./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 eb692b52 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-?-eb692b5 [2022-07-19 23:09:01,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:09:01,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:09:01,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:09:01,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:09:01,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:09:01,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:09:01,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:09:01,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:09:01,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:09:01,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:09:01,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:09:01,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:09:01,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:09:01,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:09:01,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:09:01,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:09:01,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:09:01,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:09:01,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:09:01,399 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:09:01,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:09:01,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:09:01,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:09:01,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:09:01,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:09:01,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:09:01,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:09:01,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:09:01,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:09:01,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:09:01,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:09:01,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:09:01,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:09:01,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:09:01,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:09:01,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:09:01,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:09:01,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:09:01,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:09:01,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:09:01,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:09:01,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 23:09:01,442 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:09:01,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:09:01,443 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:09:01,443 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:09:01,443 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:09:01,444 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:09:01,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:09:01,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:09:01,444 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:09:01,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:09:01,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 23:09:01,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:09:01,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:09:01,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:09:01,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:09:01,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:09:01,446 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:09:01,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:09:01,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:09:01,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:09:01,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:09:01,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:09:01,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:09:01,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:09:01,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:09:01,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 23:09:01,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 23:09:01,448 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:09:01,448 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:09:01,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:09:01,448 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 [2022-07-19 23:09:01,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:09:01,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:09:01,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:09:01,651 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:09:01,652 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:09:01,653 INFO L432 ainManager$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 [2022-07-19 23:09:01,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c7873cc/b7d50bec85154b5a9b04c1b20aea611f/FLAGb916bee8c [2022-07-19 23:09:02,235 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:09:02,236 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 [2022-07-19 23:09:02,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c7873cc/b7d50bec85154b5a9b04c1b20aea611f/FLAGb916bee8c [2022-07-19 23:09:02,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c7873cc/b7d50bec85154b5a9b04c1b20aea611f [2022-07-19 23:09:02,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:09:02,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:09:02,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:09:02,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:09:02,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:09:02,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:09:02" (1/1) ... [2022-07-19 23:09:02,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f2035b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:02, skipping insertion in model container [2022-07-19 23:09:02,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:09:02" (1/1) ... [2022-07-19 23:09:02,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:09:02,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:09:03,340 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] [2022-07-19 23:09:03,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:09:03,408 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:09:03,515 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] [2022-07-19 23:09:03,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:09:03,563 INFO L208 MainTranslator]: Completed translation [2022-07-19 23:09:03,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03 WrapperNode [2022-07-19 23:09:03,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 23:09:03,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 23:09:03,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 23:09:03,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 23:09:03,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (1/1) ... [2022-07-19 23:09:03,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (1/1) ... [2022-07-19 23:09:03,686 INFO L137 Inliner]: procedures = 131, calls = 529, calls flagged for inlining = 47, calls inlined = 39, statements flattened = 1136 [2022-07-19 23:09:03,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 23:09:03,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 23:09:03,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 23:09:03,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 23:09:03,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (1/1) ... [2022-07-19 23:09:03,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (1/1) ... [2022-07-19 23:09:03,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (1/1) ... [2022-07-19 23:09:03,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (1/1) ... [2022-07-19 23:09:03,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (1/1) ... [2022-07-19 23:09:03,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (1/1) ... [2022-07-19 23:09:03,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (1/1) ... [2022-07-19 23:09:03,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 23:09:03,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 23:09:03,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 23:09:03,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 23:09:03,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (1/1) ... [2022-07-19 23:09:03,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:09:03,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:09:03,824 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) [2022-07-19 23:09:03,830 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 [2022-07-19 23:09:03,856 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2022-07-19 23:09:03,856 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2022-07-19 23:09:03,856 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2022-07-19 23:09:03,856 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2022-07-19 23:09:03,856 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2022-07-19 23:09:03,856 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2022-07-19 23:09:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2022-07-19 23:09:03,857 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2022-07-19 23:09:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 23:09:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2022-07-19 23:09:03,857 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2022-07-19 23:09:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-19 23:09:03,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-19 23:09:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2022-07-19 23:09:03,858 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2022-07-19 23:09:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2022-07-19 23:09:03,858 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2022-07-19 23:09:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 23:09:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-19 23:09:03,858 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-19 23:09:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-19 23:09:03,859 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-19 23:09:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2022-07-19 23:09:03,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2022-07-19 23:09:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-19 23:09:03,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-19 23:09:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-19 23:09:03,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-19 23:09:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-19 23:09:03,860 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-19 23:09:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 23:09:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-19 23:09:03,860 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-19 23:09:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-19 23:09:03,861 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-19 23:09:03,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 23:09:03,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2022-07-19 23:09:03,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2022-07-19 23:09:03,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 23:09:03,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 23:09:03,861 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2022-07-19 23:09:03,862 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2022-07-19 23:09:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2022-07-19 23:09:03,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2022-07-19 23:09:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-19 23:09:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 23:09:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2022-07-19 23:09:03,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2022-07-19 23:09:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2022-07-19 23:09:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2022-07-19 23:09:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2022-07-19 23:09:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2022-07-19 23:09:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 23:09:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 23:09:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2022-07-19 23:09:03,864 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2022-07-19 23:09:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2022-07-19 23:09:03,864 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2022-07-19 23:09:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-19 23:09:03,865 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-19 23:09:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2022-07-19 23:09:03,865 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2022-07-19 23:09:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2022-07-19 23:09:03,865 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2022-07-19 23:09:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2022-07-19 23:09:03,866 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2022-07-19 23:09:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 23:09:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-19 23:09:03,866 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-19 23:09:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 23:09:03,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 23:09:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2022-07-19 23:09:03,866 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2022-07-19 23:09:04,090 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 23:09:04,101 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 23:09:05,122 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 23:09:05,141 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 23:09:05,141 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-19 23:09:05,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:09:05 BoogieIcfgContainer [2022-07-19 23:09:05,143 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 23:09:05,144 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 23:09:05,144 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 23:09:05,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 23:09:05,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:09:02" (1/3) ... [2022-07-19 23:09:05,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@696e41ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:09:05, skipping insertion in model container [2022-07-19 23:09:05,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:09:03" (2/3) ... [2022-07-19 23:09:05,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@696e41ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:09:05, skipping insertion in model container [2022-07-19 23:09:05,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:09:05" (3/3) ... [2022-07-19 23:09:05,150 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2022-07-19 23:09:05,163 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 23:09:05,163 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 23:09:05,205 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 23:09:05,209 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@6eae9a90, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5d2f31b6 [2022-07-19 23:09:05,210 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 23:09:05,214 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) [2022-07-19 23:09:05,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-07-19 23:09:05,239 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:05,239 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:09:05,240 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:05,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:05,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1143745826, now seen