./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--hw--mthca--ib_mthca.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--hw--mthca--ib_mthca.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a3aa53e3c2867b26732e8b21184a93e6654be77ebf75ef9a341adec3fe35f288 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 11:46:08,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 11:46:08,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 11:46:08,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 11:46:08,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 11:46:08,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 11:46:08,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 11:46:08,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 11:46:08,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 11:46:08,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 11:46:08,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 11:46:08,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 11:46:08,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 11:46:08,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 11:46:08,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 11:46:08,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 11:46:09,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 11:46:09,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 11:46:09,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 11:46:09,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 11:46:09,009 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 11:46:09,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 11:46:09,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 11:46:09,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 11:46:09,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 11:46:09,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 11:46:09,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 11:46:09,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 11:46:09,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 11:46:09,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 11:46:09,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 11:46:09,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 11:46:09,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 11:46:09,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 11:46:09,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 11:46:09,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 11:46:09,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 11:46:09,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 11:46:09,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 11:46:09,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 11:46:09,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 11:46:09,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 11:46:09,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 11:46:09,086 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 11:46:09,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 11:46:09,087 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 11:46:09,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 11:46:09,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 11:46:09,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 11:46:09,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 11:46:09,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 11:46:09,089 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 11:46:09,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 11:46:09,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 11:46:09,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 11:46:09,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 11:46:09,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 11:46:09,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 11:46:09,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 11:46:09,092 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 11:46:09,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 11:46:09,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 11:46:09,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 11:46:09,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 11:46:09,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:46:09,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 11:46:09,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 11:46:09,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 11:46:09,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 11:46:09,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 11:46:09,094 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 11:46:09,094 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 11:46:09,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 11:46:09,095 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3aa53e3c2867b26732e8b21184a93e6654be77ebf75ef9a341adec3fe35f288 [2022-07-21 11:46:09,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 11:46:09,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 11:46:09,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 11:46:09,438 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 11:46:09,439 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 11:46:09,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--hw--mthca--ib_mthca.ko-entry_point.cil.out.i [2022-07-21 11:46:09,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fde26f0e/459b3ba659e94701a747e764bbd183db/FLAG91ce2629f [2022-07-21 11:46:10,598 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 11:46:10,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--hw--mthca--ib_mthca.ko-entry_point.cil.out.i [2022-07-21 11:46:10,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fde26f0e/459b3ba659e94701a747e764bbd183db/FLAG91ce2629f [2022-07-21 11:46:10,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fde26f0e/459b3ba659e94701a747e764bbd183db [2022-07-21 11:46:10,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 11:46:10,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 11:46:10,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 11:46:10,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 11:46:10,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 11:46:10,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:46:10" (1/1) ... [2022-07-21 11:46:10,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e6cbcb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:10, skipping insertion in model container [2022-07-21 11:46:10,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:46:10" (1/1) ... [2022-07-21 11:46:10,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 11:46:11,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 11:46:20,417 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--hw--mthca--ib_mthca.ko-entry_point.cil.out.i[748373,748386] [2022-07-21 11:46:20,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:46:20,581 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 11:46:21,814 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--hw--mthca--ib_mthca.ko-entry_point.cil.out.i[748373,748386] [2022-07-21 11:46:21,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:46:22,167 INFO L208 MainTranslator]: Completed translation [2022-07-21 11:46:22,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22 WrapperNode [2022-07-21 11:46:22,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 11:46:22,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 11:46:22,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 11:46:22,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 11:46:22,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (1/1) ... [2022-07-21 11:46:22,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (1/1) ... [2022-07-21 11:46:22,805 INFO L137 Inliner]: procedures = 790, calls = 9766, calls flagged for inlining = 283, calls inlined = 175, statements flattened = 12267 [2022-07-21 11:46:22,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 11:46:22,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 11:46:22,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 11:46:22,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 11:46:22,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (1/1) ... [2022-07-21 11:46:22,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (1/1) ... [2022-07-21 11:46:22,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (1/1) ... [2022-07-21 11:46:22,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (1/1) ... [2022-07-21 11:46:23,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (1/1) ... [2022-07-21 11:46:23,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (1/1) ... [2022-07-21 11:46:23,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (1/1) ... [2022-07-21 11:46:23,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 11:46:23,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 11:46:23,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 11:46:23,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 11:46:23,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (1/1) ... [2022-07-21 11:46:23,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:46:23,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:46:23,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 11:46:23,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 11:46:23,653 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_MAP_ICM_page [2022-07-21 11:46:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_MAP_ICM_page [2022-07-21 11:46:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-07-21 11:46:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2022-07-21 11:46:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2022-07-21 11:46:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_status_to_errno [2022-07-21 11:46:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_status_to_errno [2022-07-21 11:46:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_icms [2022-07-21 11:46:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_icms [2022-07-21 11:46:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-21 11:46:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-21 11:46:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-21 11:46:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-21 11:46:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-21 11:46:23,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-21 11:46:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_key [2022-07-21 11:46:23,656 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_key [2022-07-21 11:46:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure key_to_hw_index [2022-07-21 11:46:23,656 INFO L138 BoogieDeclarations]: Found implementation of procedure key_to_hw_index [2022-07-21 11:46:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-21 11:46:23,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-21 11:46:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-07-21 11:46:23,657 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-07-21 11:46:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-21 11:46:23,657 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-21 11:46:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_unmap_eq_icm [2022-07-21 11:46:23,657 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_unmap_eq_icm [2022-07-21 11:46:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-21 11:46:23,658 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-21 11:46:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_uarc_virt [2022-07-21 11:46:23,658 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_uarc_virt [2022-07-21 11:46:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2022-07-21 11:46:23,658 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2022-07-21 11:46:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-21 11:46:23,659 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-21 11:46:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2022-07-21 11:46:23,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2022-07-21 11:46:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-21 11:46:23,659 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-21 11:46:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_zero [2022-07-21 11:46:23,659 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_zero [2022-07-21 11:46:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_cleanup [2022-07-21 11:46:23,660 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_cleanup [2022-07-21 11:46:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_device [2022-07-21 11:46:23,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_device [2022-07-21 11:46:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-21 11:46:23,660 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-21 11:46:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_port [2022-07-21 11:46:23,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_port [2022-07-21 11:46:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_region [2022-07-21 11:46:23,661 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_region [2022-07-21 11:46:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-21 11:46:23,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-21 11:46:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-07-21 11:46:23,662 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-07-21 11:46:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure pci_pcie_cap [2022-07-21 11:46:23,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_pcie_cap [2022-07-21 11:46:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_CLOSE_IB [2022-07-21 11:46:23,662 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_CLOSE_IB [2022-07-21 11:46:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure clear_page [2022-07-21 11:46:23,663 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_page [2022-07-21 11:46:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_pd_alloc [2022-07-21 11:46:23,663 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_pd_alloc [2022-07-21 11:46:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 11:46:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure __mthca_init_one [2022-07-21 11:46:23,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __mthca_init_one [2022-07-21 11:46:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_create_eq [2022-07-21 11:46:23,664 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_create_eq [2022-07-21 11:46:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_write_mtt [2022-07-21 11:46:23,664 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_write_mtt [2022-07-21 11:46:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_icm_table [2022-07-21 11:46:23,664 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_icm_table [2022-07-21 11:46:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_catas_cleanup [2022-07-21 11:46:23,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_catas_cleanup [2022-07-21 11:46:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure hw_index_to_key [2022-07-21 11:46:23,665 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_index_to_key [2022-07-21 11:46:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-21 11:46:23,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-21 11:46:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_write64_raw [2022-07-21 11:46:23,666 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_write64_raw [2022-07-21 11:46:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-21 11:46:23,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-21 11:46:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_use_polling [2022-07-21 11:46:23,666 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_use_polling [2022-07-21 11:46:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-21 11:46:23,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-21 11:46:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-07-21 11:46:23,667 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-07-21 11:46:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_icm_table [2022-07-21 11:46:23,667 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_icm_table [2022-07-21 11:46:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-21 11:46:23,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-21 11:46:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 11:46:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_mtt_range [2022-07-21 11:46:23,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_mtt_range [2022-07-21 11:46:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-21 11:46:23,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-21 11:46:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 11:46:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 11:46:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-21 11:46:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-21 11:46:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-21 11:46:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-21 11:46:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-21 11:46:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_uar_free [2022-07-21 11:46:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_uar_free [2022-07-21 11:46:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_cleanup [2022-07-21 11:46:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_cleanup [2022-07-21 11:46:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure tavor_eq_req_not [2022-07-21 11:46:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure tavor_eq_req_not [2022-07-21 11:46:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-07-21 11:46:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-07-21 11:46:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2022-07-21 11:46:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2022-07-21 11:46:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_array_cleanup [2022-07-21 11:46:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_array_cleanup [2022-07-21 11:46:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_eq_table [2022-07-21 11:46:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_eq_table [2022-07-21 11:46:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-21 11:46:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-21 11:46:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 11:46:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 11:46:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-21 11:46:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-21 11:46:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-21 11:46:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-21 11:46:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 11:46:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-21 11:46:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-21 11:46:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_av_table [2022-07-21 11:46:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_av_table [2022-07-21 11:46:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_icm [2022-07-21 11:46:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_icm [2022-07-21 11:46:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure __mthca_alloc_mtt [2022-07-21 11:46:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __mthca_alloc_mtt [2022-07-21 11:46:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2022-07-21 11:46:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2022-07-21 11:46:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-21 11:46:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-21 11:46:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 11:46:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 11:46:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_is_memfree [2022-07-21 11:46:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_is_memfree [2022-07-21 11:46:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure arbel_eq_req_not [2022-07-21 11:46:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure arbel_eq_req_not [2022-07-21 11:46:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_UNMAP_ICM [2022-07-21 11:46:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_UNMAP_ICM [2022-07-21 11:46:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 11:46:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 11:46:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure set_eqe_hw [2022-07-21 11:46:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure set_eqe_hw [2022-07-21 11:46:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-21 11:46:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-21 11:46:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 11:46:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-21 11:46:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-21 11:46:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_update_rate [2022-07-21 11:46:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_update_rate [2022-07-21 11:46:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 11:46:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_MAP_ICM [2022-07-21 11:46:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_MAP_ICM [2022-07-21 11:46:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-07-21 11:46:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-07-21 11:46:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_buddy_init [2022-07-21 11:46:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_buddy_init [2022-07-21 11:46:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-21 11:46:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-21 11:46:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-21 11:46:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-21 11:46:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_uar_table [2022-07-21 11:46:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_uar_table [2022-07-21 11:46:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-21 11:46:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-21 11:46:23,680 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-21 11:46:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-21 11:46:23,680 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_icm_addr [2022-07-21 11:46:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_icm_addr [2022-07-21 11:46:23,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2022-07-21 11:46:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2022-07-21 11:46:23,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-07-21 11:46:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-07-21 11:46:23,681 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-07-21 11:46:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-07-21 11:46:23,681 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-21 11:46:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-21 11:46:23,681 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-07-21 11:46:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-07-21 11:46:23,682 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_mtt [2022-07-21 11:46:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_mtt [2022-07-21 11:46:23,682 INFO L130 BoogieDeclarations]: Found specification of procedure go_bit [2022-07-21 11:46:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure go_bit [2022-07-21 11:46:23,682 INFO L130 BoogieDeclarations]: Found specification of procedure catas_reset [2022-07-21 11:46:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure catas_reset [2022-07-21 11:46:23,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 11:46:23,683 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free [2022-07-21 11:46:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free [2022-07-21 11:46:23,683 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_zero_bit [2022-07-21 11:46:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_zero_bit [2022-07-21 11:46:23,683 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-21 11:46:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-21 11:46:23,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 11:46:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 11:46:23,684 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_SW2HW_MPT [2022-07-21 11:46:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_SW2HW_MPT [2022-07-21 11:46:23,684 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_write_word [2022-07-21 11:46:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_write_word [2022-07-21 11:46:23,684 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_irqs [2022-07-21 11:46:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_irqs [2022-07-21 11:46:23,685 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_mr_table [2022-07-21 11:46:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_mr_table [2022-07-21 11:46:23,685 INFO L130 BoogieDeclarations]: Found specification of procedure __be64_to_cpup [2022-07-21 11:46:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __be64_to_cpup [2022-07-21 11:46:23,685 INFO L130 BoogieDeclarations]: Found specification of procedure __buggy_use_of_MTHCA_GET [2022-07-21 11:46:23,685 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-07-21 11:46:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-07-21 11:46:23,686 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2022-07-21 11:46:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2022-07-21 11:46:23,686 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-07-21 11:46:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-07-21 11:46:23,686 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_mr_alloc_notrans [2022-07-21 11:46:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_mr_alloc_notrans [2022-07-21 11:46:23,686 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2022-07-21 11:46:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2022-07-21 11:46:23,687 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-21 11:46:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-21 11:46:23,687 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_table_put [2022-07-21 11:46:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_table_put [2022-07-21 11:46:23,687 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc [2022-07-21 11:46:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc [2022-07-21 11:46:23,688 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_write64 [2022-07-21 11:46:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_write64 [2022-07-21 11:46:23,688 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-21 11:46:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-21 11:46:23,688 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_imm [2022-07-21 11:46:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_imm [2022-07-21 11:46:23,688 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_mcg_table [2022-07-21 11:46:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_mcg_table [2022-07-21 11:46:23,689 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_qp_table [2022-07-21 11:46:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_qp_table [2022-07-21 11:46:23,689 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-21 11:46:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-21 11:46:23,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 11:46:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 11:46:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_device [2022-07-21 11:46:23,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_device [2022-07-21 11:46:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2022-07-21 11:46:23,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2022-07-21 11:46:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-21 11:46:23,690 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-21 11:46:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-21 11:46:23,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-21 11:46:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_INIT_HCA [2022-07-21 11:46:23,691 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_INIT_HCA [2022-07-21 11:46:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure arbel_hw_index_to_key [2022-07-21 11:46:23,691 INFO L138 BoogieDeclarations]: Found implementation of procedure arbel_hw_index_to_key [2022-07-21 11:46:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 11:46:23,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 11:46:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-21 11:46:23,692 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-21 11:46:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2022-07-21 11:46:23,692 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2022-07-21 11:46:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_cq_table [2022-07-21 11:46:23,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_cq_table [2022-07-21 11:46:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_buddy_cleanup [2022-07-21 11:46:23,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_buddy_cleanup [2022-07-21 11:46:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-21 11:46:23,693 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-21 11:46:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_close_hca [2022-07-21 11:46:23,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_close_hca [2022-07-21 11:46:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_MAP_EQ [2022-07-21 11:46:23,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_MAP_EQ [2022-07-21 11:46:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure down [2022-07-21 11:46:23,694 INFO L138 BoogieDeclarations]: Found implementation of procedure down [2022-07-21 11:46:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-07-21 11:46:23,694 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-07-21 11:46:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_MAD_IFC [2022-07-21 11:46:23,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_MAD_IFC [2022-07-21 11:46:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_map_cmd [2022-07-21 11:46:23,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_map_cmd [2022-07-21 11:46:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 11:46:23,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 11:46:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-07-21 11:46:23,695 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-07-21 11:46:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 11:46:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_eq [2022-07-21 11:46:23,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_eq [2022-07-21 11:46:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_buddy_alloc [2022-07-21 11:46:23,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_buddy_alloc [2022-07-21 11:46:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_mailbox [2022-07-21 11:46:23,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_mailbox [2022-07-21 11:46:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-21 11:46:23,696 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-21 11:46:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-21 11:46:23,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-21 11:46:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-21 11:46:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_DISABLE_LAM [2022-07-21 11:46:23,697 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_DISABLE_LAM [2022-07-21 11:46:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-21 11:46:23,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-21 11:46:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-21 11:46:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-07-21 11:46:23,698 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-07-21 11:46:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_uar_alloc [2022-07-21 11:46:23,698 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_uar_alloc [2022-07-21 11:46:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_empty [2022-07-21 11:46:23,698 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_empty [2022-07-21 11:46:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_setup_hca [2022-07-21 11:46:23,698 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_setup_hca [2022-07-21 11:46:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 11:46:23,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 11:46:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_mr_alloc [2022-07-21 11:46:23,699 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_mr_alloc [2022-07-21 11:46:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_CONF_SPECIAL_QP [2022-07-21 11:46:23,699 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_CONF_SPECIAL_QP [2022-07-21 11:46:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_map_reg [2022-07-21 11:46:23,700 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_map_reg [2022-07-21 11:46:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure __mthca_check_profile_val [2022-07-21 11:46:23,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __mthca_check_profile_val [2022-07-21 11:46:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_sg [2022-07-21 11:46:23,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_sg [2022-07-21 11:46:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_UNMAP_FA [2022-07-21 11:46:23,700 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_UNMAP_FA [2022-07-21 11:46:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_buddy_free [2022-07-21 11:46:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_buddy_free [2022-07-21 11:46:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-21 11:46:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-21 11:46:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-07-21 11:46:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-07-21 11:46:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_write_mtt_size [2022-07-21 11:46:23,702 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_write_mtt_size [2022-07-21 11:46:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure dma_get_cache_alignment [2022-07-21 11:46:23,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_get_cache_alignment [2022-07-21 11:46:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_mr [2022-07-21 11:46:23,702 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_mr [2022-07-21 11:46:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_mailbox [2022-07-21 11:46:23,702 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_mailbox [2022-07-21 11:46:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-21 11:46:23,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-21 11:46:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-21 11:46:23,703 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-21 11:46:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_dev_lim [2022-07-21 11:46:23,703 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_dev_lim [2022-07-21 11:46:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2022-07-21 11:46:23,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2022-07-21 11:46:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure tavor_hw_index_to_key [2022-07-21 11:46:23,704 INFO L138 BoogieDeclarations]: Found implementation of procedure tavor_hw_index_to_key [2022-07-21 11:46:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_QUERY_FW [2022-07-21 11:46:23,704 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_QUERY_FW [2022-07-21 11:46:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-07-21 11:46:23,704 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-07-21 11:46:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-21 11:46:23,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-21 11:46:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_SYS_DIS [2022-07-21 11:46:23,705 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_SYS_DIS [2022-07-21 11:46:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_init [2022-07-21 11:46:23,705 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_init [2022-07-21 11:46:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_box [2022-07-21 11:46:23,705 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_box [2022-07-21 11:46:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 11:46:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 11:46:23,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 11:46:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2022-07-21 11:46:23,706 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2022-07-21 11:46:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-21 11:46:23,706 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-21 11:46:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_make_profile [2022-07-21 11:46:23,707 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_make_profile [2022-07-21 11:46:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2022-07-21 11:46:23,707 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2022-07-21 11:46:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-21 11:46:23,707 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-21 11:46:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_unregister_device [2022-07-21 11:46:23,708 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_unregister_device [2022-07-21 11:46:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure arbel_key_to_hw_index [2022-07-21 11:46:23,708 INFO L138 BoogieDeclarations]: Found implementation of procedure arbel_key_to_hw_index [2022-07-21 11:46:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 11:46:23,708 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 11:46:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-07-21 11:46:23,708 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-07-21 11:46:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-21 11:46:23,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-21 11:46:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure up [2022-07-21 11:46:23,709 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2022-07-21 11:46:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-07-21 11:46:23,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-07-21 11:46:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-07-21 11:46:23,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-07-21 11:46:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 11:46:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_table_find [2022-07-21 11:46:23,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_table_find [2022-07-21 11:46:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_icm [2022-07-21 11:46:23,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_icm [2022-07-21 11:46:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_icm_size [2022-07-21 11:46:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_icm_size [2022-07-21 11:46:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-21 11:46:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-21 11:46:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-21 11:46:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-21 11:46:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-07-21 11:46:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-07-21 11:46:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_srq_table [2022-07-21 11:46:23,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_srq_table [2022-07-21 11:46:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_poll [2022-07-21 11:46:23,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_poll [2022-07-21 11:46:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_UNMAP_ICM_AUX [2022-07-21 11:46:23,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_UNMAP_ICM_AUX [2022-07-21 11:46:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2022-07-21 11:46:23,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2022-07-21 11:46:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_wait [2022-07-21 11:46:23,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_wait [2022-07-21 11:46:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_mr_alloc_phys [2022-07-21 11:46:23,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_mr_alloc_phys [2022-07-21 11:46:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_sg [2022-07-21 11:46:23,713 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_sg [2022-07-21 11:46:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 11:46:23,714 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 11:46:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure get_eqe [2022-07-21 11:46:23,714 INFO L138 BoogieDeclarations]: Found implementation of procedure get_eqe [2022-07-21 11:46:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure async_mask [2022-07-21 11:46:23,714 INFO L138 BoogieDeclarations]: Found implementation of procedure async_mask [2022-07-21 11:46:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_array_init [2022-07-21 11:46:23,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_array_init [2022-07-21 11:46:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_pd_free [2022-07-21 11:46:23,715 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_pd_free [2022-07-21 11:46:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd [2022-07-21 11:46:23,715 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd [2022-07-21 11:46:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-07-21 11:46:23,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-07-21 11:46:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_table_get [2022-07-21 11:46:23,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_table_get [2022-07-21 11:46:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure __mthca_remove_one [2022-07-21 11:46:23,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __mthca_remove_one [2022-07-21 11:46:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-21 11:46:23,716 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-21 11:46:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_pd_table [2022-07-21 11:46:23,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_pd_table [2022-07-21 11:46:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure init_query_mad [2022-07-21 11:46:23,717 INFO L138 BoogieDeclarations]: Found implementation of procedure init_query_mad [2022-07-21 11:46:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2022-07-21 11:46:23,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2022-07-21 11:46:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_post [2022-07-21 11:46:23,717 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_post [2022-07-21 11:46:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-21 11:46:23,717 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-21 11:46:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-21 11:46:23,718 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-21 11:46:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 11:46:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_unmap_eq_regs [2022-07-21 11:46:23,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_unmap_eq_regs [2022-07-21 11:46:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure __buggy_use_of_MTHCA_PUT [2022-07-21 11:46:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_mtt [2022-07-21 11:46:23,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_mtt [2022-07-21 11:46:25,099 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 11:46:25,106 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 11:46:25,372 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 11:47:01,004 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 11:47:01,036 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 11:47:01,038 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 11:47:01,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:47:01 BoogieIcfgContainer [2022-07-21 11:47:01,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 11:47:01,051 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 11:47:01,051 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 11:47:01,054 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 11:47:01,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 11:46:10" (1/3) ... [2022-07-21 11:47:01,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fd4a239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:47:01, skipping insertion in model container [2022-07-21 11:47:01,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:46:22" (2/3) ... [2022-07-21 11:47:01,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fd4a239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:47:01, skipping insertion in model container [2022-07-21 11:47:01,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:47:01" (3/3) ... [2022-07-21 11:47:01,057 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--hw--mthca--ib_mthca.ko-entry_point.cil.out.i [2022-07-21 11:47:01,069 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 11:47:01,070 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 11:47:01,203 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 11:47:01,211 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@4cca2511, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@daeba45 [2022-07-21 11:47:01,212 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 11:47:01,230 INFO L276 IsEmpty]: Start isEmpty. Operand has 4973 states, 3532 states have (on average 1.3779728199320498) internal successors, (4867), 3594 states have internal predecessors, (4867), 1224 states have call successors, (1224), 216 states have call predecessors, (1224), 215 states have return successors, (1217), 1217 states have call predecessors, (1217), 1217 states have call successors, (1217) [2022-07-21 11:47:01,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-07-21 11:47:01,256 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:47:01,256 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 11:47:01,257 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:47:01,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:47:01,263 INFO L85 PathProgramCache]: Analyzing trace with hash 10194475, now seen corresponding path program 1 times [2022-07-21 11:47:01,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:47:01,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545938615] [2022-07-21 11:47:01,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:47:01,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:47:01,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:47:01,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:47:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:47:02,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:47:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:47:02,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 11:47:02,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:47:02,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-21 11:47:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:47:02,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:47:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:47:02,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 11:47:02,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:47:02,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545938615] [2022-07-21 11:47:02,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545938615] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:47:02,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:47:02,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 11:47:02,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909891107] [2022-07-21 11:47:02,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:47:02,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 11:47:02,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:47:02,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 11:47:02,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-21 11:47:02,223 INFO L87 Difference]: Start difference. First operand has 4973 states, 3532 states have (on average 1.3779728199320498) internal successors, (4867), 3594 states have internal predecessors, (4867), 1224 states have call successors, (1224), 216 states have call predecessors, (1224), 215 states have return successors, (1217), 1217 states have call predecessors, (1217), 1217 states have call successors, (1217) Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-21 11:47:06,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:47:09,283 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:47:14,341 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:47:21,279 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:47:23,313 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:47:33,345 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:47:40,676 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:47:42,766 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:47:47,920 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-21 11:47:53,241 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:47:55,276 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:01,823 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:11,024 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:13,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:22,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:26,337 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:28,419 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:40,166 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:44,209 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:46,321 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:50,120 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:52,235 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:54,355 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:48:58,215 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:00,331 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:00,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:49:00,584 INFO L93 Difference]: Finished difference Result 16529 states and 25119 transitions. [2022-07-21 11:49:00,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 11:49:00,588 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 52 [2022-07-21 11:49:00,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:49:00,731 INFO L225 Difference]: With dead ends: 16529 [2022-07-21 11:49:00,732 INFO L226 Difference]: Without dead ends: 11485 [2022-07-21 11:49:00,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2022-07-21 11:49:00,795 INFO L413 NwaCegarLoop]: 8242 mSDtfsCounter, 9362 mSDsluCounter, 8734 mSDsCounter, 0 mSdLazyCounter, 14240 mSolverCounterSat, 4116 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 109.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10587 SdHoareTripleChecker+Valid, 16976 SdHoareTripleChecker+Invalid, 18381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4116 IncrementalHoareTripleChecker+Valid, 14240 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 116.3s IncrementalHoareTripleChecker+Time [2022-07-21 11:49:00,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10587 Valid, 16976 Invalid, 18381 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4116 Valid, 14240 Invalid, 25 Unknown, 0 Unchecked, 116.3s Time] [2022-07-21 11:49:00,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11485 states. [2022-07-21 11:49:01,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11485 to 9684. [2022-07-21 11:49:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9684 states, 6863 states have (on average 1.3690805770071397) internal successors, (9396), 6969 states have internal predecessors, (9396), 2395 states have call successors, (2395), 425 states have call predecessors, (2395), 425 states have return successors, (2398), 2394 states have call predecessors, (2398), 2394 states have call successors, (2398) [2022-07-21 11:49:01,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9684 states to 9684 states and 14189 transitions. [2022-07-21 11:49:01,645 INFO L78 Accepts]: Start accepts. Automaton has 9684 states and 14189 transitions. Word has length 52 [2022-07-21 11:49:01,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:49:01,646 INFO L495 AbstractCegarLoop]: Abstraction has 9684 states and 14189 transitions. [2022-07-21 11:49:01,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-21 11:49:01,647 INFO L276 IsEmpty]: Start isEmpty. Operand 9684 states and 14189 transitions. [2022-07-21 11:49:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-21 11:49:01,657 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:49:01,657 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 11:49:01,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 11:49:01,658 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:49:01,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:49:01,659 INFO L85 PathProgramCache]: Analyzing trace with hash 41735065, now seen corresponding path program 1 times [2022-07-21 11:49:01,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:49:01,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707589512] [2022-07-21 11:49:01,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:49:01,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:49:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:49:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:49:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 11:49:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-21 11:49:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-21 11:49:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-21 11:49:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-21 11:49:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-21 11:49:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-21 11:49:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-21 11:49:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-21 11:49:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-07-21 11:49:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-21 11:49:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:02,463 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-07-21 11:49:02,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:49:02,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707589512] [2022-07-21 11:49:02,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707589512] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:49:02,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:49:02,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 11:49:02,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792821648] [2022-07-21 11:49:02,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:49:02,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 11:49:02,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:49:02,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 11:49:02,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-21 11:49:02,468 INFO L87 Difference]: Start difference. First operand 9684 states and 14189 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-07-21 11:49:05,373 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:08,238 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:10,779 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:14,562 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:17,085 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:21,502 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:29,794 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-21 11:49:33,046 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:36,883 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:42,269 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:45,253 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:47,379 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:47,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:49:47,601 INFO L93 Difference]: Finished difference Result 12063 states and 17955 transitions. [2022-07-21 11:49:47,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 11:49:47,603 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 112 [2022-07-21 11:49:47,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:49:47,688 INFO L225 Difference]: With dead ends: 12063 [2022-07-21 11:49:47,689 INFO L226 Difference]: Without dead ends: 12058 [2022-07-21 11:49:47,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-21 11:49:47,702 INFO L413 NwaCegarLoop]: 7107 mSDtfsCounter, 10814 mSDsluCounter, 3850 mSDsCounter, 0 mSdLazyCounter, 3801 mSolverCounterSat, 6638 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11734 SdHoareTripleChecker+Valid, 10957 SdHoareTripleChecker+Invalid, 10451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6638 IncrementalHoareTripleChecker+Valid, 3801 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.2s IncrementalHoareTripleChecker+Time [2022-07-21 11:49:47,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11734 Valid, 10957 Invalid, 10451 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6638 Valid, 3801 Invalid, 12 Unknown, 0 Unchecked, 44.2s Time] [2022-07-21 11:49:47,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12058 states. [2022-07-21 11:49:48,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12058 to 10299. [2022-07-21 11:49:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10299 states, 7261 states have (on average 1.3589037322682826) internal successors, (9867), 7376 states have internal predecessors, (9867), 2538 states have call successors, (2538), 499 states have call predecessors, (2538), 499 states have return successors, (2541), 2535 states have call predecessors, (2541), 2537 states have call successors, (2541) [2022-07-21 11:49:48,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10299 states to 10299 states and 14946 transitions. [2022-07-21 11:49:48,410 INFO L78 Accepts]: Start accepts. Automaton has 10299 states and 14946 transitions. Word has length 112 [2022-07-21 11:49:48,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:49:48,412 INFO L495 AbstractCegarLoop]: Abstraction has 10299 states and 14946 transitions. [2022-07-21 11:49:48,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-07-21 11:49:48,413 INFO L276 IsEmpty]: Start isEmpty. Operand 10299 states and 14946 transitions. [2022-07-21 11:49:48,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-21 11:49:48,417 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:49:48,418 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 11:49:48,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 11:49:48,418 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:49:48,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:49:48,419 INFO L85 PathProgramCache]: Analyzing trace with hash 98993367, now seen corresponding path program 1 times [2022-07-21 11:49:48,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:49:48,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496288381] [2022-07-21 11:49:48,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:49:48,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:49:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:48,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:49:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:48,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:49:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:48,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 11:49:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:48,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-21 11:49:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:48,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-21 11:49:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:48,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-21 11:49:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:48,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-21 11:49:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:48,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-21 11:49:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:48,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-21 11:49:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:48,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-21 11:49:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:49,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-21 11:49:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:49,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-07-21 11:49:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:49,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-21 11:49:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:49:49,064 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-07-21 11:49:49,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:49:49,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496288381] [2022-07-21 11:49:49,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496288381] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:49:49,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:49:49,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 11:49:49,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956574556] [2022-07-21 11:49:49,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:49:49,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 11:49:49,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:49:49,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 11:49:49,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-21 11:49:49,068 INFO L87 Difference]: Start difference. First operand 10299 states and 14946 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-21 11:49:52,566 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:55,272 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:49:59,018 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:50:04,524 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 11:50:06,562 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []