10:40:28,214 INFO L496 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) [2022-07-21 10:40:28,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1520 transitions. [2022-07-21 10:40:28,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-21 10:40:28,215 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:28,215 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:40:28,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-21 10:40:28,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:28,430 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:28,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:28,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1199030244, now seen corresponding path program 1 times [2022-07-21 10:40:28,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:28,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840102900] [2022-07-21 10:40:28,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:28,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:28,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 10:40:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:28,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:28,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:28,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840102900] [2022-07-21 10:40:28,479 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840102900] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 10:40:28,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1786279923] [2022-07-21 10:40:28,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:28,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:28,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:40:28,480 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) [2022-07-21 10:40:28,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-21 10:40:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:28,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 10:40:28,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:40:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 10:40:28,744 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:40:28,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1786279923] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:28,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 10:40:28,744 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-21 10:40:28,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327498519] [2022-07-21 10:40:28,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:28,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:28,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:28,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:28,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:40:28,746 INFO L87 Difference]: Start difference. First operand 1113 states and 1520 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) [2022-07-21 10:40:28,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:28,803 INFO L93 Difference]: Finished difference Result 1465 states and 1977 transitions. [2022-07-21 10:40:28,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:28,803 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 [2022-07-21 10:40:28,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:28,809 INFO L225 Difference]: With dead ends: 1465 [2022-07-21 10:40:28,810 INFO L226 Difference]: Without dead ends: 1432 [2022-07-21 10:40:28,811 INFO L412 NwaCegarLoop]: 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 [2022-07-21 10:40:28,811 INFO L413 NwaCegarLoop]: 695 mSDtfsCounter, 556 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 556 SdHoareTripleChecker+Valid, 976 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 [2022-07-21 10:40:28,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [556 Valid, 976 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:28,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1432 states. [2022-07-21 10:40:28,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1432 to 1432. [2022-07-21 10:40:28,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1432 states, 1055 states have (on average 1.3194312796208532) internal successors, (1392), 1066 states have internal predecessors, (1392), 272 states have call successors, (272), 105 states have call predecessors, (272), 104 states have return successors, (271), 271 states have call predecessors, (271), 271 states have call successors, (271) [2022-07-21 10:40:28,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 1935 transitions. [2022-07-21 10:40:28,851 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 1935 transitions. Word has length 37 [2022-07-21 10:40:28,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:28,851 INFO L495 AbstractCegarLoop]: Abstraction has 1432 states and 1935 transitions. [2022-07-21 10:40:28,851 INFO L496 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) [2022-07-21 10:40:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1935 transitions. [2022-07-21 10:40:28,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-07-21 10:40:28,853 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:28,853 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:40:28,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-21 10:40:29,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:29,072 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:29,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:29,073 INFO L85 PathProgramCache]: Analyzing trace with hash -295103741, now seen corresponding path program 1 times [2022-07-21 10:40:29,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:29,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323127798] [2022-07-21 10:40:29,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:29,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:29,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 10:40:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:29,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 10:40:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:40:29,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:29,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323127798] [2022-07-21 10:40:29,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323127798] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 10:40:29,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [817703374] [2022-07-21 10:40:29,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:29,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:29,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:40:29,163 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) [2022-07-21 10:40:29,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-21 10:40:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:29,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 10:40:29,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:40:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 10:40:29,419 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:40:29,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [817703374] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:29,420 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 10:40:29,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-21 10:40:29,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596242996] [2022-07-21 10:40:29,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:29,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:29,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:29,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:29,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:40:29,421 INFO L87 Difference]: Start difference. First operand 1432 states and 1935 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2022-07-21 10:40:29,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:29,465 INFO L93 Difference]: Finished difference Result 2871 states and 3882 transitions. [2022-07-21 10:40:29,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:29,466 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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 61 [2022-07-21 10:40:29,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:29,471 INFO L225 Difference]: With dead ends: 2871 [2022-07-21 10:40:29,471 INFO L226 Difference]: Without dead ends: 1442 [2022-07-21 10:40:29,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:40:29,475 INFO L413 NwaCegarLoop]: 595 mSDtfsCounter, 9 mSDsluCounter, 589 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1184 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 [2022-07-21 10:40:29,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 1184 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:29,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2022-07-21 10:40:29,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 1434. [2022-07-21 10:40:29,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1434 states, 1057 states have (on average 1.3188268684957427) internal successors, (1394), 1068 states have internal predecessors, (1394), 272 states have call successors, (272), 105 states have call predecessors, (272), 104 states have return successors, (271), 271 states have call predecessors, (271), 271 states have call successors, (271) [2022-07-21 10:40:29,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 1937 transitions. [2022-07-21 10:40:29,513 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 1937 transitions. Word has length 61 [2022-07-21 10:40:29,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:29,513 INFO L495 AbstractCegarLoop]: Abstraction has 1434 states and 1937 transitions. [2022-07-21 10:40:29,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2022-07-21 10:40:29,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1937 transitions. [2022-07-21 10:40:29,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-07-21 10:40:29,515 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:29,515 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:40:29,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-21 10:40:29,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:29,735 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:29,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:29,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1278386450, now seen corresponding path program 1 times [2022-07-21 10:40:29,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:29,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325898898] [2022-07-21 10:40:29,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:29,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:29,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 10:40:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:29,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-21 10:40:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:29,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 10:40:29,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:29,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325898898] [2022-07-21 10:40:29,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325898898] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 10:40:29,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [609622632] [2022-07-21 10:40:29,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:29,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:29,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:40:29,794 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) [2022-07-21 10:40:29,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-21 10:40:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:30,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 1073 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 10:40:30,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:40:30,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-07-21 10:40:30,102 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:40:30,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [609622632] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:30,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 10:40:30,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-07-21 10:40:30,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776063325] [2022-07-21 10:40:30,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:30,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 10:40:30,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:30,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 10:40:30,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-21 10:40:30,104 INFO L87 Difference]: Start difference. First operand 1434 states and 1937 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-21 10:40:30,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:30,163 INFO L93 Difference]: Finished difference Result 3192 states and 4372 transitions. [2022-07-21 10:40:30,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 10:40:30,164 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 65 [2022-07-21 10:40:30,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:30,170 INFO L225 Difference]: With dead ends: 3192 [2022-07-21 10:40:30,170 INFO L226 Difference]: Without dead ends: 1761 [2022-07-21 10:40:30,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-21 10:40:30,174 INFO L413 NwaCegarLoop]: 785 mSDtfsCounter, 172 mSDsluCounter, 1391 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 2176 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 10:40:30,175 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 2176 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:30,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1761 states. [2022-07-21 10:40:30,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1761 to 1448. [2022-07-21 10:40:30,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1448 states, 1069 states have (on average 1.3152478952291862) internal successors, (1406), 1080 states have internal predecessors, (1406), 274 states have call successors, (274), 105 states have call predecessors, (274), 104 states have return successors, (273), 273 states have call predecessors, (273), 273 states have call successors, (273) [2022-07-21 10:40:30,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1953 transitions. [2022-07-21 10:40:30,222 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1953 transitions. Word has length 65 [2022-07-21 10:40:30,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:30,222 INFO L495 AbstractCegarLoop]: Abstraction has 1448 states and 1953 transitions. [2022-07-21 10:40:30,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-21 10:40:30,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1953 transitions. [2022-07-21 10:40:30,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-07-21 10:40:30,224 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:40:30,224 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:40:30,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-21 10:40:30,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-07-21 10:40:30,444 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:40:30,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:40:30,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1221128148, now seen corresponding path program 1 times [2022-07-21 10:40:30,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:40:30,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922688294] [2022-07-21 10:40:30,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:30,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:40:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:30,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 10:40:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:30,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-21 10:40:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:30,523 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 10:40:30,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:40:30,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922688294] [2022-07-21 10:40:30,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922688294] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 10:40:30,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1760032852] [2022-07-21 10:40:30,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:40:30,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 10:40:30,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:40:30,526 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) [2022-07-21 10:40:30,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-21 10:40:30,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:40:30,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 1076 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 10:40:30,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:40:30,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-07-21 10:40:30,826 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:40:30,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1760032852] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:40:30,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 10:40:30,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-21 10:40:30,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819672758] [2022-07-21 10:40:30,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:40:30,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:40:30,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:40:30,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:40:30,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:40:30,828 INFO L87 Difference]: Start difference. First operand 1448 states and 1953 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2022-07-21 10:40:30,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:40:30,895 INFO L93 Difference]: Finished difference Result 1448 states and 1953 transitions. [2022-07-21 10:40:30,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:40:30,896 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 65 [2022-07-21 10:40:30,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:40:30,896 INFO L225 Difference]: With dead ends: 1448 [2022-07-21 10:40:30,896 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 10:40:30,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:40:30,900 INFO L413 NwaCegarLoop]: 814 mSDtfsCounter, 271 mSDsluCounter, 559 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 1373 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 [2022-07-21 10:40:30,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 1373 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 10:40:30,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 10:40:30,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 10:40:30,901 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) [2022-07-21 10:40:30,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 10:40:30,901 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2022-07-21 10:40:30,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:40:30,901 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 10:40:30,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2022-07-21 10:40:30,902 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 10:40:30,902 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 10:40:30,904 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 10:40:30,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-07-21 10:40:31,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-07-21 10:40:31,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 10:40:34,720 INFO L899 garLoopResultBuilder]: For program point L2977(line 2977) no Hoare annotation was computed. [2022-07-21 10:40:34,720 INFO L899 garLoopResultBuilder]: For program point L2971-1(line 2971) no Hoare annotation was computed. [2022-07-21 10:40:34,720 INFO L902 garLoopResultBuilder]: At program point L2971(line 2971) the Hoare annotation is: true [2022-07-21 10:40:34,720 INFO L899 garLoopResultBuilder]: For program point L2967(lines 2967 2978) no Hoare annotation was computed. [2022-07-21 10:40:34,720 INFO L899 garLoopResultBuilder]: For program point L2967-2(lines 2963 2979) no Hoare annotation was computed. [2022-07-21 10:40:34,720 INFO L899 garLoopResultBuilder]: For program point L2963(lines 2963 2979) no Hoare annotation was computed. [2022-07-21 10:40:34,720 INFO L902 garLoopResultBuilder]: At program point L2961-1(line 2961) the Hoare annotation is: true [2022-07-21 10:40:34,720 INFO L902 garLoopResultBuilder]: At program point L2961(line 2961) the Hoare annotation is: true [2022-07-21 10:40:34,720 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 2951 2982) the Hoare annotation is: true [2022-07-21 10:40:34,720 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 2951 2982) no Hoare annotation was computed. [2022-07-21 10:40:34,720 INFO L899 garLoopResultBuilder]: For program point L2972(lines 2972 2976) no Hoare annotation was computed. [2022-07-21 10:40:34,720 INFO L902 garLoopResultBuilder]: At program point L2972-2(lines 2972 2976) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point L2968(line 2968) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point L2966(line 2966) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point L2968-1(line 2968) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point L2964(line 2964) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point L2966-1(line 2966) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point L2962(line 2962) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point L2964-1(line 2964) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 2951 2982) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4566 4568) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4566 4568) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4566 4568) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point pi_initEXIT(lines 4556 4558) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point pi_initENTRY(lines 4556 4558) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point pi_initFINAL(lines 4556 4558) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point write_regFINAL(lines 3063 3069) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point L4573(lines 4572 4574) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point write_regENTRY(lines 3063 3069) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point write_regEXIT(lines 3063 3069) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3076 3082) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3076 3082) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3076 3082) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point L4581(lines 4580 4582) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4563 4565) the Hoare annotation is: true [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4563 4565) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L899 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4563 4565) no Hoare annotation was computed. [2022-07-21 10:40:34,721 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 4532 4534) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 4532 4534) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L902 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4552 4554) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4552 4554) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4552 4554) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point L3425(lines 3425 3429) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3407 3441) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point L3419-1(line 3419) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L902 garLoopResultBuilder]: At program point L3419(line 3419) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L902 garLoopResultBuilder]: At program point L3413-1(lines 3413 3438) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point L3413(lines 3413 3438) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L902 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L902 garLoopResultBuilder]: At program point L3426(lines 3413 3431) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L902 garLoopResultBuilder]: At program point L3424(lines 3413 3431) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3407 3441) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point L3418(lines 3418 3422) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L902 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3407 3441) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point L3433(lines 3433 3437) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L902 garLoopResultBuilder]: At program point L3052(line 3052) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point L3052-1(line 3052) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point status_regEXIT(lines 3049 3055) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L902 garLoopResultBuilder]: At program point status_regENTRY(lines 3049 3055) the Hoare annotation is: true [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point status_regFINAL(lines 3049 3055) no Hoare annotation was computed. [2022-07-21 10:40:34,722 INFO L899 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3231-1(line 3231) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L902 garLoopResultBuilder]: At program point L3231(line 3231) the Hoare annotation is: true [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3211(line 3211) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L902 garLoopResultBuilder]: At program point L3240(line 3240) the Hoare annotation is: true [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3211-2(line 3211) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3207-1(line 3207) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L902 garLoopResultBuilder]: At program point L3207(line 3207) the Hoare annotation is: true [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3211-4(line 3211) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3240-1(line 3240) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3211-6(line 3211) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3211-8(lines 3201 3242) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L902 garLoopResultBuilder]: At program point L3232(lines 3201 3242) the Hoare annotation is: true [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3220-1(lines 3220 3228) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3216-1(lines 3201 3242) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3212-1(lines 3201 3242) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L902 garLoopResultBuilder]: At program point L3237(lines 3201 3242) the Hoare annotation is: true [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3233(line 3233) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3221(lines 3221 3225) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3221-2(lines 3221 3225) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3213-1(line 3213) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3191 3243) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L902 garLoopResultBuilder]: At program point L3213(line 3213) the Hoare annotation is: true [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3209(line 3209) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3209-2(line 3209) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3209-4(line 3209) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3234(lines 3234 3238) no Hoare annotation was computed. [2022-07-21 10:40:34,723 INFO L899 garLoopResultBuilder]: For program point L3209-6(line 3209) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L902 garLoopResultBuilder]: At program point L3209-8(line 3209) the Hoare annotation is: true [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3191 3243) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L902 garLoopResultBuilder]: At program point L4560(lines 4559 4561) the Hoare annotation is: true [2022-07-21 10:40:34,724 INFO L902 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3191 3243) the Hoare annotation is: true [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point L3210(line 3210) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point L3206(line 3206) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L902 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: true [2022-07-21 10:40:34,724 INFO L902 garLoopResultBuilder]: At program point L3235(lines 3201 3242) the Hoare annotation is: true [2022-07-21 10:40:34,724 INFO L895 garLoopResultBuilder]: At program point ldv_unregister_chrdev_11ENTRY(lines 4032 4039) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2022-07-21 10:40:34,724 INFO L895 garLoopResultBuilder]: At program point L4513(lines 4512 4514) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11EXIT(lines 4032 4039) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11FINAL(lines 4032 4039) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L895 garLoopResultBuilder]: At program point L2903(lines 2899 2905) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3070 3075) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3070 3075) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L902 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3070 3075) the Hoare annotation is: true [2022-07-21 10:40:34,724 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 4542 4544) the Hoare annotation is: true [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 4542 4544) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 4542 4544) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 2983 2990) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 2983 2990) the Hoare annotation is: true [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 2983 2990) no Hoare annotation was computed. [2022-07-21 10:40:34,724 INFO L902 garLoopResultBuilder]: At program point L2986(line 2986) the Hoare annotation is: true [2022-07-21 10:40:34,724 INFO L899 garLoopResultBuilder]: For program point L2986-1(line 2986) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L902 garLoopResultBuilder]: At program point L4521(lines 4520 4522) the Hoare annotation is: true [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3083 3137) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3099(lines 3099 3103) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3128(line 3128) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3128-2(line 3128) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3128-4(line 3128) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3128-6(line 3128) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L902 garLoopResultBuilder]: At program point L3116(line 3116) the Hoare annotation is: true [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3116-1(line 3116) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L902 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3083 3137) the Hoare annotation is: true [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3117(lines 3117 3126) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3117-2(lines 3113 3133) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3113(lines 3113 3134) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L902 garLoopResultBuilder]: At program point L3109(lines 3092 3136) the Hoare annotation is: true [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3105(line 3105) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3118(lines 3118 3122) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3118-2(lines 3118 3122) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L902 garLoopResultBuilder]: At program point L3114(line 3114) the Hoare annotation is: true [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3114-1(line 3114) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3106(lines 3106 3110) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3083 3137) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L902 garLoopResultBuilder]: At program point L3102(line 3102) the Hoare annotation is: true [2022-07-21 10:40:34,725 INFO L902 garLoopResultBuilder]: At program point L4506(lines 4505 4507) the Hoare annotation is: true [2022-07-21 10:40:34,725 INFO L902 garLoopResultBuilder]: At program point L3102-1(lines 3092 3136) the Hoare annotation is: true [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3127(lines 3127 3130) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L899 garLoopResultBuilder]: For program point L3115-1(line 3115) no Hoare annotation was computed. [2022-07-21 10:40:34,725 INFO L902 garLoopResultBuilder]: At program point L3115(line 3115) the Hoare annotation is: true [2022-07-21 10:40:34,726 INFO L902 garLoopResultBuilder]: At program point L3107(lines 3092 3136) the Hoare annotation is: true [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 4041 4046) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4041 4046) the Hoare annotation is: true [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4044) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4041 4046) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L902 garLoopResultBuilder]: At program point L3582(line 3582) the Hoare annotation is: true [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3582-1(line 3582) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3578(lines 3578 3581) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3574(lines 3574 3577) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3563 3636) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3599(lines 3599 3611) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L902 garLoopResultBuilder]: At program point L3628(lines 3628 3629) the Hoare annotation is: true [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3595(lines 3595 3598) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3628-1(lines 3628 3629) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3591(lines 3591 3594) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3620(lines 3620 3623) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3587(lines 3587 3590) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3563 3636) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3583(lines 3583 3586) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3612(lines 3612 3615) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L902 garLoopResultBuilder]: At program point L3604(line 3604) the Hoare annotation is: true [2022-07-21 10:40:34,726 INFO L902 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3563 3636) the Hoare annotation is: true [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3604-1(line 3604) no Hoare annotation was computed. [2022-07-21 10:40:34,726 INFO L899 garLoopResultBuilder]: For program point L3600(lines 3600 3603) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point L3605(lines 3605 3608) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point L3630(lines 3630 3633) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L902 garLoopResultBuilder]: At program point L3618(line 3618) the Hoare annotation is: true [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point L3618-1(line 3618) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point L3619(lines 3619 3626) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L902 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4549 4551) the Hoare annotation is: true [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4549 4551) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4549 4551) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point L3161-1(line 3161) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L902 garLoopResultBuilder]: At program point L3161(line 3161) the Hoare annotation is: true [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3138 3190) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point L3157(lines 3157 3160) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L902 garLoopResultBuilder]: At program point L3153-1(line 3153) the Hoare annotation is: true [2022-07-21 10:40:34,727 INFO L902 garLoopResultBuilder]: At program point L3153(line 3153) the Hoare annotation is: true [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point L3149(lines 3149 3152) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point L3145-1(line 3145) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L902 garLoopResultBuilder]: At program point L3145(line 3145) the Hoare annotation is: true [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point L3162(lines 3162 3166) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L902 garLoopResultBuilder]: At program point L3154(line 3154) the Hoare annotation is: true [2022-07-21 10:40:34,727 INFO L899 garLoopResultBuilder]: For program point L3187-1(line 3187) no Hoare annotation was computed. [2022-07-21 10:40:34,727 INFO L902 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2022-07-21 10:40:34,727 INFO L902 garLoopResultBuilder]: At program point L3146(line 3146) the Hoare annotation is: true [2022-07-21 10:40:34,736 INFO L902 garLoopResultBuilder]: At program point L3179(lines 3168 3183) the Hoare annotation is: true [2022-07-21 10:40:34,736 INFO L899 garLoopResultBuilder]: For program point L3146-1(line 3146) no Hoare annotation was computed. [2022-07-21 10:40:34,736 INFO L902 garLoopResultBuilder]: At program point L3175(lines 3168 3183) the Hoare annotation is: true [2022-07-21 10:40:34,736 INFO L899 garLoopResultBuilder]: For program point L3167-1(line 3167) no Hoare annotation was computed. [2022-07-21 10:40:34,736 INFO L902 garLoopResultBuilder]: At program point L3167(line 3167) the Hoare annotation is: true [2022-07-21 10:40:34,737 INFO L902 garLoopResultBuilder]: At program point L3155(line 3155) the Hoare annotation is: true [2022-07-21 10:40:34,737 INFO L902 garLoopResultBuilder]: At program point L3147-1(line 3147) the Hoare annotation is: true [2022-07-21 10:40:34,737 INFO L902 garLoopResultBuilder]: At program point L3147(line 3147) the Hoare annotation is: true [2022-07-21 10:40:34,737 INFO L899 garLoopResultBuilder]: For program point L3168(lines 3168 3184) no Hoare annotation was computed. [2022-07-21 10:40:34,737 INFO L899 garLoopResultBuilder]: For program point L3168-2(lines 3168 3184) no Hoare annotation was computed. [2022-07-21 10:40:34,737 INFO L902 garLoopResultBuilder]: At program point L3164(lines 3144 3189) the Hoare annotation is: true [2022-07-21 10:40:34,737 INFO L899 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3138 3190) no Hoare annotation was computed. [2022-07-21 10:40:34,737 INFO L899 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2022-07-21 10:40:34,737 INFO L899 garLoopResultBuilder]: For program point L3148(line 3148) no Hoare annotation was computed. [2022-07-21 10:40:34,737 INFO L902 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3138 3190) the Hoare annotation is: true [2022-07-21 10:40:34,738 INFO L902 garLoopResultBuilder]: At program point L3177(lines 3168 3183) the Hoare annotation is: true [2022-07-21 10:40:34,738 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 4048 4053) no Hoare annotation was computed. [2022-07-21 10:40:34,738 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4048 4053) the Hoare annotation is: true [2022-07-21 10:40:34,738 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4048 4053) no Hoare annotation was computed. [2022-07-21 10:40:34,738 INFO L902 garLoopResultBuilder]: At program point clear_bitENTRY(lines 2805 2811) the Hoare annotation is: true [2022-07-21 10:40:34,738 INFO L899 garLoopResultBuilder]: For program point clear_bitFINAL(lines 2805 2811) no Hoare annotation was computed. [2022-07-21 10:40:34,738 INFO L899 garLoopResultBuilder]: For program point clear_bitEXIT(lines 2805 2811) no Hoare annotation was computed. [2022-07-21 10:40:34,738 INFO L899 garLoopResultBuilder]: For program point read_regFINAL(lines 3056 3062) no Hoare annotation was computed. [2022-07-21 10:40:34,738 INFO L899 garLoopResultBuilder]: For program point read_regEXIT(lines 3056 3062) no Hoare annotation was computed. [2022-07-21 10:40:34,738 INFO L902 garLoopResultBuilder]: At program point read_regENTRY(lines 3056 3062) the Hoare annotation is: true [2022-07-21 10:40:34,738 INFO L899 garLoopResultBuilder]: For program point L3059-1(line 3059) no Hoare annotation was computed. [2022-07-21 10:40:34,739 INFO L902 garLoopResultBuilder]: At program point L3059(line 3059) the Hoare annotation is: true [2022-07-21 10:40:34,739 INFO L899 garLoopResultBuilder]: For program point L3264(line 3264) no Hoare annotation was computed. [2022-07-21 10:40:34,739 INFO L902 garLoopResultBuilder]: At program point L3260(line 3260) the Hoare annotation is: true [2022-07-21 10:40:34,739 INFO L902 garLoopResultBuilder]: At program point L3322(line 3322) the Hoare annotation is: true [2022-07-21 10:40:34,739 INFO L899 garLoopResultBuilder]: For program point L3260-1(line 3260) no Hoare annotation was computed. [2022-07-21 10:40:34,739 INFO L899 garLoopResultBuilder]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2022-07-21 10:40:34,739 INFO L902 garLoopResultBuilder]: At program point L3310(lines 3301 3320) the Hoare annotation is: true [2022-07-21 10:40:34,739 INFO L899 garLoopResultBuilder]: For program point L3273-1(line 3273) no Hoare annotation was computed. [2022-07-21 10:40:34,739 INFO L902 garLoopResultBuilder]: At program point L3273(line 3273) the Hoare annotation is: true [2022-07-21 10:40:34,739 INFO L899 garLoopResultBuilder]: For program point L3261-1(line 3261) no Hoare annotation was computed. [2022-07-21 10:40:34,739 INFO L902 garLoopResultBuilder]: At program point L3261(line 3261) the Hoare annotation is: true [2022-07-21 10:40:34,740 INFO L902 garLoopResultBuilder]: At program point L3290(lines 3254 3324) the Hoare annotation is: true [2022-07-21 10:40:34,740 INFO L899 garLoopResultBuilder]: For program point L3286(line 3286) no Hoare annotation was computed. [2022-07-21 10:40:34,740 INFO L899 garLoopResultBuilder]: For program point L3315-1(lines 3315 3318) no Hoare annotation was computed. [2022-07-21 10:40:34,740 INFO L899 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3244 3325) no Hoare annotation was computed. [2022-07-21 10:40:34,740 INFO L899 garLoopResultBuilder]: For program point L3274(lines 3274 3278) no Hoare annotation was computed. [2022-07-21 10:40:34,740 INFO L902 garLoopResultBuilder]: At program point L3262(line 3262) the Hoare annotation is: true [2022-07-21 10:40:34,740 INFO L902 garLoopResultBuilder]: At program point L3262-1(line 3262) the Hoare annotation is: true [2022-07-21 10:40:34,740 INFO L902 garLoopResultBuilder]: At program point L3312(lines 3301 3320) the Hoare annotation is: true [2022-07-21 10:40:34,740 INFO L902 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3244 3325) the Hoare annotation is: true [2022-07-21 10:40:34,740 INFO L902 garLoopResultBuilder]: At program point L3308(lines 3301 3320) the Hoare annotation is: true [2022-07-21 10:40:34,741 INFO L902 garLoopResultBuilder]: At program point L3275(lines 3254 3324) the Hoare annotation is: true [2022-07-21 10:40:34,741 INFO L899 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3244 3325) no Hoare annotation was computed. [2022-07-21 10:40:34,741 INFO L899 garLoopResultBuilder]: For program point L3296(lines 3296 3300) no Hoare annotation was computed. [2022-07-21 10:40:34,741 INFO L899 garLoopResultBuilder]: For program point L3296-2(lines 3254 3324) no Hoare annotation was computed. [2022-07-21 10:40:34,741 INFO L902 garLoopResultBuilder]: At program point L3263(line 3263) the Hoare annotation is: true [2022-07-21 10:40:34,741 INFO L902 garLoopResultBuilder]: At program point L3292(lines 3254 3324) the Hoare annotation is: true [2022-07-21 10:40:34,741 INFO L902 garLoopResultBuilder]: At program point L3288(lines 3254 3324) the Hoare annotation is: true [2022-07-21 10:40:34,742 INFO L902 garLoopResultBuilder]: At program point L3280(lines 3254 3324) the Hoare annotation is: true [2022-07-21 10:40:34,742 INFO L899 garLoopResultBuilder]: For program point L3272(lines 3272 3281) no Hoare annotation was computed. [2022-07-21 10:40:34,742 INFO L902 garLoopResultBuilder]: At program point L3268(lines 3254 3324) the Hoare annotation is: true [2022-07-21 10:40:34,742 INFO L899 garLoopResultBuilder]: For program point L3301-1(lines 3301 3321) no Hoare annotation was computed. [2022-07-21 10:40:34,742 INFO L899 garLoopResultBuilder]: For program point L2913(lines 2913 2915) no Hoare annotation was computed. [2022-07-21 10:40:34,742 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 2921 2930) the Hoare annotation is: true [2022-07-21 10:40:34,742 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2921 2930) no Hoare annotation was computed. [2022-07-21 10:40:34,742 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 2929) no Hoare annotation was computed. [2022-07-21 10:40:34,742 INFO L902 garLoopResultBuilder]: At program point L2919(lines 2917 2920) the Hoare annotation is: true [2022-07-21 10:40:34,742 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2921 2930) no Hoare annotation was computed. [2022-07-21 10:40:34,743 INFO L899 garLoopResultBuilder]: For program point L2914(line 2914) no Hoare annotation was computed. [2022-07-21 10:40:34,743 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 4535 4537) the Hoare annotation is: true [2022-07-21 10:40:34,743 INFO L899 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 4535 4537) no Hoare annotation was computed. [2022-07-21 10:40:34,744 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 4535 4537) no Hoare annotation was computed. [2022-07-21 10:40:34,744 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4516 4518) no Hoare annotation was computed. [2022-07-21 10:40:34,744 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4516 4518) the Hoare annotation is: true [2022-07-21 10:40:34,744 INFO L899 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4516 4518) no Hoare annotation was computed. [2022-07-21 10:40:34,744 INFO L895 garLoopResultBuilder]: At program point L3041(lines 3020 3047) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,744 INFO L899 garLoopResultBuilder]: For program point L3669-1(lines 3669 3677) no Hoare annotation was computed. [2022-07-21 10:40:34,744 INFO L899 garLoopResultBuilder]: For program point L3669(lines 3669 3677) no Hoare annotation was computed. [2022-07-21 10:40:34,744 INFO L899 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2022-07-21 10:40:34,744 INFO L899 garLoopResultBuilder]: For program point L4462(lines 4462 4465) no Hoare annotation was computed. [2022-07-21 10:40:34,744 INFO L899 garLoopResultBuilder]: For program point L3471(lines 3471 3474) no Hoare annotation was computed. [2022-07-21 10:40:34,745 INFO L899 garLoopResultBuilder]: For program point L3901(line 3901) no Hoare annotation was computed. [2022-07-21 10:40:34,745 INFO L895 garLoopResultBuilder]: At program point L3505(lines 3442 3507) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,745 INFO L895 garLoopResultBuilder]: At program point L3043(lines 3016 3048) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,745 INFO L899 garLoopResultBuilder]: For program point L3902(lines 3902 3933) no Hoare annotation was computed. [2022-07-21 10:40:34,745 INFO L899 garLoopResultBuilder]: For program point L3935(line 3935) no Hoare annotation was computed. [2022-07-21 10:40:34,745 INFO L899 garLoopResultBuilder]: For program point L3869(line 3869) no Hoare annotation was computed. [2022-07-21 10:40:34,745 INFO L899 garLoopResultBuilder]: For program point L3803(lines 3803 3806) no Hoare annotation was computed. [2022-07-21 10:40:34,745 INFO L899 garLoopResultBuilder]: For program point L3803-2(lines 3803 3806) no Hoare annotation was computed. [2022-07-21 10:40:34,745 INFO L895 garLoopResultBuilder]: At program point L4530(lines 4529 4531) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,746 INFO L899 garLoopResultBuilder]: For program point L4464-1(lines 4462 4465) no Hoare annotation was computed. [2022-07-21 10:40:34,746 INFO L895 garLoopResultBuilder]: At program point L4497(line 4497) the Hoare annotation is: false [2022-07-21 10:40:34,746 INFO L895 garLoopResultBuilder]: At program point L4464(line 4464) the Hoare annotation is: false [2022-07-21 10:40:34,746 INFO L902 garLoopResultBuilder]: At program point L4497-1(lines 4480 4501) the Hoare annotation is: true [2022-07-21 10:40:34,746 INFO L899 garLoopResultBuilder]: For program point L3870(lines 3870 3874) no Hoare annotation was computed. [2022-07-21 10:40:34,746 INFO L895 garLoopResultBuilder]: At program point L3804(line 3804) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,746 INFO L899 garLoopResultBuilder]: For program point L3804-1(line 3804) no Hoare annotation was computed. [2022-07-21 10:40:34,747 INFO L895 garLoopResultBuilder]: At program point L3771(lines 3707 3774) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,747 INFO L899 garLoopResultBuilder]: For program point L3672(lines 3672 3675) no Hoare annotation was computed. [2022-07-21 10:40:34,747 INFO L899 garLoopResultBuilder]: For program point L3540(lines 3540 3546) no Hoare annotation was computed. [2022-07-21 10:40:34,747 INFO L899 garLoopResultBuilder]: For program point L3904(lines 3904 3930) no Hoare annotation was computed. [2022-07-21 10:40:34,747 INFO L899 garLoopResultBuilder]: For program point L3541-1(line 3541) no Hoare annotation was computed. [2022-07-21 10:40:34,747 INFO L895 garLoopResultBuilder]: At program point L3541(line 3541) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,747 INFO L899 garLoopResultBuilder]: For program point L3475-1(lines 3475 3476) no Hoare annotation was computed. [2022-07-21 10:40:34,747 INFO L895 garLoopResultBuilder]: At program point L3475(lines 3475 3476) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,747 INFO L895 garLoopResultBuilder]: At program point L3938(lines 3837 3943) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,747 INFO L899 garLoopResultBuilder]: For program point L3905(line 3905) no Hoare annotation was computed. [2022-07-21 10:40:34,748 INFO L895 garLoopResultBuilder]: At program point L3773(lines 3697 3775) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,748 INFO L895 garLoopResultBuilder]: At program point L4467(lines 4459 4469) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,748 INFO L899 garLoopResultBuilder]: For program point L3906(lines 3906 3911) no Hoare annotation was computed. [2022-07-21 10:40:34,748 INFO L899 garLoopResultBuilder]: For program point L3708(lines 3708 3712) no Hoare annotation was computed. [2022-07-21 10:40:34,748 INFO L899 garLoopResultBuilder]: For program point L3477(lines 3477 3486) no Hoare annotation was computed. [2022-07-21 10:40:34,748 INFO L895 garLoopResultBuilder]: At program point L2883(lines 2880 2885) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,748 INFO L895 garLoopResultBuilder]: At program point L3808(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,748 INFO L895 garLoopResultBuilder]: At program point L2817(lines 2812 2819) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,748 INFO L895 garLoopResultBuilder]: At program point L3478(line 3478) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,749 INFO L899 garLoopResultBuilder]: For program point L3478-1(line 3478) no Hoare annotation was computed. [2022-07-21 10:40:34,749 INFO L895 garLoopResultBuilder]: At program point L4503(line 4503) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,749 INFO L899 garLoopResultBuilder]: For program point L4503-1(line 4503) no Hoare annotation was computed. [2022-07-21 10:40:34,749 INFO L899 garLoopResultBuilder]: For program point L3479(lines 3479 3484) no Hoare annotation was computed. [2022-07-21 10:40:34,749 INFO L895 garLoopResultBuilder]: At program point L4503-2(lines 4502 4504) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,749 INFO L899 garLoopResultBuilder]: For program point L4404(lines 4404 4407) no Hoare annotation was computed. [2022-07-21 10:40:34,749 INFO L902 garLoopResultBuilder]: At program point L3942(lines 3833 3944) the Hoare annotation is: true [2022-07-21 10:40:34,749 INFO L899 garLoopResultBuilder]: For program point L3876(line 3876) no Hoare annotation was computed. [2022-07-21 10:40:34,749 INFO L895 garLoopResultBuilder]: At program point L3810(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,749 INFO L895 garLoopResultBuilder]: At program point L4009-1(lines 4005 4012) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,750 INFO L895 garLoopResultBuilder]: At program point L4009(line 4009) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,750 INFO L899 garLoopResultBuilder]: For program point L3844(lines 3844 3937) no Hoare annotation was computed. [2022-07-21 10:40:34,750 INFO L899 garLoopResultBuilder]: For program point L3877(lines 3877 3881) no Hoare annotation was computed. [2022-07-21 10:40:34,750 INFO L895 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: false [2022-07-21 10:40:34,750 INFO L899 garLoopResultBuilder]: For program point L4406-1(lines 4404 4407) no Hoare annotation was computed. [2022-07-21 10:40:34,750 INFO L895 garLoopResultBuilder]: At program point L3812(lines 3776 3817) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,750 INFO L899 garLoopResultBuilder]: For program point L3845(line 3845) no Hoare annotation was computed. [2022-07-21 10:40:34,750 INFO L899 garLoopResultBuilder]: For program point L3746(lines 3746 3751) no Hoare annotation was computed. [2022-07-21 10:40:34,751 INFO L895 garLoopResultBuilder]: At program point L3680(line 3680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,751 INFO L899 garLoopResultBuilder]: For program point L3680-1(line 3680) no Hoare annotation was computed. [2022-07-21 10:40:34,751 INFO L895 garLoopResultBuilder]: At program point L3548(lines 3515 3551) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,751 INFO L899 garLoopResultBuilder]: For program point L3846(lines 3846 3899) no Hoare annotation was computed. [2022-07-21 10:40:34,751 INFO L899 garLoopResultBuilder]: For program point L3648(lines 3648 3651) no Hoare annotation was computed. [2022-07-21 10:40:34,751 INFO L899 garLoopResultBuilder]: For program point L3681(lines 3681 3684) no Hoare annotation was computed. [2022-07-21 10:40:34,751 INFO L899 garLoopResultBuilder]: For program point L3483-1(line 3483) no Hoare annotation was computed. [2022-07-21 10:40:34,751 INFO L895 garLoopResultBuilder]: At program point L3483(line 3483) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,751 INFO L899 garLoopResultBuilder]: For program point L3913(line 3913) no Hoare annotation was computed. [2022-07-21 10:40:34,751 INFO L899 garLoopResultBuilder]: For program point L3715(lines 3715 3719) no Hoare annotation was computed. [2022-07-21 10:40:34,751 INFO L895 garLoopResultBuilder]: At program point L3550(lines 3508 3552) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,752 INFO L899 garLoopResultBuilder]: For program point L3517(line 3517) no Hoare annotation was computed. [2022-07-21 10:40:34,752 INFO L899 garLoopResultBuilder]: For program point L3517-2(line 3517) no Hoare annotation was computed. [2022-07-21 10:40:34,752 INFO L899 garLoopResultBuilder]: For program point L3517-4(line 3517) no Hoare annotation was computed. [2022-07-21 10:40:34,752 INFO L895 garLoopResultBuilder]: At program point L4409(lines 4401 4411) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,752 INFO L899 garLoopResultBuilder]: For program point L3517-6(line 3517) no Hoare annotation was computed. [2022-07-21 10:40:34,752 INFO L899 garLoopResultBuilder]: For program point L3517-8(line 3517) no Hoare annotation was computed. [2022-07-21 10:40:34,753 INFO L899 garLoopResultBuilder]: For program point L3914(lines 3914 3926) no Hoare annotation was computed. [2022-07-21 10:40:34,753 INFO L899 garLoopResultBuilder]: For program point L3848(lines 3848 3896) no Hoare annotation was computed. [2022-07-21 10:40:34,753 INFO L895 garLoopResultBuilder]: At program point L3749(lines 3707 3774) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,753 INFO L899 garLoopResultBuilder]: For program point L3849(line 3849) no Hoare annotation was computed. [2022-07-21 10:40:34,753 INFO L895 garLoopResultBuilder]: At program point L4510(lines 4509 4511) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,753 INFO L895 garLoopResultBuilder]: At program point L4477(lines 4470 4479) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,753 INFO L899 garLoopResultBuilder]: For program point L3916(lines 3916 3919) no Hoare annotation was computed. [2022-07-21 10:40:34,753 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2022-07-21 10:40:34,754 INFO L899 garLoopResultBuilder]: For program point L3916-2(lines 3914 3925) no Hoare annotation was computed. [2022-07-21 10:40:34,754 INFO L899 garLoopResultBuilder]: For program point L3883(line 3883) no Hoare annotation was computed. [2022-07-21 10:40:34,754 INFO L899 garLoopResultBuilder]: For program point L3850-2(lines 3848 3896) no Hoare annotation was computed. [2022-07-21 10:40:34,754 INFO L899 garLoopResultBuilder]: For program point L3652(lines 3652 3655) no Hoare annotation was computed. [2022-07-21 10:40:34,754 INFO L899 garLoopResultBuilder]: For program point L3685(lines 3685 3693) no Hoare annotation was computed. [2022-07-21 10:40:34,754 INFO L899 garLoopResultBuilder]: For program point L3685-2(lines 3685 3693) no Hoare annotation was computed. [2022-07-21 10:40:34,754 INFO L895 garLoopResultBuilder]: At program point L3487(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,754 INFO L899 garLoopResultBuilder]: For program point L3884(lines 3884 3892) no Hoare annotation was computed. [2022-07-21 10:40:34,754 INFO L899 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2022-07-21 10:40:34,754 INFO L895 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,755 INFO L899 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2022-07-21 10:40:34,755 INFO L895 garLoopResultBuilder]: At program point L3686(lines 3686 3687) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,755 INFO L899 garLoopResultBuilder]: For program point L3785-2(lines 3785 3788) no Hoare annotation was computed. [2022-07-21 10:40:34,755 INFO L899 garLoopResultBuilder]: For program point L3686-1(lines 3686 3687) no Hoare annotation was computed. [2022-07-21 10:40:34,755 INFO L899 garLoopResultBuilder]: For program point L3521(line 3521) no Hoare annotation was computed. [2022-07-21 10:40:34,755 INFO L895 garLoopResultBuilder]: At program point L3455-1(lines 3451 3506) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,755 INFO L899 garLoopResultBuilder]: For program point L3521-2(lines 3521 3525) no Hoare annotation was computed. [2022-07-21 10:40:34,755 INFO L899 garLoopResultBuilder]: For program point L3455(lines 3455 3499) no Hoare annotation was computed. [2022-07-21 10:40:34,755 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 10:40:34,755 INFO L895 garLoopResultBuilder]: At program point L4017-1(lines 4013 4020) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,756 INFO L895 garLoopResultBuilder]: At program point L4017(line 4017) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,756 INFO L895 garLoopResultBuilder]: At program point L2894(lines 2889 2896) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,756 INFO L895 garLoopResultBuilder]: At program point L3456(lines 3456 3457) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-07-21 10:40:34,756 INFO L899 garLoopResultBuilder]: For program point L3456-1(lines 3456 3457) no Hoare annotation was computed. [2022-07-21 10:40:34,756 INFO L899 garLoopResultBuilder]: For program point L3886(lines 3886 3890) no Hoare annotation was computed. [2022-07-21 10:40:34,756 INFO L895 garLoopResultBuilder]: At program point L2829(lines 2826 2831) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,756 INFO L899 garLoopResultBuilder]: For program point L3688(lines 3688 3691) no Hoare annotation was computed. [2022-07-21 10:40:34,756 INFO L899 garLoopResultBuilder]: For program point L3721(lines 3721 3741) no Hoare annotation was computed. [2022-07-21 10:40:34,756 INFO L895 garLoopResultBuilder]: At program point L4547(lines 4546 4548) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,756 INFO L895 garLoopResultBuilder]: At program point L3490(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,757 INFO L895 garLoopResultBuilder]: At program point L3028(line 3028) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,757 INFO L899 garLoopResultBuilder]: For program point L3028-1(line 3028) no Hoare annotation was computed. [2022-07-21 10:40:34,757 INFO L899 garLoopResultBuilder]: For program point L3458(lines 3458 3497) no Hoare annotation was computed. [2022-07-21 10:40:34,757 INFO L899 garLoopResultBuilder]: For program point L3756(lines 3756 3759) no Hoare annotation was computed. [2022-07-21 10:40:34,757 INFO L899 garLoopResultBuilder]: For program point L3756-2(lines 3756 3759) no Hoare annotation was computed. [2022-07-21 10:40:34,757 INFO L899 garLoopResultBuilder]: For program point L3657-1(line 3657) no Hoare annotation was computed. [2022-07-21 10:40:34,757 INFO L895 garLoopResultBuilder]: At program point L3657(line 3657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,757 INFO L895 garLoopResultBuilder]: At program point L3492(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,757 INFO L899 garLoopResultBuilder]: For program point L4483(lines 4483 4486) no Hoare annotation was computed. [2022-07-21 10:40:34,757 INFO L899 garLoopResultBuilder]: For program point L3459-1(line 3459) no Hoare annotation was computed. [2022-07-21 10:40:34,757 INFO L895 garLoopResultBuilder]: At program point L3459(line 3459) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-07-21 10:40:34,758 INFO L895 garLoopResultBuilder]: At program point L3922(lines 3837 3943) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,758 INFO L895 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,758 INFO L895 garLoopResultBuilder]: At program point L3790(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,758 INFO L899 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2022-07-21 10:40:34,758 INFO L899 garLoopResultBuilder]: For program point L3658(lines 3658 3664) no Hoare annotation was computed. [2022-07-21 10:40:34,758 INFO L899 garLoopResultBuilder]: For program point L3658-2(lines 3658 3664) no Hoare annotation was computed. [2022-07-21 10:40:34,758 INFO L899 garLoopResultBuilder]: For program point L3559-1(line 3559) no Hoare annotation was computed. [2022-07-21 10:40:34,758 INFO L895 garLoopResultBuilder]: At program point L3559(line 3559) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,758 INFO L899 garLoopResultBuilder]: For program point L3460(lines 3460 3465) no Hoare annotation was computed. [2022-07-21 10:40:34,758 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 10:40:34,759 INFO L899 garLoopResultBuilder]: For program point L3659(lines 3659 3662) no Hoare annotation was computed. [2022-07-21 10:40:34,759 INFO L895 garLoopResultBuilder]: At program point L3560(lines 3553 3562) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,759 INFO L899 garLoopResultBuilder]: For program point L3527(lines 3527 3531) no Hoare annotation was computed. [2022-07-21 10:40:34,759 INFO L895 garLoopResultBuilder]: At program point L4485(line 4485) the Hoare annotation is: false [2022-07-21 10:40:34,759 INFO L899 garLoopResultBuilder]: For program point L4485-1(lines 4482 4500) no Hoare annotation was computed. [2022-07-21 10:40:34,759 INFO L899 garLoopResultBuilder]: For program point L2933-1(line 2933) no Hoare annotation was computed. [2022-07-21 10:40:34,759 INFO L895 garLoopResultBuilder]: At program point L2933(line 2933) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,759 INFO L895 garLoopResultBuilder]: At program point L2933-2(lines 2931 2934) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,759 INFO L895 garLoopResultBuilder]: At program point L3792(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,759 INFO L899 garLoopResultBuilder]: For program point L2835-1(line 2835) no Hoare annotation was computed. [2022-07-21 10:40:34,760 INFO L895 garLoopResultBuilder]: At program point L2835(line 2835) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,760 INFO L895 garLoopResultBuilder]: At program point L3694(lines 3637 3696) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,760 INFO L899 garLoopResultBuilder]: For program point L3727(lines 3727 3730) no Hoare annotation was computed. [2022-07-21 10:40:34,760 INFO L899 garLoopResultBuilder]: For program point L3727-2(lines 3727 3730) no Hoare annotation was computed. [2022-07-21 10:40:34,760 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 10:40:34,760 INFO L899 garLoopResultBuilder]: For program point L3034(lines 3034 3037) no Hoare annotation was computed. [2022-07-21 10:40:34,760 INFO L899 garLoopResultBuilder]: For program point L3034-2(lines 3034 3037) no Hoare annotation was computed. [2022-07-21 10:40:34,760 INFO L895 garLoopResultBuilder]: At program point L2836(lines 2832 2838) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,760 INFO L895 garLoopResultBuilder]: At program point L3794(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,760 INFO L895 garLoopResultBuilder]: At program point L3728(line 3728) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,760 INFO L895 garLoopResultBuilder]: At program point L3761(lines 3707 3774) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,761 INFO L899 garLoopResultBuilder]: For program point L3728-1(line 3728) no Hoare annotation was computed. [2022-07-21 10:40:34,761 INFO L899 garLoopResultBuilder]: For program point L4587(lines 4587 4589) no Hoare annotation was computed. [2022-07-21 10:40:34,761 INFO L895 garLoopResultBuilder]: At program point L3464(line 3464) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-07-21 10:40:34,761 INFO L899 garLoopResultBuilder]: For program point L3464-1(line 3464) no Hoare annotation was computed. [2022-07-21 10:40:34,761 INFO L899 garLoopResultBuilder]: For program point L3894(line 3894) no Hoare annotation was computed. [2022-07-21 10:40:34,761 INFO L899 garLoopResultBuilder]: For program point L3861(line 3861) no Hoare annotation was computed. [2022-07-21 10:40:34,761 INFO L895 garLoopResultBuilder]: At program point L4489(line 4489) the Hoare annotation is: false [2022-07-21 10:40:34,761 INFO L899 garLoopResultBuilder]: For program point L4489-1(lines 4482 4500) no Hoare annotation was computed. [2022-07-21 10:40:34,761 INFO L899 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2022-07-21 10:40:34,761 INFO L899 garLoopResultBuilder]: For program point L3862(lines 3862 3867) no Hoare annotation was computed. [2022-07-21 10:40:34,762 INFO L895 garLoopResultBuilder]: At program point L3763(lines 3707 3774) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,762 INFO L899 garLoopResultBuilder]: For program point L3532(lines 3532 3536) no Hoare annotation was computed. [2022-07-21 10:40:34,762 INFO L895 garLoopResultBuilder]: At program point L3532-2(lines 3532 3536) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,762 INFO L899 garLoopResultBuilder]: For program point L3533-1(line 3533) no Hoare annotation was computed. [2022-07-21 10:40:34,762 INFO L895 garLoopResultBuilder]: At program point L3533(line 3533) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,762 INFO L895 garLoopResultBuilder]: At program point L4524(lines 4523 4525) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,762 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 10:40:34,762 INFO L895 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,762 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-07-21 10:40:34,762 INFO L895 garLoopResultBuilder]: At program point L4029(lines 4021 4031) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,763 INFO L895 garLoopResultBuilder]: At program point L3798(line 3798) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,763 INFO L895 garLoopResultBuilder]: At program point L3732(lines 3721 3740) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,763 INFO L899 garLoopResultBuilder]: For program point L3798-1(line 3798) no Hoare annotation was computed. [2022-07-21 10:40:34,763 INFO L895 garLoopResultBuilder]: At program point L3765(lines 3707 3774) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,763 INFO L895 garLoopResultBuilder]: At program point L3039(lines 3020 3047) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,763 INFO L895 garLoopResultBuilder]: At program point L2940(lines 2936 2942) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-07-21 10:40:34,763 INFO L895 garLoopResultBuilder]: At program point L4493(line 4493) the Hoare annotation is: false [2022-07-21 10:40:34,763 INFO L899 garLoopResultBuilder]: For program point L4493-1(lines 4482 4500) no Hoare annotation was computed. [2022-07-21 10:40:34,763 INFO L895 garLoopResultBuilder]: At program point L3734(lines 3721 3740) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-07-21 10:40:34,763 INFO L899 garLoopResultBuilder]: For program point xsFINAL(lines 3326 3364) no Hoare annotation was computed. [2022-07-21 10:40:34,764 INFO L899 garLoopResultBuilder]: For program point L3357-1(lines 3357 3360) no Hoare annotation was computed. [2022-07-21 10:40:34,764 INFO L902 garLoopResultBuilder]: At program point L3354(lines 3333 3363) the Hoare annotation is: true [2022-07-21 10:40:34,764 INFO L899 garLoopResultBuilder]: For program point xsEXIT(lines 3326 3364) no Hoare annotation was computed. [2022-07-21 10:40:34,764 INFO L902 garLoopResultBuilder]: At program point L3352(lines 3333 3363) the Hoare annotation is: true [2022-07-21 10:40:34,764 INFO L902 garLoopResultBuilder]: At program point xsENTRY(lines 3326 3364) the Hoare annotation is: true [2022-07-21 10:40:34,764 INFO L902 garLoopResultBuilder]: At program point L3350(lines 3333 3363) the Hoare annotation is: true [2022-07-21 10:40:34,764 INFO L899 garLoopResultBuilder]: For program point L3341(lines 3341 3348) no Hoare annotation was computed. [2022-07-21 10:40:34,764 INFO L899 garLoopResultBuilder]: For program point L3341-2(lines 3341 3348) no Hoare annotation was computed. [2022-07-21 10:40:34,764 INFO L902 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2022-07-21 10:40:34,764 INFO L899 garLoopResultBuilder]: For program point L3393(lines 3393 3396) no Hoare annotation was computed. [2022-07-21 10:40:34,764 INFO L899 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2022-07-21 10:40:34,765 INFO L899 garLoopResultBuilder]: For program point L3388(lines 3388 3391) no Hoare annotation was computed. [2022-07-21 10:40:34,765 INFO L899 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2022-07-21 10:40:34,765 INFO L902 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: true [2022-07-21 10:40:34,765 INFO L899 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3365 3406) no Hoare annotation was computed. [2022-07-21 10:40:34,765 INFO L902 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3365 3406) the Hoare annotation is: true [2022-07-21 10:40:34,765 INFO L902 garLoopResultBuilder]: At program point L3398(line 3398) the Hoare annotation is: true [2022-07-21 10:40:34,765 INFO L899 garLoopResultBuilder]: For program point L3399(line 3399) no Hoare annotation was computed. [2022-07-21 10:40:34,765 INFO L899 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3365 3406) no Hoare annotation was computed. [2022-07-21 10:40:34,765 INFO L899 garLoopResultBuilder]: For program point L3397(lines 3397 3403) no Hoare annotation was computed. [2022-07-21 10:40:34,765 INFO L902 garLoopResultBuilder]: At program point L3398-1(line 3398) the Hoare annotation is: true [2022-07-21 10:40:34,765 INFO L899 garLoopResultBuilder]: For program point L3397-2(lines 3397 3403) no Hoare annotation was computed. [2022-07-21 10:40:34,766 INFO L899 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4569 4571) no Hoare annotation was computed. [2022-07-21 10:40:34,766 INFO L902 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4569 4571) the Hoare annotation is: true [2022-07-21 10:40:34,766 INFO L899 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4569 4571) no Hoare annotation was computed. [2022-07-21 10:40:34,768 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:40:34,769 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 10:40:34,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:40:34 BoogieIcfgContainer [2022-07-21 10:40:34,809 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 10:40:34,809 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 10:40:34,809 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 10:40:34,810 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 10:40:34,810 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:40:23" (3/4) ... [2022-07-21 10:40:34,812 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 10:40:34,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-07-21 10:40:34,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2022-07-21 10:40:34,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2022-07-21 10:40:34,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2022-07-21 10:40:34,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_11 [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2022-07-21 10:40:34,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-21 10:40:34,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2022-07-21 10:40:34,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2022-07-21 10:40:34,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2022-07-21 10:40:34,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-07-21 10:40:34,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2022-07-21 10:40:34,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2022-07-21 10:40:34,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2022-07-21 10:40:34,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-21 10:40:34,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-07-21 10:40:34,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-07-21 10:40:34,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2022-07-21 10:40:34,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2022-07-21 10:40:34,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2022-07-21 10:40:34,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 222 nodes and edges [2022-07-21 10:40:34,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2022-07-21 10:40:34,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-07-21 10:40:34,843 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-21 10:40:34,844 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-21 10:40:34,846 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 10:40:34,847 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 10:40:34,873 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) [2022-07-21 10:40:34,874 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) [2022-07-21 10:40:34,945 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 10:40:34,946 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 10:40:34,946 INFO L158 Benchmark]: Toolchain (without parser) took 14952.38ms. Allocated memory was 54.5MB in the beginning and 306.2MB in the end (delta: 251.7MB). Free memory was 28.5MB in the beginning and 149.2MB in the end (delta: -120.6MB). Peak memory consumption was 132.1MB. Max. memory is 16.1GB. [2022-07-21 10:40:34,946 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 47.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 10:40:34,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1145.62ms. Allocated memory was 54.5MB in the beginning and 86.0MB in the end (delta: 31.5MB). Free memory was 28.3MB in the beginning and 50.3MB in the end (delta: -22.0MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2022-07-21 10:40:34,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.21ms. Allocated memory is still 86.0MB. Free memory was 50.3MB in the beginning and 42.0MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-21 10:40:34,947 INFO L158 Benchmark]: Boogie Preprocessor took 158.05ms. Allocated memory is still 86.0MB. Free memory was 42.0MB in the beginning and 33.5MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-21 10:40:34,947 INFO L158 Benchmark]: RCFGBuilder took 1662.85ms. Allocated memory was 86.0MB in the beginning and 140.5MB in the end (delta: 54.5MB). Free memory was 33.5MB in the beginning and 92.0MB in the end (delta: -58.5MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2022-07-21 10:40:34,948 INFO L158 Benchmark]: TraceAbstraction took 11718.46ms. Allocated memory was 140.5MB in the beginning and 306.2MB in the end (delta: 165.7MB). Free memory was 91.0MB in the beginning and 171.5MB in the end (delta: -80.6MB). Peak memory consumption was 179.4MB. Max. memory is 16.1GB. [2022-07-21 10:40:34,948 INFO L158 Benchmark]: Witness Printer took 136.37ms. Allocated memory is still 306.2MB. Free memory was 171.5MB in the beginning and 149.2MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-21 10:40:34,953 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 47.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1145.62ms. Allocated memory was 54.5MB in the beginning and 86.0MB in the end (delta: 31.5MB). Free memory was 28.3MB in the beginning and 50.3MB in the end (delta: -22.0MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.21ms. Allocated memory is still 86.0MB. Free memory was 50.3MB in the beginning and 42.0MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 158.05ms. Allocated memory is still 86.0MB. Free memory was 42.0MB in the beginning and 33.5MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1662.85ms. Allocated memory was 86.0MB in the beginning and 140.5MB in the end (delta: 54.5MB). Free memory was 33.5MB in the beginning and 92.0MB in the end (delta: -58.5MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * TraceAbstraction took 11718.46ms. Allocated memory was 140.5MB in the beginning and 306.2MB in the end (delta: 165.7MB). Free memory was 91.0MB in the beginning and 171.5MB in the end (delta: -80.6MB). Peak memory consumption was 179.4MB. Max. memory is 16.1GB. * Witness Printer took 136.37ms. Allocated memory is still 306.2MB. Free memory was 171.5MB in the beginning and 149.2MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. 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, 471 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.6s, OverallIterations: 13, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5570 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5448 mSDsluCounter, 14336 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5140 mSDsCounter, 275 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 635 IncrementalHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 275 mSolverCounterUnsat, 9196 mSDtfsCounter, 635 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 468 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1448occurred in iteration=12, InterpolantAutomatonStates: 42, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 661 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 191 LocationsWithAnnotation, 5725 PreInvPairs, 6011 NumberOfFragments, 1667 HoareAnnotationTreeSize, 5725 FomulaSimplifications, 495 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 191 FomulaSimplificationsInter, 28700 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 889 NumberOfCodeBlocks, 889 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 867 ConstructedInterpolants, 0 QuantifiedInterpolants, 1328 SizeOfPredicates, 1 NumberOfNonLiveVariables, 8346 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 22 InterpolantComputations, 13 PerfectInterpolantSequences, 25/34 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4505]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2880]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4013]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2812]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4401]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 4580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4523]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4459]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4512]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) - InvariantResult [Line: 4559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2936]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 2832]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4529]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4005]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 4021]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3515]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 2826]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2899]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) - InvariantResult [Line: 3553]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4480]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3697]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3776]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4546]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3508]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2931]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3016]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4509]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4470]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3637]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3442]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - 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! [2022-07-21 10:40:35,008 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