corresponding path program 1 times [2022-07-19 23:09:05,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:05,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69700731] [2022-07-19 23:09:05,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:05,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:05,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:05,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:05,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:05,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69700731] [2022-07-19 23:09:05,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69700731] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:05,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:09:05,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:09:05,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48966115] [2022-07-19 23:09:05,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:05,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:05,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:05,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:05,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:09:05,514 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) [2022-07-19 23:09:05,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:05,630 INFO L93 Difference]: Finished difference Result 1220 states and 1738 transitions. [2022-07-19 23:09:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:05,633 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 [2022-07-19 23:09:05,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:05,649 INFO L225 Difference]: With dead ends: 1220 [2022-07-19 23:09:05,649 INFO L226 Difference]: Without dead ends: 744 [2022-07-19 23:09:05,662 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 [2022-07-19 23:09:05,666 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 [2022-07-19 23:09:05,670 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] [2022-07-19 23:09:05,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2022-07-19 23:09:05,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 720. [2022-07-19 23:09:05,790 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) [2022-07-19 23:09:05,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 986 transitions. [2022-07-19 23:09:05,803 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 986 transitions. Word has length 18 [2022-07-19 23:09:05,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:05,805 INFO L495 AbstractCegarLoop]: Abstraction has 720 states and 986 transitions. [2022-07-19 23:09:05,806 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) [2022-07-19 23:09:05,806 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 986 transitions. [2022-07-19 23:09:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-07-19 23:09:05,810 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:05,810 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:09:05,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 23:09:05,811 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:05,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:05,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1314550378, now seen corresponding path program 1 times [2022-07-19 23:09:05,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:05,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882292080] [2022-07-19 23:09:05,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:05,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:05,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:05,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:05,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882292080] [2022-07-19 23:09:05,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882292080] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:05,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:09:05,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 23:09:05,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530650104] [2022-07-19 23:09:05,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:05,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:05,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:05,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:05,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:09:05,917 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) [2022-07-19 23:09:05,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:05,947 INFO L93 Difference]: Finished difference Result 1437 states and 1969 transitions. [2022-07-19 23:09:05,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:05,948 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 [2022-07-19 23:09:05,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:05,952 INFO L225 Difference]: With dead ends: 1437 [2022-07-19 23:09:05,953 INFO L226 Difference]: Without dead ends: 720 [2022-07-19 23:09:05,955 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 [2022-07-19 23:09:05,956 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 [2022-07-19 23:09:05,958 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] [2022-07-19 23:09:05,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2022-07-19 23:09:06,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2022-07-19 23:09:06,016 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) [2022-07-19 23:09:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 984 transitions. [2022-07-19 23:09:06,020 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 984 transitions. Word has length 19 [2022-07-19 23:09:06,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:06,020 INFO L495 AbstractCegarLoop]: Abstraction has 720 states and 984 transitions. [2022-07-19 23:09:06,020 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) [2022-07-19 23:09:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 984 transitions. [2022-07-19 23:09:06,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-07-19 23:09:06,022 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:06,022 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] [2022-07-19 23:09:06,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 23:09:06,022 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:06,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:06,023 INFO L85 PathProgramCache]: Analyzing trace with hash -84430360, now seen corresponding path program 1 times [2022-07-19 23:09:06,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:06,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936714976] [2022-07-19 23:09:06,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:06,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 23:09:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:06,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:06,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:06,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936714976] [2022-07-19 23:09:06,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936714976] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:06,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:09:06,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:09:06,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496365803] [2022-07-19 23:09:06,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:06,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:09:06,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:06,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:09:06,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:09:06,118 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) [2022-07-19 23:09:07,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:07,152 INFO L93 Difference]: Finished difference Result 1809 states and 2476 transitions. [2022-07-19 23:09:07,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:09:07,152 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 [2022-07-19 23:09:07,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:07,158 INFO L225 Difference]: With dead ends: 1809 [2022-07-19 23:09:07,159 INFO L226 Difference]: Without dead ends: 1092 [2022-07-19 23:09:07,161 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 [2022-07-19 23:09:07,164 INFO L413 NwaCegarLoop]: 928 mSDtfsCounter, 767 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-07-19 23:09:07,165 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] [2022-07-19 23:09:07,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2022-07-19 23:09:07,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 1088. [2022-07-19 23:09:07,208 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) [2022-07-19 23:09:07,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1486 transitions. [2022-07-19 23:09:07,213 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1486 transitions. Word has length 25 [2022-07-19 23:09:07,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:07,214 INFO L495 AbstractCegarLoop]: Abstraction has 1088 states and 1486 transitions. [2022-07-19 23:09:07,214 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) [2022-07-19 23:09:07,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1486 transitions. [2022-07-19 23:09:07,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-07-19 23:09:07,217 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:07,217 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] [2022-07-19 23:09:07,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-19 23:09:07,219 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:07,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:07,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1855712426, now seen corresponding path program 1 times [2022-07-19 23:09:07,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:07,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871816186] [2022-07-19 23:09:07,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:07,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:07,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:07,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:07,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871816186] [2022-07-19 23:09:07,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871816186] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:07,273 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:09:07,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:09:07,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245276520] [2022-07-19 23:09:07,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:07,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:07,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:07,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:07,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:09:07,281 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) [2022-07-19 23:09:07,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:07,326 INFO L93 Difference]: Finished difference Result 2185 states and 2987 transitions. [2022-07-19 23:09:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:07,329 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 [2022-07-19 23:09:07,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:07,334 INFO L225 Difference]: With dead ends: 2185 [2022-07-19 23:09:07,334 INFO L226 Difference]: Without dead ends: 1100 [2022-07-19 23:09:07,338 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 [2022-07-19 23:09:07,340 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 [2022-07-19 23:09:07,341 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] [2022-07-19 23:09:07,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2022-07-19 23:09:07,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 1090. [2022-07-19 23:09:07,372 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) [2022-07-19 23:09:07,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 1090 states and 1488 transitions. [2022-07-19 23:09:07,376 INFO L78 Accepts]: Start accepts. Automaton has 1090 states and 1488 transitions. Word has length 25 [2022-07-19 23:09:07,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:07,377 INFO L495 AbstractCegarLoop]: Abstraction has 1090 states and 1488 transitions. [2022-07-19 23:09:07,377 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) [2022-07-19 23:09:07,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1488 transitions. [2022-07-19 23:09:07,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-07-19 23:09:07,380 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:07,380 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] [2022-07-19 23:09:07,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-19 23:09:07,380 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:07,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:07,381 INFO L85 PathProgramCache]: Analyzing trace with hash 309736719, now seen corresponding path program 1 times [2022-07-19 23:09:07,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:07,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106460947] [2022-07-19 23:09:07,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:07,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:07,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:09:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:07,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:07,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:07,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106460947] [2022-07-19 23:09:07,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106460947] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:09:07,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1217843551] [2022-07-19 23:09:07,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:07,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:09:07,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:09:07,459 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) [2022-07-19 23:09:07,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-19 23:09:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:07,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:09:07,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:09:07,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 23:09:07,731 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:09:07,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1217843551] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:07,732 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:09:07,732 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-19 23:09:07,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751459803] [2022-07-19 23:09:07,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:07,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:07,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:07,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:07,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:09:07,733 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) [2022-07-19 23:09:07,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:07,821 INFO L93 Difference]: Finished difference Result 2494 states and 3459 transitions. [2022-07-19 23:09:07,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:07,822 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 [2022-07-19 23:09:07,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:07,828 INFO L225 Difference]: With dead ends: 2494 [2022-07-19 23:09:07,828 INFO L226 Difference]: Without dead ends: 1407 [2022-07-19 23:09:07,831 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 [2022-07-19 23:09:07,832 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 [2022-07-19 23:09:07,832 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] [2022-07-19 23:09:07,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2022-07-19 23:09:07,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1116. [2022-07-19 23:09:07,870 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) [2022-07-19 23:09:07,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1528 transitions. [2022-07-19 23:09:07,877 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1528 transitions. Word has length 34 [2022-07-19 23:09:07,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:07,877 INFO L495 AbstractCegarLoop]: Abstraction has 1116 states and 1528 transitions. [2022-07-19 23:09:07,877 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) [2022-07-19 23:09:07,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1528 transitions. [2022-07-19 23:09:07,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-07-19 23:09:07,879 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:07,880 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] [2022-07-19 23:09:07,913 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-19 23:09:08,100 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 [2022-07-19 23:09:08,102 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:08,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:08,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1010801297, now seen corresponding path program 1 times [2022-07-19 23:09:08,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:08,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551124870] [2022-07-19 23:09:08,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:08,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:08,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:09:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:08,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:08,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:08,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551124870] [2022-07-19 23:09:08,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551124870] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:09:08,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194670014] [2022-07-19 23:09:08,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:08,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:09:08,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:09:08,183 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) [2022-07-19 23:09:08,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-19 23:09:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:08,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:09:08,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:09:08,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 23:09:08,506 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:09:08,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194670014] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:08,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:09:08,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-19 23:09:08,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446092270] [2022-07-19 23:09:08,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:08,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:08,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:08,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:08,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:09:08,507 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) [2022-07-19 23:09:08,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:08,576 INFO L93 Difference]: Finished difference Result 1138 states and 1554 transitions. [2022-07-19 23:09:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:08,577 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 [2022-07-19 23:09:08,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:08,582 INFO L225 Difference]: With dead ends: 1138 [2022-07-19 23:09:08,582 INFO L226 Difference]: Without dead ends: 1127 [2022-07-19 23:09:08,583 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 [2022-07-19 23:09:08,583 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 [2022-07-19 23:09:08,584 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] [2022-07-19 23:09:08,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1127 states. [2022-07-19 23:09:08,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1127 to 1116. [2022-07-19 23:09:08,616 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) [2022-07-19 23:09:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1526 transitions. [2022-07-19 23:09:08,622 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1526 transitions. Word has length 34 [2022-07-19 23:09:08,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:08,622 INFO L495 AbstractCegarLoop]: Abstraction has 1116 states and 1526 transitions. [2022-07-19 23:09:08,622 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) [2022-07-19 23:09:08,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1526 transitions. [2022-07-19 23:09:08,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-07-19 23:09:08,624 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:08,624 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] [2022-07-19 23:09:08,663 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-07-19 23:09:08,839 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 [2022-07-19 23:09:08,840 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:08,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:08,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1068059599, now seen corresponding path program 1 times [2022-07-19 23:09:08,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:08,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260112635] [2022-07-19 23:09:08,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:08,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:08,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:09:08,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:08,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:08,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:08,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260112635] [2022-07-19 23:09:08,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260112635] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:09:08,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496988168] [2022-07-19 23:09:08,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:08,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:09:08,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:09:08,956 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) [2022-07-19 23:09:08,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-19 23:09:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:09,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:09:09,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:09:09,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 23:09:09,248 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:09:09,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496988168] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:09,248 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:09:09,248 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-19 23:09:09,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042996088] [2022-07-19 23:09:09,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:09,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:09,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:09,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:09,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:09:09,252 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) [2022-07-19 23:09:09,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:09,283 INFO L93 Difference]: Finished difference Result 1118 states and 1527 transitions. [2022-07-19 23:09:09,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:09,284 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 [2022-07-19 23:09:09,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:09,289 INFO L225 Difference]: With dead ends: 1118 [2022-07-19 23:09:09,289 INFO L226 Difference]: Without dead ends: 1115 [2022-07-19 23:09:09,290 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 [2022-07-19 23:09:09,290 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 [2022-07-19 23:09:09,290 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] [2022-07-19 23:09:09,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1115 states. [2022-07-19 23:09:09,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1115 to 1115. [2022-07-19 23:09:09,331 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) [2022-07-19 23:09:09,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 1115 states and 1524 transitions. [2022-07-19 23:09:09,335 INFO L78 Accepts]: Start accepts. Automaton has 1115 states and 1524 transitions. Word has length 34 [2022-07-19 23:09:09,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:09,335 INFO L495 AbstractCegarLoop]: Abstraction has 1115 states and 1524 transitions. [2022-07-19 23:09:09,335 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) [2022-07-19 23:09:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1524 transitions. [2022-07-19 23:09:09,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-07-19 23:09:09,336 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:09,336 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] [2022-07-19 23:09:09,368 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-19 23:09:09,557 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 [2022-07-19 23:09:09,558 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:09,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:09,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1250139455, now seen corresponding path program 1 times [2022-07-19 23:09:09,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:09,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44408964] [2022-07-19 23:09:09,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:09,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:09,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:09:09,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:09,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:09,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:09,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44408964] [2022-07-19 23:09:09,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44408964] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:09:09,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1055794977] [2022-07-19 23:09:09,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:09,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:09:09,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:09:09,672 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) [2022-07-19 23:09:09,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-19 23:09:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:09,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:09:09,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:09:09,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 23:09:09,922 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:09:09,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1055794977] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:09,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:09:09,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-19 23:09:09,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915728725] [2022-07-19 23:09:09,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:09,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:09,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:09,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:09,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:09:09,924 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) [2022-07-19 23:09:09,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:09,954 INFO L93 Difference]: Finished difference Result 1117 states and 1525 transitions. [2022-07-19 23:09:09,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:09,954 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 [2022-07-19 23:09:09,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:09,960 INFO L225 Difference]: With dead ends: 1117 [2022-07-19 23:09:09,960 INFO L226 Difference]: Without dead ends: 1114 [2022-07-19 23:09:09,960 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 [2022-07-19 23:09:09,961 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 [2022-07-19 23:09:09,961 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] [2022-07-19 23:09:09,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2022-07-19 23:09:09,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 1114. [2022-07-19 23:09:09,986 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) [2022-07-19 23:09:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 1114 states and 1522 transitions. [2022-07-19 23:09:09,995 INFO L78 Accepts]: Start accepts. Automaton has 1114 states and 1522 transitions. Word has length 35 [2022-07-19 23:09:09,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:09,995 INFO L495 AbstractCegarLoop]: Abstraction has 1114 states and 1522 transitions. [2022-07-19 23:09:09,995 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) [2022-07-19 23:09:09,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1522 transitions. [2022-07-19 23:09:09,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-07-19 23:09:09,997 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:09,997 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] [2022-07-19 23:09:10,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-19 23:09:10,216 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 [2022-07-19 23:09:10,216 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:10,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:10,216 INFO L85 PathProgramCache]: Analyzing trace with hash -99861230, now seen corresponding path program 1 times [2022-07-19 23:09:10,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:10,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908765764] [2022-07-19 23:09:10,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:10,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:10,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:09:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:10,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:10,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:10,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908765764] [2022-07-19 23:09:10,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908765764] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:09:10,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2026985181] [2022-07-19 23:09:10,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:10,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:09:10,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:09:10,269 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) [2022-07-19 23:09:10,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-19 23:09:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:10,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:09:10,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:09:10,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 23:09:10,595 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:09:10,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2026985181] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:10,595 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:09:10,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-19 23:09:10,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392644182] [2022-07-19 23:09:10,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:10,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:10,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:10,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:10,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:09:10,597 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) [2022-07-19 23:09:10,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:10,626 INFO L93 Difference]: Finished difference Result 1116 states and 1523 transitions. [2022-07-19 23:09:10,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:10,626 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 [2022-07-19 23:09:10,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:10,630 INFO L225 Difference]: With dead ends: 1116 [2022-07-19 23:09:10,630 INFO L226 Difference]: Without dead ends: 1113 [2022-07-19 23:09:10,631 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 [2022-07-19 23:09:10,631 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 [2022-07-19 23:09:10,632 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] [2022-07-19 23:09:10,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2022-07-19 23:09:10,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1113. [2022-07-19 23:09:10,658 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) [2022-07-19 23:09:10,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 1113 states and 1520 transitions. [2022-07-19 23:09:10,661 INFO L78 Accepts]: Start accepts. Automaton has 1113 states and 1520 transitions. Word has length 36 [2022-07-19 23:09:10,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:10,662 INFO L495 AbstractCegarLoop]: Abstraction has 1113 states and 1520 transitions. [2022-07-19 23:09:10,662 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) [2022-07-19 23:09:10,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1520 transitions. [2022-07-19 23:09:10,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-19 23:09:10,663 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:10,663 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] [2022-07-19 23:09:10,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-19 23:09:10,879 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 [2022-07-19 23:09:10,880 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:10,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:10,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1199030244, now seen corresponding path program 1 times [2022-07-19 23:09:10,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:10,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847997201] [2022-07-19 23:09:10,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:10,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:10,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:09:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:10,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:10,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:10,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847997201] [2022-07-19 23:09:10,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847997201] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:09:10,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [227075742] [2022-07-19 23:09:10,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:10,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:09:10,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:09:10,968 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) [2022-07-19 23:09:10,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-19 23:09:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:11,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:09:11,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:09:11,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 23:09:11,229 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:09:11,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [227075742] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:11,230 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:09:11,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-19 23:09:11,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642388552] [2022-07-19 23:09:11,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:11,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:11,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:11,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:11,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:09:11,233 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) [2022-07-19 23:09:11,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:11,272 INFO L93 Difference]: Finished difference Result 1465 states and 1977 transitions. [2022-07-19 23:09:11,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:11,273 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 [2022-07-19 23:09:11,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:11,302 INFO L225 Difference]: With dead ends: 1465 [2022-07-19 23:09:11,303 INFO L226 Difference]: Without dead ends: 1432 [2022-07-19 23:09:11,303 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 [2022-07-19 23:09:11,304 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 [2022-07-19 23:09:11,304 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] [2022-07-19 23:09:11,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1432 states. [2022-07-19 23:09:11,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1432 to 1432. [2022-07-19 23:09:11,338 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) [2022-07-19 23:09:11,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 1935 transitions. [2022-07-19 23:09:11,342 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 1935 transitions. Word has length 37 [2022-07-19 23:09:11,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:11,342 INFO L495 AbstractCegarLoop]: Abstraction has 1432 states and 1935 transitions. [2022-07-19 23:09:11,342 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) [2022-07-19 23:09:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1935 transitions. [2022-07-19 23:09:11,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-07-19 23:09:11,344 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:11,344 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] [2022-07-19 23:09:11,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-19 23:09:11,563 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 [2022-07-19 23:09:11,563 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:11,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:11,564 INFO L85 PathProgramCache]: Analyzing trace with hash -295103741, now seen corresponding path program 1 times [2022-07-19 23:09:11,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:11,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55633312] [2022-07-19 23:09:11,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:11,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:11,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:09:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:11,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:09:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:11,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:09:11,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:11,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55633312] [2022-07-19 23:09:11,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55633312] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:09:11,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962873645] [2022-07-19 23:09:11,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:11,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:09:11,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:09:11,636 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) [2022-07-19 23:09:11,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-19 23:09:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:11,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:09:11,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:09:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 23:09:11,901 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:09:11,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [962873645] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:11,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:09:11,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-19 23:09:11,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256408114] [2022-07-19 23:09:11,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:11,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:11,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:11,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:11,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:09:11,903 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) [2022-07-19 23:09:11,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:11,948 INFO L93 Difference]: Finished difference Result 2871 states and 3882 transitions. [2022-07-19 23:09:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:11,949 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 [2022-07-19 23:09:11,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:11,955 INFO L225 Difference]: With dead ends: 2871 [2022-07-19 23:09:11,955 INFO L226 Difference]: Without dead ends: 1442 [2022-07-19 23:09:11,958 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 [2022-07-19 23:09:11,958 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 [2022-07-19 23:09:11,959 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] [2022-07-19 23:09:11,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2022-07-19 23:09:12,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 1434. [2022-07-19 23:09:12,023 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) [2022-07-19 23:09:12,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 1937 transitions. [2022-07-19 23:09:12,027 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 1937 transitions. Word has length 61 [2022-07-19 23:09:12,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:12,027 INFO L495 AbstractCegarLoop]: Abstraction has 1434 states and 1937 transitions. [2022-07-19 23:09:12,028 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) [2022-07-19 23:09:12,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1937 transitions. [2022-07-19 23:09:12,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-07-19 23:09:12,029 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:12,029 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] [2022-07-19 23:09:12,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-19 23:09:12,248 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 [2022-07-19 23:09:12,248 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:12,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:12,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1278386450, now seen corresponding path program 1 times [2022-07-19 23:09:12,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:12,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254260873] [2022-07-19 23:09:12,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:12,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:12,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:09:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:12,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-19 23:09:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:12,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 23:09:12,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:12,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254260873] [2022-07-19 23:09:12,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254260873] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:09:12,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [867182601] [2022-07-19 23:09:12,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:12,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:09:12,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:09:12,384 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) [2022-07-19 23:09:12,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-19 23:09:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:12,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 1073 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:09:12,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:09:12,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-07-19 23:09:12,679 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:09:12,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [867182601] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:12,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:09:12,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-07-19 23:09:12,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434279133] [2022-07-19 23:09:12,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:12,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:09:12,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:12,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:09:12,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-19 23:09:12,681 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) [2022-07-19 23:09:12,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:12,743 INFO L93 Difference]: Finished difference Result 3192 states and 4372 transitions. [2022-07-19 23:09:12,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 23:09:12,744 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 [2022-07-19 23:09:12,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:12,750 INFO L225 Difference]: With dead ends: 3192 [2022-07-19 23:09:12,750 INFO L226 Difference]: Without dead ends: 1761 [2022-07-19 23:09:12,754 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 [2022-07-19 23:09:12,754 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 [2022-07-19 23:09:12,755 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] [2022-07-19 23:09:12,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1761 states. [2022-07-19 23:09:12,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1761 to 1448. [2022-07-19 23:09:12,798 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) [2022-07-19 23:09:12,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1953 transitions. [2022-07-19 23:09:12,802 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1953 transitions. Word has length 65 [2022-07-19 23:09:12,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:12,802 INFO L495 AbstractCegarLoop]: Abstraction has 1448 states and 1953 transitions. [2022-07-19 23:09:12,802 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) [2022-07-19 23:09:12,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1953 transitions. [2022-07-19 23:09:12,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-07-19 23:09:12,804 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:09:12,804 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] [2022-07-19 23:09:12,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-19 23:09:13,023 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 [2022-07-19 23:09:13,024 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:09:13,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:09:13,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1221128148, now seen corresponding path program 1 times [2022-07-19 23:09:13,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:09:13,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577777392] [2022-07-19 23:09:13,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:13,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:09:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:13,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:09:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:13,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-19 23:09:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:13,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 23:09:13,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:09:13,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577777392] [2022-07-19 23:09:13,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577777392] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:09:13,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1998871589] [2022-07-19 23:09:13,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:09:13,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:09:13,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:09:13,132 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) [2022-07-19 23:09:13,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-19 23:09:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:09:13,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 1076 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:09:13,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:09:13,416 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-07-19 23:09:13,416 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:09:13,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1998871589] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:09:13,417 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:09:13,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-19 23:09:13,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242660194] [2022-07-19 23:09:13,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:09:13,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:09:13,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:09:13,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:09:13,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:09:13,418 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) [2022-07-19 23:09:13,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:09:13,459 INFO L93 Difference]: Finished difference Result 1448 states and 1953 transitions. [2022-07-19 23:09:13,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:09:13,460 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 [2022-07-19 23:09:13,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:09:13,460 INFO L225 Difference]: With dead ends: 1448 [2022-07-19 23:09:13,461 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 23:09:13,463 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 [2022-07-19 23:09:13,464 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 [2022-07-19 23:09:13,464 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] [2022-07-19 23:09:13,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 23:09:13,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 23:09:13,465 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) [2022-07-19 23:09:13,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 23:09:13,465 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2022-07-19 23:09:13,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:09:13,466 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 23:09:13,466 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) [2022-07-19 23:09:13,466 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 23:09:13,466 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 23:09:13,468 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 23:09:13,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-07-19 23:09:13,683 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 [2022-07-19 23:09:13,685 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 23:09:17,240 INFO L899 garLoopResultBuilder]: For program point L2977(line 2977) no Hoare annotation was computed. [2022-07-19 23:09:17,240 INFO L899 garLoopResultBuilder]: For program point L2971-1(line 2971) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L902 garLoopResultBuilder]: At program point L2971(line 2971) the Hoare annotation is: true [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point L2967(lines 2967 2978) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point L2967-2(lines 2963 2979) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point L2963(lines 2963 2979) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L902 garLoopResultBuilder]: At program point L2961-1(line 2961) the Hoare annotation is: true [2022-07-19 23:09:17,241 INFO L902 garLoopResultBuilder]: At program point L2961(line 2961) the Hoare annotation is: true [2022-07-19 23:09:17,241 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 2951 2982) the Hoare annotation is: true [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 2951 2982) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point L2972(lines 2972 2976) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L902 garLoopResultBuilder]: At program point L2972-2(lines 2972 2976) the Hoare annotation is: true [2022-07-19 23:09:17,241 INFO L902 garLoopResultBuilder]: At program point L2968(line 2968) the Hoare annotation is: true [2022-07-19 23:09:17,241 INFO L902 garLoopResultBuilder]: At program point L2966(line 2966) the Hoare annotation is: true [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point L2968-1(line 2968) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L902 garLoopResultBuilder]: At program point L2964(line 2964) the Hoare annotation is: true [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point L2966-1(line 2966) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point L2962(line 2962) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point L2964-1(line 2964) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 2951 2982) no Hoare annotation was computed. [2022-07-19 23:09:17,241 INFO L902 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4566 4568) the Hoare annotation is: true [2022-07-19 23:09:17,241 INFO L899 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4566 4568) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4566 4568) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point pi_initEXIT(lines 4556 4558) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L902 garLoopResultBuilder]: At program point pi_initENTRY(lines 4556 4558) the Hoare annotation is: true [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point pi_initFINAL(lines 4556 4558) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point write_regFINAL(lines 3063 3069) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L902 garLoopResultBuilder]: At program point L4573(lines 4572 4574) the Hoare annotation is: true [2022-07-19 23:09:17,242 INFO L902 garLoopResultBuilder]: At program point write_regENTRY(lines 3063 3069) the Hoare annotation is: true [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point write_regEXIT(lines 3063 3069) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3076 3082) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L902 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3076 3082) the Hoare annotation is: true [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3076 3082) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L902 garLoopResultBuilder]: At program point L4581(lines 4580 4582) the Hoare annotation is: true [2022-07-19 23:09:17,242 INFO L902 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4563 4565) the Hoare annotation is: true [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4563 4565) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4563 4565) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 4532 4534) the Hoare annotation is: true [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 4532 4534) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L902 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4552 4554) the Hoare annotation is: true [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4552 4554) no Hoare annotation was computed. [2022-07-19 23:09:17,242 INFO L899 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4552 4554) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point L3425(lines 3425 3429) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3407 3441) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point L3419-1(line 3419) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L902 garLoopResultBuilder]: At program point L3419(line 3419) the Hoare annotation is: true [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L902 garLoopResultBuilder]: At program point L3413-1(lines 3413 3438) the Hoare annotation is: true [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point L3413(lines 3413 3438) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L902 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2022-07-19 23:09:17,243 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L902 garLoopResultBuilder]: At program point L3426(lines 3413 3431) the Hoare annotation is: true [2022-07-19 23:09:17,243 INFO L902 garLoopResultBuilder]: At program point L3424(lines 3413 3431) the Hoare annotation is: true [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3407 3441) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point L3418(lines 3418 3422) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L902 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3407 3441) the Hoare annotation is: true [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point L3433(lines 3433 3437) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L902 garLoopResultBuilder]: At program point L3052(line 3052) the Hoare annotation is: true [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point L3052-1(line 3052) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L899 garLoopResultBuilder]: For program point status_regEXIT(lines 3049 3055) no Hoare annotation was computed. [2022-07-19 23:09:17,243 INFO L902 garLoopResultBuilder]: At program point status_regENTRY(lines 3049 3055) the Hoare annotation is: true [2022-07-19 23:09:17,244 INFO L899 garLoopResultBuilder]: For program point status_regFINAL(lines 3049 3055) no Hoare annotation was computed. [2022-07-19 23:09:17,244 INFO L899 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2022-07-19 23:09:17,244 INFO L899 garLoopResultBuilder]: For program point L3231-1(line 3231) no Hoare annotation was computed. [2022-07-19 23:09:17,244 INFO L902 garLoopResultBuilder]: At program point L3231(line 3231) the Hoare annotation is: true [2022-07-19 23:09:17,244 INFO L899 garLoopResultBuilder]: For program point L3211(line 3211) no Hoare annotation was computed. [2022-07-19 23:09:17,244 INFO L902 garLoopResultBuilder]: At program point L3240(line 3240) the Hoare annotation is: true [2022-07-19 23:09:17,244 INFO L899 garLoopResultBuilder]: For program point L3211-2(line 3211) no Hoare annotation was computed. [2022-07-19 23:09:17,244 INFO L899 garLoopResultBuilder]: For program point L3207-1(line 3207) no Hoare annotation was computed. [2022-07-19 23:09:17,244 INFO L902 garLoopResultBuilder]: At program point L3207(line 3207) the Hoare annotation is: true [2022-07-19 23:09:17,245 INFO L899 garLoopResultBuilder]: For program point L3211-4(line 3211) no Hoare annotation was computed. [2022-07-19 23:09:17,245 INFO L899 garLoopResultBuilder]: For program point L3240-1(line 3240) no Hoare annotation was computed. [2022-07-19 23:09:17,245 INFO L899 garLoopResultBuilder]: For program point L3211-6(line 3211) no Hoare annotation was computed. [2022-07-19 23:09:17,245 INFO L899 garLoopResultBuilder]: For program point L3211-8(lines 3201 3242) no Hoare annotation was computed. [2022-07-19 23:09:17,245 INFO L902 garLoopResultBuilder]: At program point L3232(lines 3201 3242) the Hoare annotation is: true [2022-07-19 23:09:17,245 INFO L899 garLoopResultBuilder]: For program point L3220-1(lines 3220 3228) no Hoare annotation was computed. [2022-07-19 23:09:17,245 INFO L899 garLoopResultBuilder]: For program point L3216-1(lines 3201 3242) no Hoare annotation was computed. [2022-07-19 23:09:17,246 INFO L899 garLoopResultBuilder]: For program point L3212-1(lines 3201 3242) no Hoare annotation was computed. [2022-07-19 23:09:17,246 INFO L902 garLoopResultBuilder]: At program point L3237(lines 3201 3242) the Hoare annotation is: true [2022-07-19 23:09:17,246 INFO L899 garLoopResultBuilder]: For program point L3233(line 3233) no Hoare annotation was computed. [2022-07-19 23:09:17,246 INFO L899 garLoopResultBuilder]: For program point L3221(lines 3221 3225) no Hoare annotation was computed. [2022-07-19 23:09:17,246 INFO L899 garLoopResultBuilder]: For program point L3221-2(lines 3221 3225) no Hoare annotation was computed. [2022-07-19 23:09:17,246 INFO L899 garLoopResultBuilder]: For program point L3213-1(line 3213) no Hoare annotation was computed. [2022-07-19 23:09:17,246 INFO L899 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3191 3243) no Hoare annotation was computed. [2022-07-19 23:09:17,246 INFO L902 garLoopResultBuilder]: At program point L3213(line 3213) the Hoare annotation is: true [2022-07-19 23:09:17,246 INFO L899 garLoopResultBuilder]: For program point L3209(line 3209) no Hoare annotation was computed. [2022-07-19 23:09:17,247 INFO L899 garLoopResultBuilder]: For program point L3209-2(line 3209) no Hoare annotation was computed. [2022-07-19 23:09:17,247 INFO L899 garLoopResultBuilder]: For program point L3209-4(line 3209) no Hoare annotation was computed. [2022-07-19 23:09:17,247 INFO L899 garLoopResultBuilder]: For program point L3234(lines 3234 3238) no Hoare annotation was computed. [2022-07-19 23:09:17,247 INFO L899 garLoopResultBuilder]: For program point L3209-6(line 3209) no Hoare annotation was computed. [2022-07-19 23:09:17,247 INFO L902 garLoopResultBuilder]: At program point L3209-8(line 3209) the Hoare annotation is: true [2022-07-19 23:09:17,247 INFO L899 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3191 3243) no Hoare annotation was computed. [2022-07-19 23:09:17,247 INFO L902 garLoopResultBuilder]: At program point L4560(lines 4559 4561) the Hoare annotation is: true [2022-07-19 23:09:17,247 INFO L902 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3191 3243) the Hoare annotation is: true [2022-07-19 23:09:17,247 INFO L899 garLoopResultBuilder]: For program point L3210(line 3210) no Hoare annotation was computed. [2022-07-19 23:09:17,248 INFO L899 garLoopResultBuilder]: For program point L3206(line 3206) no Hoare annotation was computed. [2022-07-19 23:09:17,248 INFO L902 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: true [2022-07-19 23:09:17,248 INFO L902 garLoopResultBuilder]: At program point L3235(lines 3201 3242) the Hoare annotation is: true [2022-07-19 23:09:17,248 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)|)) [2022-07-19 23:09:17,248 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)|)) [2022-07-19 23:09:17,248 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11EXIT(lines 4032 4039) no Hoare annotation was computed. [2022-07-19 23:09:17,248 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11FINAL(lines 4032 4039) no Hoare annotation was computed. [2022-07-19 23:09:17,248 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)|)) [2022-07-19 23:09:17,249 INFO L899 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3070 3075) no Hoare annotation was computed. [2022-07-19 23:09:17,249 INFO L899 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3070 3075) no Hoare annotation was computed. [2022-07-19 23:09:17,249 INFO L902 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3070 3075) the Hoare annotation is: true [2022-07-19 23:09:17,249 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 4542 4544) the Hoare annotation is: true [2022-07-19 23:09:17,249 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 4542 4544) no Hoare annotation was computed. [2022-07-19 23:09:17,249 INFO L899 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 4542 4544) no Hoare annotation was computed. [2022-07-19 23:09:17,249 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 2983 2990) no Hoare annotation was computed. [2022-07-19 23:09:17,249 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 2983 2990) the Hoare annotation is: true [2022-07-19 23:09:17,249 INFO L899 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 2983 2990) no Hoare annotation was computed. [2022-07-19 23:09:17,250 INFO L902 garLoopResultBuilder]: At program point L2986(line 2986) the Hoare annotation is: true [2022-07-19 23:09:17,250 INFO L899 garLoopResultBuilder]: For program point L2986-1(line 2986) no Hoare annotation was computed. [2022-07-19 23:09:17,250 INFO L902 garLoopResultBuilder]: At program point L4521(lines 4520 4522) the Hoare annotation is: true [2022-07-19 23:09:17,250 INFO L899 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3083 3137) no Hoare annotation was computed. [2022-07-19 23:09:17,250 INFO L899 garLoopResultBuilder]: For program point L3099(lines 3099 3103) no Hoare annotation was computed. [2022-07-19 23:09:17,250 INFO L899 garLoopResultBuilder]: For program point L3128(line 3128) no Hoare annotation was computed. [2022-07-19 23:09:17,250 INFO L899 garLoopResultBuilder]: For program point L3128-2(line 3128) no Hoare annotation was computed. [2022-07-19 23:09:17,250 INFO L899 garLoopResultBuilder]: For program point L3128-4(line 3128) no Hoare annotation was computed. [2022-07-19 23:09:17,250 INFO L899 garLoopResultBuilder]: For program point L3128-6(line 3128) no Hoare annotation was computed. [2022-07-19 23:09:17,250 INFO L902 garLoopResultBuilder]: At program point L3116(line 3116) the Hoare annotation is: true [2022-07-19 23:09:17,251 INFO L899 garLoopResultBuilder]: For program point L3116-1(line 3116) no Hoare annotation was computed. [2022-07-19 23:09:17,251 INFO L902 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3083 3137) the Hoare annotation is: true [2022-07-19 23:09:17,251 INFO L899 garLoopResultBuilder]: For program point L3117(lines 3117 3126) no Hoare annotation was computed. [2022-07-19 23:09:17,251 INFO L899 garLoopResultBuilder]: For program point L3117-2(lines 3113 3133) no Hoare annotation was computed. [2022-07-19 23:09:17,251 INFO L899 garLoopResultBuilder]: For program point L3113(lines 3113 3134) no Hoare annotation was computed. [2022-07-19 23:09:17,251 INFO L902 garLoopResultBuilder]: At program point L3109(lines 3092 3136) the Hoare annotation is: true [2022-07-19 23:09:17,251 INFO L899 garLoopResultBuilder]: For program point L3105(line 3105) no Hoare annotation was computed. [2022-07-19 23:09:17,251 INFO L899 garLoopResultBuilder]: For program point L3118(lines 3118 3122) no Hoare annotation was computed. [2022-07-19 23:09:17,251 INFO L899 garLoopResultBuilder]: For program point L3118-2(lines 3118 3122) no Hoare annotation was computed. [2022-07-19 23:09:17,252 INFO L902 garLoopResultBuilder]: At program point L3114(line 3114) the Hoare annotation is: true [2022-07-19 23:09:17,252 INFO L899 garLoopResultBuilder]: For program point L3114-1(line 3114) no Hoare annotation was computed. [2022-07-19 23:09:17,252 INFO L899 garLoopResultBuilder]: For program point L3106(lines 3106 3110) no Hoare annotation was computed. [2022-07-19 23:09:17,252 INFO L899 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3083 3137) no Hoare annotation was computed. [2022-07-19 23:09:17,252 INFO L902 garLoopResultBuilder]: At program point L3102(line 3102) the Hoare annotation is: true [2022-07-19 23:09:17,252 INFO L902 garLoopResultBuilder]: At program point L4506(lines 4505 4507) the Hoare annotation is: true [2022-07-19 23:09:17,252 INFO L902 garLoopResultBuilder]: At program point L3102-1(lines 3092 3136) the Hoare annotation is: true [2022-07-19 23:09:17,252 INFO L899 garLoopResultBuilder]: For program point L3127(lines 3127 3130) no Hoare annotation was computed. [2022-07-19 23:09:17,252 INFO L899 garLoopResultBuilder]: For program point L3115-1(line 3115) no Hoare annotation was computed. [2022-07-19 23:09:17,253 INFO L902 garLoopResultBuilder]: At program point L3115(line 3115) the Hoare annotation is: true [2022-07-19 23:09:17,253 INFO L902 garLoopResultBuilder]: At program point L3107(lines 3092 3136) the Hoare annotation is: true [2022-07-19 23:09:17,253 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 4041 4046) no Hoare annotation was computed. [2022-07-19 23:09:17,253 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4041 4046) the Hoare annotation is: true [2022-07-19 23:09:17,253 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4044) no Hoare annotation was computed. [2022-07-19 23:09:17,253 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4041 4046) no Hoare annotation was computed. [2022-07-19 23:09:17,253 INFO L902 garLoopResultBuilder]: At program point L3582(line 3582) the Hoare annotation is: true [2022-07-19 23:09:17,253 INFO L899 garLoopResultBuilder]: For program point L3582-1(line 3582) no Hoare annotation was computed. [2022-07-19 23:09:17,253 INFO L899 garLoopResultBuilder]: For program point L3578(lines 3578 3581) no Hoare annotation was computed. [2022-07-19 23:09:17,253 INFO L899 garLoopResultBuilder]: For program point L3574(lines 3574 3577) no Hoare annotation was computed. [2022-07-19 23:09:17,254 INFO L899 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3563 3636) no Hoare annotation was computed. [2022-07-19 23:09:17,254 INFO L899 garLoopResultBuilder]: For program point L3599(lines 3599 3611) no Hoare annotation was computed. [2022-07-19 23:09:17,254 INFO L902 garLoopResultBuilder]: At program point L3628(lines 3628 3629) the Hoare annotation is: true [2022-07-19 23:09:17,254 INFO L899 garLoopResultBuilder]: For program point L3595(lines 3595 3598) no Hoare annotation was computed. [2022-07-19 23:09:17,254 INFO L899 garLoopResultBuilder]: For program point L3628-1(lines 3628 3629) no Hoare annotation was computed. [2022-07-19 23:09:17,254 INFO L899 garLoopResultBuilder]: For program point L3591(lines 3591 3594) no Hoare annotation was computed. [2022-07-19 23:09:17,254 INFO L899 garLoopResultBuilder]: For program point L3620(lines 3620 3623) no Hoare annotation was computed. [2022-07-19 23:09:17,254 INFO L899 garLoopResultBuilder]: For program point L3587(lines 3587 3590) no Hoare annotation was computed. [2022-07-19 23:09:17,254 INFO L899 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3563 3636) no Hoare annotation was computed. [2022-07-19 23:09:17,255 INFO L899 garLoopResultBuilder]: For program point L3583(lines 3583 3586) no Hoare annotation was computed. [2022-07-19 23:09:17,255 INFO L899 garLoopResultBuilder]: For program point L3612(lines 3612 3615) no Hoare annotation was computed. [2022-07-19 23:09:17,255 INFO L902 garLoopResultBuilder]: At program point L3604(line 3604) the Hoare annotation is: true [2022-07-19 23:09:17,255 INFO L902 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3563 3636) the Hoare annotation is: true [2022-07-19 23:09:17,255 INFO L899 garLoopResultBuilder]: For program point L3604-1(line 3604) no Hoare annotation was computed. [2022-07-19 23:09:17,255 INFO L899 garLoopResultBuilder]: For program point L3600(lines 3600 3603) no Hoare annotation was computed. [2022-07-19 23:09:17,255 INFO L899 garLoopResultBuilder]: For program point L3605(lines 3605 3608) no Hoare annotation was computed. [2022-07-19 23:09:17,255 INFO L899 garLoopResultBuilder]: For program point L3630(lines 3630 3633) no Hoare annotation was computed. [2022-07-19 23:09:17,255 INFO L902 garLoopResultBuilder]: At program point L3618(line 3618) the Hoare annotation is: true [2022-07-19 23:09:17,255 INFO L899 garLoopResultBuilder]: For program point L3618-1(line 3618) no Hoare annotation was computed. [2022-07-19 23:09:17,256 INFO L899 garLoopResultBuilder]: For program point L3619(lines 3619 3626) no Hoare annotation was computed. [2022-07-19 23:09:17,256 INFO L902 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4549 4551) the Hoare annotation is: true [2022-07-19 23:09:17,256 INFO L899 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4549 4551) no Hoare annotation was computed. [2022-07-19 23:09:17,256 INFO L899 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4549 4551) no Hoare annotation was computed. [2022-07-19 23:09:17,256 INFO L899 garLoopResultBuilder]: For program point L3161-1(line 3161) no Hoare annotation was computed. [2022-07-19 23:09:17,256 INFO L902 garLoopResultBuilder]: At program point L3161(line 3161) the Hoare annotation is: true [2022-07-19 23:09:17,256 INFO L899 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3138 3190) no Hoare annotation was computed. [2022-07-19 23:09:17,256 INFO L899 garLoopResultBuilder]: For program point L3157(lines 3157 3160) no Hoare annotation was computed. [2022-07-19 23:09:17,256 INFO L902 garLoopResultBuilder]: At program point L3153-1(line 3153) the Hoare annotation is: true [2022-07-19 23:09:17,257 INFO L902 garLoopResultBuilder]: At program point L3153(line 3153) the Hoare annotation is: true [2022-07-19 23:09:17,257 INFO L899 garLoopResultBuilder]: For program point L3149(lines 3149 3152) no Hoare annotation was computed. [2022-07-19 23:09:17,257 INFO L899 garLoopResultBuilder]: For program point L3145-1(line 3145) no Hoare annotation was computed. [2022-07-19 23:09:17,257 INFO L902 garLoopResultBuilder]: At program point L3145(line 3145) the Hoare annotation is: true [2022-07-19 23:09:17,257 INFO L899 garLoopResultBuilder]: For program point L3162(lines 3162 3166) no Hoare annotation was computed. [2022-07-19 23:09:17,257 INFO L902 garLoopResultBuilder]: At program point L3154(line 3154) the Hoare annotation is: true [2022-07-19 23:09:17,257 INFO L899 garLoopResultBuilder]: For program point L3187-1(line 3187) no Hoare annotation was computed. [2022-07-19 23:09:17,257 INFO L902 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2022-07-19 23:09:17,257 INFO L902 garLoopResultBuilder]: At program point L3146(line 3146) the Hoare annotation is: true [2022-07-19 23:09:17,258 INFO L902 garLoopResultBuilder]: At program point L3179(lines 3168 3183) the Hoare annotation is: true [2022-07-19 23:09:17,258 INFO L899 garLoopResultBuilder]: For program point L3146-1(line 3146) no Hoare annotation was computed. [2022-07-19 23:09:17,258 INFO L902 garLoopResultBuilder]: At program point L3175(lines 3168 3183) the Hoare annotation is: true [2022-07-19 23:09:17,258 INFO L899 garLoopResultBuilder]: For program point L3167-1(line 3167) no Hoare annotation was computed. [2022-07-19 23:09:17,258 INFO L902 garLoopResultBuilder]: At program point L3167(line 3167) the Hoare annotation is: true [2022-07-19 23:09:17,258 INFO L902 garLoopResultBuilder]: At program point L3155(line 3155) the Hoare annotation is: true [2022-07-19 23:09:17,258 INFO L902 garLoopResultBuilder]: At program point L3147-1(line 3147) the Hoare annotation is: true [2022-07-19 23:09:17,258 INFO L902 garLoopResultBuilder]: At program point L3147(line 3147) the Hoare annotation is: true [2022-07-19 23:09:17,258 INFO L899 garLoopResultBuilder]: For program point L3168(lines 3168 3184) no Hoare annotation was computed. [2022-07-19 23:09:17,259 INFO L899 garLoopResultBuilder]: For program point L3168-2(lines 3168 3184) no Hoare annotation was computed. [2022-07-19 23:09:17,259 INFO L902 garLoopResultBuilder]: At program point L3164(lines 3144 3189) the Hoare annotation is: true [2022-07-19 23:09:17,259 INFO L899 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3138 3190) no Hoare annotation was computed. [2022-07-19 23:09:17,259 INFO L899 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2022-07-19 23:09:17,259 INFO L899 garLoopResultBuilder]: For program point L3148(line 3148) no Hoare annotation was computed. [2022-07-19 23:09:17,259 INFO L902 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3138 3190) the Hoare annotation is: true [2022-07-19 23:09:17,259 INFO L902 garLoopResultBuilder]: At program point L3177(lines 3168 3183) the Hoare annotation is: true [2022-07-19 23:09:17,259 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 4048 4053) no Hoare annotation was computed. [2022-07-19 23:09:17,259 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4048 4053) the Hoare annotation is: true [2022-07-19 23:09:17,260 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4048 4053) no Hoare annotation was computed. [2022-07-19 23:09:17,260 INFO L902 garLoopResultBuilder]: At program point clear_bitENTRY(lines 2805 2811) the Hoare annotation is: true [2022-07-19 23:09:17,260 INFO L899 garLoopResultBuilder]: For program point clear_bitFINAL(lines 2805 2811) no Hoare annotation was computed. [2022-07-19 23:09:17,260 INFO L899 garLoopResultBuilder]: For program point clear_bitEXIT(lines 2805 2811) no Hoare annotation was computed. [2022-07-19 23:09:17,260 INFO L899 garLoopResultBuilder]: For program point read_regFINAL(lines 3056 3062) no Hoare annotation was computed. [2022-07-19 23:09:17,260 INFO L899 garLoopResultBuilder]: For program point read_regEXIT(lines 3056 3062) no Hoare annotation was computed. [2022-07-19 23:09:17,260 INFO L902 garLoopResultBuilder]: At program point read_regENTRY(lines 3056 3062) the Hoare annotation is: true [2022-07-19 23:09:17,260 INFO L899 garLoopResultBuilder]: For program point L3059-1(line 3059) no Hoare annotation was computed. [2022-07-19 23:09:17,260 INFO L902 garLoopResultBuilder]: At program point L3059(line 3059) the Hoare annotation is: true [2022-07-19 23:09:17,260 INFO L899 garLoopResultBuilder]: For program point L3264(line 3264) no Hoare annotation was computed. [2022-07-19 23:09:17,261 INFO L902 garLoopResultBuilder]: At program point L3260(line 3260) the Hoare annotation is: true [2022-07-19 23:09:17,261 INFO L902 garLoopResultBuilder]: At program point L3322(line 3322) the Hoare annotation is: true [2022-07-19 23:09:17,261 INFO L899 garLoopResultBuilder]: For program point L3260-1(line 3260) no Hoare annotation was computed. [2022-07-19 23:09:17,261 INFO L899 garLoopResultBuilder]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2022-07-19 23:09:17,261 INFO L902 garLoopResultBuilder]: At program point L3310(lines 3301 3320) the Hoare annotation is: true [2022-07-19 23:09:17,261 INFO L899 garLoopResultBuilder]: For program point L3273-1(line 3273) no Hoare annotation was computed. [2022-07-19 23:09:17,261 INFO L902 garLoopResultBuilder]: At program point L3273(line 3273) the Hoare annotation is: true [2022-07-19 23:09:17,261 INFO L899 garLoopResultBuilder]: For program point L3261-1(line 3261) no Hoare annotation was computed. [2022-07-19 23:09:17,261 INFO L902 garLoopResultBuilder]: At program point L3261(line 3261) the Hoare annotation is: true [2022-07-19 23:09:17,262 INFO L902 garLoopResultBuilder]: At program point L3290(lines 3254 3324) the Hoare annotation is: true [2022-07-19 23:09:17,262 INFO L899 garLoopResultBuilder]: For program point L3286(line 3286) no Hoare annotation was computed. [2022-07-19 23:09:17,262 INFO L899 garLoopResultBuilder]: For program point L3315-1(lines 3315 3318) no Hoare annotation was computed. [2022-07-19 23:09:17,262 INFO L899 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3244 3325) no Hoare annotation was computed. [2022-07-19 23:09:17,262 INFO L899 garLoopResultBuilder]: For program point L3274(lines 3274 3278) no Hoare annotation was computed. [2022-07-19 23:09:17,262 INFO L902 garLoopResultBuilder]: At program point L3262(line 3262) the Hoare annotation is: true [2022-07-19 23:09:17,262 INFO L902 garLoopResultBuilder]: At program point L3262-1(line 3262) the Hoare annotation is: true [2022-07-19 23:09:17,262 INFO L902 garLoopResultBuilder]: At program point L3312(lines 3301 3320) the Hoare annotation is: true [2022-07-19 23:09:17,262 INFO L902 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3244 3325) the Hoare annotation is: true [2022-07-19 23:09:17,262 INFO L902 garLoopResultBuilder]: At program point L3308(lines 3301 3320) the Hoare annotation is: true [2022-07-19 23:09:17,263 INFO L902 garLoopResultBuilder]: At program point L3275(lines 3254 3324) the Hoare annotation is: true [2022-07-19 23:09:17,263 INFO L899 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3244 3325) no Hoare annotation was computed. [2022-07-19 23:09:17,263 INFO L899 garLoopResultBuilder]: For program point L3296(lines 3296 3300) no Hoare annotation was computed. [2022-07-19 23:09:17,263 INFO L899 garLoopResultBuilder]: For program point L3296-2(lines 3254 3324) no Hoare annotation was computed. [2022-07-19 23:09:17,263 INFO L902 garLoopResultBuilder]: At program point L3263(line 3263) the Hoare annotation is: true [2022-07-19 23:09:17,263 INFO L902 garLoopResultBuilder]: At program point L3292(lines 3254 3324) the Hoare annotation is: true [2022-07-19 23:09:17,263 INFO L902 garLoopResultBuilder]: At program point L3288(lines 3254 3324) the Hoare annotation is: true [2022-07-19 23:09:17,263 INFO L902 garLoopResultBuilder]: At program point L3280(lines 3254 3324) the Hoare annotation is: true [2022-07-19 23:09:17,263 INFO L899 garLoopResultBuilder]: For program point L3272(lines 3272 3281) no Hoare annotation was computed. [2022-07-19 23:09:17,264 INFO L902 garLoopResultBuilder]: At program point L3268(lines 3254 3324) the Hoare annotation is: true [2022-07-19 23:09:17,264 INFO L899 garLoopResultBuilder]: For program point L3301-1(lines 3301 3321) no Hoare annotation was computed. [2022-07-19 23:09:17,264 INFO L899 garLoopResultBuilder]: For program point L2913(lines 2913 2915) no Hoare annotation was computed. [2022-07-19 23:09:17,264 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 2921 2930) the Hoare annotation is: true [2022-07-19 23:09:17,264 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2921 2930) no Hoare annotation was computed. [2022-07-19 23:09:17,264 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 2929) no Hoare annotation was computed. [2022-07-19 23:09:17,264 INFO L902 garLoopResultBuilder]: At program point L2919(lines 2917 2920) the Hoare annotation is: true [2022-07-19 23:09:17,264 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2921 2930) no Hoare annotation was computed. [2022-07-19 23:09:17,264 INFO L899 garLoopResultBuilder]: For program point L2914(line 2914) no Hoare annotation was computed. [2022-07-19 23:09:17,265 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 4535 4537) the Hoare annotation is: true [2022-07-19 23:09:17,265 INFO L899 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 4535 4537) no Hoare annotation was computed. [2022-07-19 23:09:17,265 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 4535 4537) no Hoare annotation was computed. [2022-07-19 23:09:17,265 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4516 4518) no Hoare annotation was computed. [2022-07-19 23:09:17,265 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4516 4518) the Hoare annotation is: true [2022-07-19 23:09:17,265 INFO L899 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4516 4518) no Hoare annotation was computed. [2022-07-19 23:09:17,265 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)) [2022-07-19 23:09:17,265 INFO L899 garLoopResultBuilder]: For program point L3669-1(lines 3669 3677) no Hoare annotation was computed. [2022-07-19 23:09:17,265 INFO L899 garLoopResultBuilder]: For program point L3669(lines 3669 3677) no Hoare annotation was computed. [2022-07-19 23:09:17,266 INFO L899 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2022-07-19 23:09:17,266 INFO L899 garLoopResultBuilder]: For program point L4462(lines 4462 4465) no Hoare annotation was computed. [2022-07-19 23:09:17,266 INFO L899 garLoopResultBuilder]: For program point L3471(lines 3471 3474) no Hoare annotation was computed. [2022-07-19 23:09:17,266 INFO L899 garLoopResultBuilder]: For program point L3901(line 3901) no Hoare annotation was computed. [2022-07-19 23:09:17,266 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)) [2022-07-19 23:09:17,266 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)) [2022-07-19 23:09:17,266 INFO L899 garLoopResultBuilder]: For program point L3902(lines 3902 3933) no Hoare annotation was computed. [2022-07-19 23:09:17,266 INFO L899 garLoopResultBuilder]: For program point L3935(line 3935) no Hoare annotation was computed. [2022-07-19 23:09:17,266 INFO L899 garLoopResultBuilder]: For program point L3869(line 3869) no Hoare annotation was computed. [2022-07-19 23:09:17,266 INFO L899 garLoopResultBuilder]: For program point L3803(lines 3803 3806) no Hoare annotation was computed. [2022-07-19 23:09:17,267 INFO L899 garLoopResultBuilder]: For program point L3803-2(lines 3803 3806) no Hoare annotation was computed. [2022-07-19 23:09:17,267 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)) [2022-07-19 23:09:17,267 INFO L899 garLoopResultBuilder]: For program point L4464-1(lines 4462 4465) no Hoare annotation was computed. [2022-07-19 23:09:17,267 INFO L895 garLoopResultBuilder]: At program point L4497(line 4497) the Hoare annotation is: false [2022-07-19 23:09:17,267 INFO L895 garLoopResultBuilder]: At program point L4464(line 4464) the Hoare annotation is: false [2022-07-19 23:09:17,267 INFO L902 garLoopResultBuilder]: At program point L4497-1(lines 4480 4501) the Hoare annotation is: true [2022-07-19 23:09:17,267 INFO L899 garLoopResultBuilder]: For program point L3870(lines 3870 3874) no Hoare annotation was computed. [2022-07-19 23:09:17,267 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)) [2022-07-19 23:09:17,267 INFO L899 garLoopResultBuilder]: For program point L3804-1(line 3804) no Hoare annotation was computed. [2022-07-19 23:09:17,268 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)) [2022-07-19 23:09:17,268 INFO L899 garLoopResultBuilder]: For program point L3672(lines 3672 3675) no Hoare annotation was computed. [2022-07-19 23:09:17,268 INFO L899 garLoopResultBuilder]: For program point L3540(lines 3540 3546) no Hoare annotation was computed. [2022-07-19 23:09:17,268 INFO L899 garLoopResultBuilder]: For program point L3904(lines 3904 3930) no Hoare annotation was computed. [2022-07-19 23:09:17,268 INFO L899 garLoopResultBuilder]: For program point L3541-1(line 3541) no Hoare annotation was computed. [2022-07-19 23:09:17,268 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)) [2022-07-19 23:09:17,268 INFO L899 garLoopResultBuilder]: For program point L3475-1(lines 3475 3476) no Hoare annotation was computed. [2022-07-19 23:09:17,268 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)) [2022-07-19 23:09:17,268 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)) [2022-07-19 23:09:17,269 INFO L899 garLoopResultBuilder]: For program point L3905(line 3905) no Hoare annotation was computed. [2022-07-19 23:09:17,269 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)) [2022-07-19 23:09:17,269 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)) [2022-07-19 23:09:17,269 INFO L899 garLoopResultBuilder]: For program point L3906(lines 3906 3911) no Hoare annotation was computed. [2022-07-19 23:09:17,269 INFO L899 garLoopResultBuilder]: For program point L3708(lines 3708 3712) no Hoare annotation was computed. [2022-07-19 23:09:17,269 INFO L899 garLoopResultBuilder]: For program point L3477(lines 3477 3486) no Hoare annotation was computed. [2022-07-19 23:09:17,269 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)) [2022-07-19 23:09:17,269 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)) [2022-07-19 23:09:17,269 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)) [2022-07-19 23:09:17,270 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)) [2022-07-19 23:09:17,270 INFO L899 garLoopResultBuilder]: For program point L3478-1(line 3478) no Hoare annotation was computed. [2022-07-19 23:09:17,270 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)) [2022-07-19 23:09:17,270 INFO L899 garLoopResultBuilder]: For program point L4503-1(line 4503) no Hoare annotation was computed. [2022-07-19 23:09:17,270 INFO L899 garLoopResultBuilder]: For program point L3479(lines 3479 3484) no Hoare annotation was computed. [2022-07-19 23:09:17,270 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)) [2022-07-19 23:09:17,270 INFO L899 garLoopResultBuilder]: For program point L4404(lines 4404 4407) no Hoare annotation was computed. [2022-07-19 23:09:17,270 INFO L902 garLoopResultBuilder]: At program point L3942(lines 3833 3944) the Hoare annotation is: true [2022-07-19 23:09:17,270 INFO L899 garLoopResultBuilder]: For program point L3876(line 3876) no Hoare annotation was computed. [2022-07-19 23:09:17,271 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)) [2022-07-19 23:09:17,271 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)) [2022-07-19 23:09:17,271 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)) [2022-07-19 23:09:17,271 INFO L899 garLoopResultBuilder]: For program point L3844(lines 3844 3937) no Hoare annotation was computed. [2022-07-19 23:09:17,271 INFO L899 garLoopResultBuilder]: For program point L3877(lines 3877 3881) no Hoare annotation was computed. [2022-07-19 23:09:17,271 INFO L895 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: false [2022-07-19 23:09:17,271 INFO L899 garLoopResultBuilder]: For program point L4406-1(lines 4404 4407) no Hoare annotation was computed. [2022-07-19 23:09:17,271 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)) [2022-07-19 23:09:17,271 INFO L899 garLoopResultBuilder]: For program point L3845(line 3845) no Hoare annotation was computed. [2022-07-19 23:09:17,272 INFO L899 garLoopResultBuilder]: For program point L3746(lines 3746 3751) no Hoare annotation was computed. [2022-07-19 23:09:17,272 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)) [2022-07-19 23:09:17,272 INFO L899 garLoopResultBuilder]: For program point L3680-1(line 3680) no Hoare annotation was computed. [2022-07-19 23:09:17,272 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)) [2022-07-19 23:09:17,272 INFO L899 garLoopResultBuilder]: For program point L3846(lines 3846 3899) no Hoare annotation was computed. [2022-07-19 23:09:17,272 INFO L899 garLoopResultBuilder]: For program point L3648(lines 3648 3651) no Hoare annotation was computed. [2022-07-19 23:09:17,272 INFO L899 garLoopResultBuilder]: For program point L3681(lines 3681 3684) no Hoare annotation was computed. [2022-07-19 23:09:17,272 INFO L899 garLoopResultBuilder]: For program point L3483-1(line 3483) no Hoare annotation was computed. [2022-07-19 23:09:17,272 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)) [2022-07-19 23:09:17,273 INFO L899 garLoopResultBuilder]: For program point L3913(line 3913) no Hoare annotation was computed. [2022-07-19 23:09:17,273 INFO L899 garLoopResultBuilder]: For program point L3715(lines 3715 3719) no Hoare annotation was computed. [2022-07-19 23:09:17,273 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)) [2022-07-19 23:09:17,273 INFO L899 garLoopResultBuilder]: For program point L3517(line 3517) no Hoare annotation was computed. [2022-07-19 23:09:17,273 INFO L899 garLoopResultBuilder]: For program point L3517-2(line 3517) no Hoare annotation was computed. [2022-07-19 23:09:17,273 INFO L899 garLoopResultBuilder]: For program point L3517-4(line 3517) no Hoare annotation was computed. [2022-07-19 23:09:17,273 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)) [2022-07-19 23:09:17,273 INFO L899 garLoopResultBuilder]: For program point L3517-6(line 3517) no Hoare annotation was computed. [2022-07-19 23:09:17,273 INFO L899 garLoopResultBuilder]: For program point L3517-8(line 3517) no Hoare annotation was computed. [2022-07-19 23:09:17,273 INFO L899 garLoopResultBuilder]: For program point L3914(lines 3914 3926) no Hoare annotation was computed. [2022-07-19 23:09:17,274 INFO L899 garLoopResultBuilder]: For program point L3848(lines 3848 3896) no Hoare annotation was computed. [2022-07-19 23:09:17,274 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)) [2022-07-19 23:09:17,274 INFO L899 garLoopResultBuilder]: For program point L3849(line 3849) no Hoare annotation was computed. [2022-07-19 23:09:17,274 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)) [2022-07-19 23:09:17,274 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)) [2022-07-19 23:09:17,274 INFO L899 garLoopResultBuilder]: For program point L3916(lines 3916 3919) no Hoare annotation was computed. [2022-07-19 23:09:17,274 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2022-07-19 23:09:17,274 INFO L899 garLoopResultBuilder]: For program point L3916-2(lines 3914 3925) no Hoare annotation was computed. [2022-07-19 23:09:17,274 INFO L899 garLoopResultBuilder]: For program point L3883(line 3883) no Hoare annotation was computed. [2022-07-19 23:09:17,274 INFO L899 garLoopResultBuilder]: For program point L3850-2(lines 3848 3896) no Hoare annotation was computed. [2022-07-19 23:09:17,275 INFO L899 garLoopResultBuilder]: For program point L3652(lines 3652 3655) no Hoare annotation was computed. [2022-07-19 23:09:17,275 INFO L899 garLoopResultBuilder]: For program point L3685(lines 3685 3693) no Hoare annotation was computed. [2022-07-19 23:09:17,275 INFO L899 garLoopResultBuilder]: For program point L3685-2(lines 3685 3693) no Hoare annotation was computed. [2022-07-19 23:09:17,275 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)) [2022-07-19 23:09:17,275 INFO L899 garLoopResultBuilder]: For program point L3884(lines 3884 3892) no Hoare annotation was computed. [2022-07-19 23:09:17,275 INFO L899 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2022-07-19 23:09:17,275 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)) [2022-07-19 23:09:17,275 INFO L899 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2022-07-19 23:09:17,275 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)) [2022-07-19 23:09:17,276 INFO L899 garLoopResultBuilder]: For program point L3785-2(lines 3785 3788) no Hoare annotation was computed. [2022-07-19 23:09:17,276 INFO L899 garLoopResultBuilder]: For program point L3686-1(lines 3686 3687) no Hoare annotation was computed. [2022-07-19 23:09:17,276 INFO L899 garLoopResultBuilder]: For program point L3521(line 3521) no Hoare annotation was computed. [2022-07-19 23:09:17,276 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)) [2022-07-19 23:09:17,276 INFO L899 garLoopResultBuilder]: For program point L3521-2(lines 3521 3525) no Hoare annotation was computed. [2022-07-19 23:09:17,276 INFO L899 garLoopResultBuilder]: For program point L3455(lines 3455 3499) no Hoare annotation was computed. [2022-07-19 23:09:17,276 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 23:09:17,276 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)) [2022-07-19 23:09:17,276 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)) [2022-07-19 23:09:17,277 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)) [2022-07-19 23:09:17,277 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)) [2022-07-19 23:09:17,277 INFO L899 garLoopResultBuilder]: For program point L3456-1(lines 3456 3457) no Hoare annotation was computed. [2022-07-19 23:09:17,277 INFO L899 garLoopResultBuilder]: For program point L3886(lines 3886 3890) no Hoare annotation was computed. [2022-07-19 23:09:17,277 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)) [2022-07-19 23:09:17,277 INFO L899 garLoopResultBuilder]: For program point L3688(lines 3688 3691) no Hoare annotation was computed. [2022-07-19 23:09:17,277 INFO L899 garLoopResultBuilder]: For program point L3721(lines 3721 3741) no Hoare annotation was computed. [2022-07-19 23:09:17,277 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)) [2022-07-19 23:09:17,277 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)) [2022-07-19 23:09:17,278 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)) [2022-07-19 23:09:17,278 INFO L899 garLoopResultBuilder]: For program point L3028-1(line 3028) no Hoare annotation was computed. [2022-07-19 23:09:17,278 INFO L899 garLoopResultBuilder]: For program point L3458(lines 3458 3497) no Hoare annotation was computed. [2022-07-19 23:09:17,278 INFO L899 garLoopResultBuilder]: For program point L3756(lines 3756 3759) no Hoare annotation was computed. [2022-07-19 23:09:17,278 INFO L899 garLoopResultBuilder]: For program point L3756-2(lines 3756 3759) no Hoare annotation was computed. [2022-07-19 23:09:17,278 INFO L899 garLoopResultBuilder]: For program point L3657-1(line 3657) no Hoare annotation was computed. [2022-07-19 23:09:17,278 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)) [2022-07-19 23:09:17,278 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)) [2022-07-19 23:09:17,278 INFO L899 garLoopResultBuilder]: For program point L4483(lines 4483 4486) no Hoare annotation was computed. [2022-07-19 23:09:17,278 INFO L899 garLoopResultBuilder]: For program point L3459-1(line 3459) no Hoare annotation was computed. [2022-07-19 23:09:17,279 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)) [2022-07-19 23:09:17,279 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)) [2022-07-19 23:09:17,279 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)) [2022-07-19 23:09:17,279 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)) [2022-07-19 23:09:17,279 INFO L899 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2022-07-19 23:09:17,279 INFO L899 garLoopResultBuilder]: For program point L3658(lines 3658 3664) no Hoare annotation was computed. [2022-07-19 23:09:17,279 INFO L899 garLoopResultBuilder]: For program point L3658-2(lines 3658 3664) no Hoare annotation was computed. [2022-07-19 23:09:17,279 INFO L899 garLoopResultBuilder]: For program point L3559-1(line 3559) no Hoare annotation was computed. [2022-07-19 23:09:17,279 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)) [2022-07-19 23:09:17,280 INFO L899 garLoopResultBuilder]: For program point L3460(lines 3460 3465) no Hoare annotation was computed. [2022-07-19 23:09:17,280 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 23:09:17,280 INFO L899 garLoopResultBuilder]: For program point L3659(lines 3659 3662) no Hoare annotation was computed. [2022-07-19 23:09:17,280 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)) [2022-07-19 23:09:17,280 INFO L899 garLoopResultBuilder]: For program point L3527(lines 3527 3531) no Hoare annotation was computed. [2022-07-19 23:09:17,280 INFO L895 garLoopResultBuilder]: At program point L4485(line 4485) the Hoare annotation is: false [2022-07-19 23:09:17,280 INFO L899 garLoopResultBuilder]: For program point L4485-1(lines 4482 4500) no Hoare annotation was computed. [2022-07-19 23:09:17,280 INFO L899 garLoopResultBuilder]: For program point L2933-1(line 2933) no Hoare annotation was computed. [2022-07-19 23:09:17,280 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)) [2022-07-19 23:09:17,281 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)) [2022-07-19 23:09:17,281 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)) [2022-07-19 23:09:17,281 INFO L899 garLoopResultBuilder]: For program point L2835-1(line 2835) no Hoare annotation was computed. [2022-07-19 23:09:17,281 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)) [2022-07-19 23:09:17,281 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)) [2022-07-19 23:09:17,281 INFO L899 garLoopResultBuilder]: For program point L3727(lines 3727 3730) no Hoare annotation was computed. [2022-07-19 23:09:17,281 INFO L899 garLoopResultBuilder]: For program point L3727-2(lines 3727 3730) no Hoare annotation was computed. [2022-07-19 23:09:17,281 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 23:09:17,281 INFO L899 garLoopResultBuilder]: For program point L3034(lines 3034 3037) no Hoare annotation was computed. [2022-07-19 23:09:17,282 INFO L899 garLoopResultBuilder]: For program point L3034-2(lines 3034 3037) no Hoare annotation was computed. [2022-07-19 23:09:17,282 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)) [2022-07-19 23:09:17,282 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)) [2022-07-19 23:09:17,282 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)) [2022-07-19 23:09:17,282 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)) [2022-07-19 23:09:17,282 INFO L899 garLoopResultBuilder]: For program point L3728-1(line 3728) no Hoare annotation was computed. [2022-07-19 23:09:17,282 INFO L899 garLoopResultBuilder]: For program point L4587(lines 4587 4589) no Hoare annotation was computed. [2022-07-19 23:09:17,282 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)) [2022-07-19 23:09:17,282 INFO L899 garLoopResultBuilder]: For program point L3464-1(line 3464) no Hoare annotation was computed. [2022-07-19 23:09:17,283 INFO L899 garLoopResultBuilder]: For program point L3894(line 3894) no Hoare annotation was computed. [2022-07-19 23:09:17,283 INFO L899 garLoopResultBuilder]: For program point L3861(line 3861) no Hoare annotation was computed. [2022-07-19 23:09:17,283 INFO L895 garLoopResultBuilder]: At program point L4489(line 4489) the Hoare annotation is: false [2022-07-19 23:09:17,283 INFO L899 garLoopResultBuilder]: For program point L4489-1(lines 4482 4500) no Hoare annotation was computed. [2022-07-19 23:09:17,283 INFO L899 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2022-07-19 23:09:17,283 INFO L899 garLoopResultBuilder]: For program point L3862(lines 3862 3867) no Hoare annotation was computed. [2022-07-19 23:09:17,283 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)) [2022-07-19 23:09:17,283 INFO L899 garLoopResultBuilder]: For program point L3532(lines 3532 3536) no Hoare annotation was computed. [2022-07-19 23:09:17,283 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)) [2022-07-19 23:09:17,283 INFO L899 garLoopResultBuilder]: For program point L3533-1(line 3533) no Hoare annotation was computed. [2022-07-19 23:09:17,284 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)) [2022-07-19 23:09:17,284 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)) [2022-07-19 23:09:17,284 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 23:09:17,284 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)) [2022-07-19 23:09:17,284 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-07-19 23:09:17,284 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)) [2022-07-19 23:09:17,284 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)) [2022-07-19 23:09:17,284 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)) [2022-07-19 23:09:17,285 INFO L899 garLoopResultBuilder]: For program point L3798-1(line 3798) no Hoare annotation was computed. [2022-07-19 23:09:17,285 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)) [2022-07-19 23:09:17,285 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)) [2022-07-19 23:09:17,285 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)) [2022-07-19 23:09:17,285 INFO L895 garLoopResultBuilder]: At program point L4493(line 4493) the Hoare annotation is: false [2022-07-19 23:09:17,285 INFO L899 garLoopResultBuilder]: For program point L4493-1(lines 4482 4500) no Hoare annotation was computed. [2022-07-19 23:09:17,285 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)) [2022-07-19 23:09:17,285 INFO L899 garLoopResultBuilder]: For program point xsFINAL(lines 3326 3364) no Hoare annotation was computed. [2022-07-19 23:09:17,285 INFO L899 garLoopResultBuilder]: For program point L3357-1(lines 3357 3360) no Hoare annotation was computed. [2022-07-19 23:09:17,285 INFO L902 garLoopResultBuilder]: At program point L3354(lines 3333 3363) the Hoare annotation is: true [2022-07-19 23:09:17,286 INFO L899 garLoopResultBuilder]: For program point xsEXIT(lines 3326 3364) no Hoare annotation was computed. [2022-07-19 23:09:17,286 INFO L902 garLoopResultBuilder]: At program point L3352(lines 3333 3363) the Hoare annotation is: true [2022-07-19 23:09:17,286 INFO L902 garLoopResultBuilder]: At program point xsENTRY(lines 3326 3364) the Hoare annotation is: true [2022-07-19 23:09:17,286 INFO L902 garLoopResultBuilder]: At program point L3350(lines 3333 3363) the Hoare annotation is: true [2022-07-19 23:09:17,286 INFO L899 garLoopResultBuilder]: For program point L3341(lines 3341 3348) no Hoare annotation was computed. [2022-07-19 23:09:17,286 INFO L899 garLoopResultBuilder]: For program point L3341-2(lines 3341 3348) no Hoare annotation was computed. [2022-07-19 23:09:17,286 INFO L902 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2022-07-19 23:09:17,286 INFO L899 garLoopResultBuilder]: For program point L3393(lines 3393 3396) no Hoare annotation was computed. [2022-07-19 23:09:17,286 INFO L899 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2022-07-19 23:09:17,287 INFO L899 garLoopResultBuilder]: For program point L3388(lines 3388 3391) no Hoare annotation was computed. [2022-07-19 23:09:17,287 INFO L899 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2022-07-19 23:09:17,287 INFO L902 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: true [2022-07-19 23:09:17,287 INFO L899 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3365 3406) no Hoare annotation was computed. [2022-07-19 23:09:17,287 INFO L902 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3365 3406) the Hoare annotation is: true [2022-07-19 23:09:17,287 INFO L902 garLoopResultBuilder]: At program point L3398(line 3398) the Hoare annotation is: true [2022-07-19 23:09:17,287 INFO L899 garLoopResultBuilder]: For program point L3399(line 3399) no Hoare annotation was computed. [2022-07-19 23:09:17,287 INFO L899 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3365 3406) no Hoare annotation was computed. [2022-07-19 23:09:17,287 INFO L899 garLoopResultBuilder]: For program point L3397(lines 3397 3403) no Hoare annotation was computed. [2022-07-19 23:09:17,287 INFO L902 garLoopResultBuilder]: At program point L3398-1(line 3398) the Hoare annotation is: true [2022-07-19 23:09:17,288 INFO L899 garLoopResultBuilder]: For program point L3397-2(lines 3397 3403) no Hoare annotation was computed. [2022-07-19 23:09:17,288 INFO L899 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4569 4571) no Hoare annotation was computed. [2022-07-19 23:09:17,288 INFO L902 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4569 4571) the Hoare annotation is: true [2022-07-19 23:09:17,288 INFO L899 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4569 4571) no Hoare annotation was computed. [2022-07-19 23:09:17,290 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:09:17,292 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 23:09:17,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 11:09:17 BoogieIcfgContainer [2022-07-19 23:09:17,315 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 23:09:17,316 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 23:09:17,316 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 23:09:17,317 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 23:09:17,317 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:09:05" (3/4) ... [2022-07-19 23:09:17,319 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 23:09:17,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-07-19 23:09:17,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2022-07-19 23:09:17,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2022-07-19 23:09:17,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2022-07-19 23:09:17,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2022-07-19 23:09:17,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2022-07-19 23:09:17,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-07-19 23:09:17,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2022-07-19 23:09:17,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2022-07-19 23:09:17,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2022-07-19 23:09:17,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2022-07-19 23:09:17,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_11 [2022-07-19 23:09:17,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2022-07-19 23:09:17,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-07-19 23:09:17,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-07-19 23:09:17,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2022-07-19 23:09:17,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-19 23:09:17,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2022-07-19 23:09:17,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2022-07-19 23:09:17,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2022-07-19 23:09:17,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-07-19 23:09:17,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2022-07-19 23:09:17,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2022-07-19 23:09:17,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2022-07-19 23:09:17,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-19 23:09:17,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-07-19 23:09:17,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-07-19 23:09:17,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2022-07-19 23:09:17,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2022-07-19 23:09:17,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2022-07-19 23:09:17,342 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 222 nodes and edges [2022-07-19 23:09:17,343 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2022-07-19 23:09:17,345 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-07-19 23:09:17,346 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-19 23:09:17,347 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-19 23:09:17,349 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 23:09:17,350 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 23:09:17,368 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) [2022-07-19 23:09:17,369 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) [2022-07-19 23:09:17,424 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 23:09:17,431 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 23:09:17,431 INFO L158 Benchmark]: Toolchain (without parser) took 14692.58ms. Allocated memory was 86.0MB in the beginning and 299.9MB in the end (delta: 213.9MB). Free memory was 63.3MB in the beginning and 244.2MB in the end (delta: -181.0MB). Peak memory consumption was 206.5MB. Max. memory is 16.1GB. [2022-07-19 23:09:17,432 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 86.0MB. Free memory was 56.0MB in the beginning and 55.9MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 23:09:17,432 INFO L158 Benchmark]: CACSL2BoogieTranslator took 813.92ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 63.0MB in the beginning and 48.1MB in the end (delta: 14.9MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2022-07-19 23:09:17,432 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.22ms. Allocated memory is still 104.9MB. Free memory was 48.1MB in the beginning and 64.8MB in the end (delta: -16.7MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-07-19 23:09:17,432 INFO L158 Benchmark]: Boogie Preprocessor took 112.64ms. Allocated memory is still 104.9MB. Free memory was 64.8MB in the beginning and 56.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-19 23:09:17,433 INFO L158 Benchmark]: RCFGBuilder took 1342.78ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 56.4MB in the beginning and 60.8MB in the end (delta: -4.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-07-19 23:09:17,433 INFO L158 Benchmark]: TraceAbstraction took 12170.80ms. Allocated memory was 138.4MB in the beginning and 299.9MB in the end (delta: 161.5MB). Free memory was 60.1MB in the beginning and 95.4MB in the end (delta: -35.3MB). Peak memory consumption was 155.3MB. Max. memory is 16.1GB. [2022-07-19 23:09:17,433 INFO L158 Benchmark]: Witness Printer took 115.40ms. Allocated memory is still 299.9MB. Free memory was 94.4MB in the beginning and 244.2MB in the end (delta: -149.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2022-07-19 23:09:17,434 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 86.0MB. Free memory was 56.0MB in the beginning and 55.9MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 813.92ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 63.0MB in the beginning and 48.1MB in the end (delta: 14.9MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.22ms. Allocated memory is still 104.9MB. Free memory was 48.1MB in the beginning and 64.8MB in the end (delta: -16.7MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.64ms. Allocated memory is still 104.9MB. Free memory was 64.8MB in the beginning and 56.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1342.78ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 56.4MB in the beginning and 60.8MB in the end (delta: -4.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 12170.80ms. Allocated memory was 138.4MB in the beginning and 299.9MB in the end (delta: 161.5MB). Free memory was 60.1MB in the beginning and 95.4MB in the end (delta: -35.3MB). Peak memory consumption was 155.3MB. Max. memory is 16.1GB. * Witness Printer took 115.40ms. Allocated memory is still 299.9MB. Free memory was 94.4MB in the beginning and 244.2MB in the end (delta: -149.8MB). Peak memory consumption was 24.2MB. 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: 12.1s, OverallIterations: 13, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5570 SdHoareTripleChecker+Valid, 1.1s 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, 0.1s 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: 0.6s 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, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 1.0s 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! [2022-07-19 23:09:17,489 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE