./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 f4b24e32 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-?-f4b24e3 [2022-07-14 00:53:54,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 00:53:54,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 00:53:54,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 00:53:54,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 00:53:54,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 00:53:54,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 00:53:54,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 00:53:54,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 00:53:54,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 00:53:54,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 00:53:54,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 00:53:54,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 00:53:54,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 00:53:54,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 00:53:54,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 00:53:54,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 00:53:54,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 00:53:54,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 00:53:54,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 00:53:54,922 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 00:53:54,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 00:53:54,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 00:53:54,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 00:53:54,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 00:53:54,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 00:53:54,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 00:53:54,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 00:53:54,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 00:53:54,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 00:53:54,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 00:53:54,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 00:53:54,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 00:53:54,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 00:53:54,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 00:53:54,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 00:53:54,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 00:53:54,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 00:53:54,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 00:53:54,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 00:53:54,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 00:53:54,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 00:53:54,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 00:53:54,965 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 00:53:54,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 00:53:54,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 00:53:54,966 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 00:53:54,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 00:53:54,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 00:53:54,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 00:53:54,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 00:53:54,968 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 00:53:54,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 00:53:54,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 00:53:54,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 00:53:54,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 00:53:54,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 00:53:54,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 00:53:54,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 00:53:54,970 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 00:53:54,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 00:53:54,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 00:53:54,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 00:53:54,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 00:53:54,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:53:54,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 00:53:54,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 00:53:54,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 00:53:54,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 00:53:54,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 00:53:54,973 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 00:53:54,974 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 00:53:54,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 00:53:54,974 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3aa53e3c2867b26732e8b21184a93e6654be77ebf75ef9a341adec3fe35f288 [2022-07-14 00:53:55,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 00:53:55,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 00:53:55,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 00:53:55,234 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 00:53:55,234 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 00:53:55,235 INFO L432 ainManager$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 [2022-07-14 00:53:55,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25469a168/e67552f021c648318ec838b4d4be18af/FLAG76be2656a [2022-07-14 00:53:56,210 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 00:53:56,211 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 [2022-07-14 00:53:56,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25469a168/e67552f021c648318ec838b4d4be18af/FLAG76be2656a [2022-07-14 00:53:56,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25469a168/e67552f021c648318ec838b4d4be18af [2022-07-14 00:53:56,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 00:53:56,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 00:53:56,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 00:53:56,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 00:53:56,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 00:53:56,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:53:56" (1/1) ... [2022-07-14 00:53:56,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36110e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:53:56, skipping insertion in model container [2022-07-14 00:53:56,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:53:56" (1/1) ... [2022-07-14 00:53:56,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 00:53:56,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 00:54:03,714 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] [2022-07-14 00:54:03,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:54:03,825 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 00:54:04,695 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] [2022-07-14 00:54:04,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:54:05,135 INFO L208 MainTranslator]: Completed translation [2022-07-14 00:54:05,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05 WrapperNode [2022-07-14 00:54:05,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 00:54:05,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 00:54:05,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 00:54:05,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 00:54:05,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (1/1) ... [2022-07-14 00:54:05,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (1/1) ... [2022-07-14 00:54:05,721 INFO L137 Inliner]: procedures = 790, calls = 9766, calls flagged for inlining = 283, calls inlined = 175, statements flattened = 12267 [2022-07-14 00:54:05,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 00:54:05,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 00:54:05,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 00:54:05,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 00:54:05,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (1/1) ... [2022-07-14 00:54:05,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (1/1) ... [2022-07-14 00:54:05,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (1/1) ... [2022-07-14 00:54:05,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (1/1) ... [2022-07-14 00:54:06,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (1/1) ... [2022-07-14 00:54:06,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (1/1) ... [2022-07-14 00:54:06,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (1/1) ... [2022-07-14 00:54:06,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 00:54:06,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 00:54:06,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 00:54:06,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 00:54:06,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (1/1) ... [2022-07-14 00:54:06,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:54:06,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 00:54:06,393 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) [2022-07-14 00:54:06,455 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 [2022-07-14 00:54:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_MAP_ICM_page [2022-07-14 00:54:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_MAP_ICM_page [2022-07-14 00:54:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-07-14 00:54:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2022-07-14 00:54:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2022-07-14 00:54:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_status_to_errno [2022-07-14 00:54:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_status_to_errno [2022-07-14 00:54:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_icms [2022-07-14 00:54:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_icms [2022-07-14 00:54:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-14 00:54:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-14 00:54:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-14 00:54:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-14 00:54:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-14 00:54:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-14 00:54:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_key [2022-07-14 00:54:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_key [2022-07-14 00:54:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure key_to_hw_index [2022-07-14 00:54:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure key_to_hw_index [2022-07-14 00:54:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 00:54:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 00:54:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-07-14 00:54:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-07-14 00:54:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 00:54:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 00:54:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_unmap_eq_icm [2022-07-14 00:54:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_unmap_eq_icm [2022-07-14 00:54:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 00:54:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 00:54:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_uarc_virt [2022-07-14 00:54:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_uarc_virt [2022-07-14 00:54:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2022-07-14 00:54:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2022-07-14 00:54:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-14 00:54:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-14 00:54:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2022-07-14 00:54:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2022-07-14 00:54:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 00:54:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 00:54:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_zero [2022-07-14 00:54:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_zero [2022-07-14 00:54:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_cleanup [2022-07-14 00:54:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_cleanup [2022-07-14 00:54:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_device [2022-07-14 00:54:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_device [2022-07-14 00:54:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 00:54:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 00:54:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_port [2022-07-14 00:54:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_port [2022-07-14 00:54:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_region [2022-07-14 00:54:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_region [2022-07-14 00:54:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 00:54:06,534 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 00:54:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-07-14 00:54:06,534 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-07-14 00:54:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure pci_pcie_cap [2022-07-14 00:54:06,535 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_pcie_cap [2022-07-14 00:54:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_CLOSE_IB [2022-07-14 00:54:06,535 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_CLOSE_IB [2022-07-14 00:54:06,536 INFO L130 BoogieDeclarations]: Found specification of procedure clear_page [2022-07-14 00:54:06,537 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_page [2022-07-14 00:54:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_pd_alloc [2022-07-14 00:54:06,537 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_pd_alloc [2022-07-14 00:54:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 00:54:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure __mthca_init_one [2022-07-14 00:54:06,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __mthca_init_one [2022-07-14 00:54:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_create_eq [2022-07-14 00:54:06,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_create_eq [2022-07-14 00:54:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_write_mtt [2022-07-14 00:54:06,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_write_mtt [2022-07-14 00:54:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_icm_table [2022-07-14 00:54:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_icm_table [2022-07-14 00:54:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_catas_cleanup [2022-07-14 00:54:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_catas_cleanup [2022-07-14 00:54:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure hw_index_to_key [2022-07-14 00:54:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_index_to_key [2022-07-14 00:54:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-14 00:54:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-14 00:54:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_write64_raw [2022-07-14 00:54:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_write64_raw [2022-07-14 00:54:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-14 00:54:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-14 00:54:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_use_polling [2022-07-14 00:54:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_use_polling [2022-07-14 00:54:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-14 00:54:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-14 00:54:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-07-14 00:54:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-07-14 00:54:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_icm_table [2022-07-14 00:54:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_icm_table [2022-07-14 00:54:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-14 00:54:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-14 00:54:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 00:54:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_mtt_range [2022-07-14 00:54:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_mtt_range [2022-07-14 00:54:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-14 00:54:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-14 00:54:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 00:54:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 00:54:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-14 00:54:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-14 00:54:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 00:54:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-14 00:54:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-14 00:54:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_uar_free [2022-07-14 00:54:06,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_uar_free [2022-07-14 00:54:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_cleanup [2022-07-14 00:54:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_cleanup [2022-07-14 00:54:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure tavor_eq_req_not [2022-07-14 00:54:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure tavor_eq_req_not [2022-07-14 00:54:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-07-14 00:54:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-07-14 00:54:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2022-07-14 00:54:06,547 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2022-07-14 00:54:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_array_cleanup [2022-07-14 00:54:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_array_cleanup [2022-07-14 00:54:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_eq_table [2022-07-14 00:54:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_eq_table [2022-07-14 00:54:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 00:54:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 00:54:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 00:54:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 00:54:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-14 00:54:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-14 00:54:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-14 00:54:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-14 00:54:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 00:54:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-14 00:54:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-14 00:54:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_av_table [2022-07-14 00:54:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_av_table [2022-07-14 00:54:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_icm [2022-07-14 00:54:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_icm [2022-07-14 00:54:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure __mthca_alloc_mtt [2022-07-14 00:54:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __mthca_alloc_mtt [2022-07-14 00:54:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2022-07-14 00:54:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2022-07-14 00:54:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-14 00:54:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-14 00:54:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 00:54:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 00:54:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_is_memfree [2022-07-14 00:54:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_is_memfree [2022-07-14 00:54:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure arbel_eq_req_not [2022-07-14 00:54:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure arbel_eq_req_not [2022-07-14 00:54:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_UNMAP_ICM [2022-07-14 00:54:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_UNMAP_ICM [2022-07-14 00:54:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 00:54:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 00:54:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure set_eqe_hw [2022-07-14 00:54:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure set_eqe_hw [2022-07-14 00:54:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-14 00:54:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-14 00:54:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 00:54:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 00:54:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 00:54:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_update_rate [2022-07-14 00:54:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_update_rate [2022-07-14 00:54:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 00:54:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_MAP_ICM [2022-07-14 00:54:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_MAP_ICM [2022-07-14 00:54:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-07-14 00:54:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-07-14 00:54:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_buddy_init [2022-07-14 00:54:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_buddy_init [2022-07-14 00:54:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 00:54:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 00:54:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-14 00:54:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-14 00:54:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_uar_table [2022-07-14 00:54:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_uar_table [2022-07-14 00:54:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-14 00:54:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-14 00:54:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 00:54:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 00:54:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_icm_addr [2022-07-14 00:54:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_icm_addr [2022-07-14 00:54:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2022-07-14 00:54:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2022-07-14 00:54:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-07-14 00:54:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-07-14 00:54:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-07-14 00:54:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-07-14 00:54:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-14 00:54:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-14 00:54:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-07-14 00:54:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-07-14 00:54:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_mtt [2022-07-14 00:54:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_mtt [2022-07-14 00:54:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure go_bit [2022-07-14 00:54:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure go_bit [2022-07-14 00:54:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure catas_reset [2022-07-14 00:54:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure catas_reset [2022-07-14 00:54:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 00:54:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free [2022-07-14 00:54:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free [2022-07-14 00:54:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_zero_bit [2022-07-14 00:54:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_zero_bit [2022-07-14 00:54:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-14 00:54:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-14 00:54:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 00:54:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 00:54:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_SW2HW_MPT [2022-07-14 00:54:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_SW2HW_MPT [2022-07-14 00:54:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_write_word [2022-07-14 00:54:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_write_word [2022-07-14 00:54:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_irqs [2022-07-14 00:54:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_irqs [2022-07-14 00:54:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_mr_table [2022-07-14 00:54:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_mr_table [2022-07-14 00:54:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure __be64_to_cpup [2022-07-14 00:54:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __be64_to_cpup [2022-07-14 00:54:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure __buggy_use_of_MTHCA_GET [2022-07-14 00:54:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-07-14 00:54:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-07-14 00:54:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2022-07-14 00:54:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2022-07-14 00:54:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-07-14 00:54:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-07-14 00:54:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_mr_alloc_notrans [2022-07-14 00:54:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_mr_alloc_notrans [2022-07-14 00:54:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2022-07-14 00:54:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2022-07-14 00:54:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-14 00:54:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-14 00:54:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_table_put [2022-07-14 00:54:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_table_put [2022-07-14 00:54:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc [2022-07-14 00:54:06,583 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc [2022-07-14 00:54:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_write64 [2022-07-14 00:54:06,583 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_write64 [2022-07-14 00:54:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-14 00:54:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-14 00:54:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_imm [2022-07-14 00:54:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_imm [2022-07-14 00:54:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_mcg_table [2022-07-14 00:54:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_mcg_table [2022-07-14 00:54:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_qp_table [2022-07-14 00:54:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_qp_table [2022-07-14 00:54:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-14 00:54:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-14 00:54:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 00:54:06,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 00:54:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_device [2022-07-14 00:54:06,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_device [2022-07-14 00:54:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2022-07-14 00:54:06,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2022-07-14 00:54:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-14 00:54:06,585 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-14 00:54:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-14 00:54:06,586 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-14 00:54:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_INIT_HCA [2022-07-14 00:54:06,586 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_INIT_HCA [2022-07-14 00:54:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure arbel_hw_index_to_key [2022-07-14 00:54:06,586 INFO L138 BoogieDeclarations]: Found implementation of procedure arbel_hw_index_to_key [2022-07-14 00:54:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 00:54:06,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 00:54:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-14 00:54:06,587 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-14 00:54:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2022-07-14 00:54:06,587 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2022-07-14 00:54:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_cq_table [2022-07-14 00:54:06,587 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_cq_table [2022-07-14 00:54:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_buddy_cleanup [2022-07-14 00:54:06,588 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_buddy_cleanup [2022-07-14 00:54:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 00:54:06,588 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 00:54:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_close_hca [2022-07-14 00:54:06,588 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_close_hca [2022-07-14 00:54:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_MAP_EQ [2022-07-14 00:54:06,589 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_MAP_EQ [2022-07-14 00:54:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure down [2022-07-14 00:54:06,589 INFO L138 BoogieDeclarations]: Found implementation of procedure down [2022-07-14 00:54:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-07-14 00:54:06,589 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-07-14 00:54:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_MAD_IFC [2022-07-14 00:54:06,589 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_MAD_IFC [2022-07-14 00:54:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_map_cmd [2022-07-14 00:54:06,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_map_cmd [2022-07-14 00:54:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 00:54:06,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 00:54:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-07-14 00:54:06,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-07-14 00:54:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 00:54:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_eq [2022-07-14 00:54:06,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_eq [2022-07-14 00:54:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_buddy_alloc [2022-07-14 00:54:06,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_buddy_alloc [2022-07-14 00:54:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_mailbox [2022-07-14 00:54:06,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_mailbox [2022-07-14 00:54:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-14 00:54:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-14 00:54:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-14 00:54:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-14 00:54:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 00:54:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_DISABLE_LAM [2022-07-14 00:54:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_DISABLE_LAM [2022-07-14 00:54:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 00:54:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 00:54:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 00:54:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-07-14 00:54:06,593 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-07-14 00:54:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_uar_alloc [2022-07-14 00:54:06,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_uar_alloc [2022-07-14 00:54:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_empty [2022-07-14 00:54:06,593 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_empty [2022-07-14 00:54:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_setup_hca [2022-07-14 00:54:06,594 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_setup_hca [2022-07-14 00:54:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 00:54:06,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 00:54:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_mr_alloc [2022-07-14 00:54:06,594 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_mr_alloc [2022-07-14 00:54:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_CONF_SPECIAL_QP [2022-07-14 00:54:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_CONF_SPECIAL_QP [2022-07-14 00:54:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_map_reg [2022-07-14 00:54:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_map_reg [2022-07-14 00:54:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure __mthca_check_profile_val [2022-07-14 00:54:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __mthca_check_profile_val [2022-07-14 00:54:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_sg [2022-07-14 00:54:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_sg [2022-07-14 00:54:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_UNMAP_FA [2022-07-14 00:54:06,596 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_UNMAP_FA [2022-07-14 00:54:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_buddy_free [2022-07-14 00:54:06,596 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_buddy_free [2022-07-14 00:54:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-14 00:54:06,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-14 00:54:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-07-14 00:54:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-07-14 00:54:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_write_mtt_size [2022-07-14 00:54:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_write_mtt_size [2022-07-14 00:54:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure dma_get_cache_alignment [2022-07-14 00:54:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_get_cache_alignment [2022-07-14 00:54:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_free_mr [2022-07-14 00:54:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_free_mr [2022-07-14 00:54:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_mailbox [2022-07-14 00:54:06,598 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_mailbox [2022-07-14 00:54:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-14 00:54:06,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-14 00:54:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-14 00:54:06,598 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-14 00:54:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_dev_lim [2022-07-14 00:54:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_dev_lim [2022-07-14 00:54:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2022-07-14 00:54:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2022-07-14 00:54:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure tavor_hw_index_to_key [2022-07-14 00:54:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure tavor_hw_index_to_key [2022-07-14 00:54:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_QUERY_FW [2022-07-14 00:54:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_QUERY_FW [2022-07-14 00:54:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-07-14 00:54:06,600 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-07-14 00:54:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-14 00:54:06,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-14 00:54:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_SYS_DIS [2022-07-14 00:54:06,600 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_SYS_DIS [2022-07-14 00:54:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_init [2022-07-14 00:54:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_init [2022-07-14 00:54:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_box [2022-07-14 00:54:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_box [2022-07-14 00:54:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 00:54:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 00:54:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 00:54:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2022-07-14 00:54:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2022-07-14 00:54:06,602 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-14 00:54:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-14 00:54:06,602 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_make_profile [2022-07-14 00:54:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_make_profile [2022-07-14 00:54:06,602 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2022-07-14 00:54:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2022-07-14 00:54:06,603 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-14 00:54:06,603 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-14 00:54:06,603 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_unregister_device [2022-07-14 00:54:06,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_unregister_device [2022-07-14 00:54:06,603 INFO L130 BoogieDeclarations]: Found specification of procedure arbel_key_to_hw_index [2022-07-14 00:54:06,603 INFO L138 BoogieDeclarations]: Found implementation of procedure arbel_key_to_hw_index [2022-07-14 00:54:06,603 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 00:54:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 00:54:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-07-14 00:54:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-07-14 00:54:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-14 00:54:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-14 00:54:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure up [2022-07-14 00:54:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2022-07-14 00:54:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-07-14 00:54:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-07-14 00:54:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-07-14 00:54:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-07-14 00:54:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 00:54:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_table_find [2022-07-14 00:54:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_table_find [2022-07-14 00:54:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_icm [2022-07-14 00:54:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_icm [2022-07-14 00:54:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_icm_size [2022-07-14 00:54:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_icm_size [2022-07-14 00:54:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-14 00:54:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-14 00:54:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-14 00:54:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-14 00:54:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-07-14 00:54:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-07-14 00:54:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_srq_table [2022-07-14 00:54:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_srq_table [2022-07-14 00:54:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_poll [2022-07-14 00:54:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_poll [2022-07-14 00:54:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_UNMAP_ICM_AUX [2022-07-14 00:54:06,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_UNMAP_ICM_AUX [2022-07-14 00:54:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2022-07-14 00:54:06,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2022-07-14 00:54:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_wait [2022-07-14 00:54:06,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_wait [2022-07-14 00:54:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_mr_alloc_phys [2022-07-14 00:54:06,609 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_mr_alloc_phys [2022-07-14 00:54:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_sg [2022-07-14 00:54:06,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_sg [2022-07-14 00:54:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 00:54:06,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 00:54:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure get_eqe [2022-07-14 00:54:06,609 INFO L138 BoogieDeclarations]: Found implementation of procedure get_eqe [2022-07-14 00:54:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure async_mask [2022-07-14 00:54:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure async_mask [2022-07-14 00:54:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_array_init [2022-07-14 00:54:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_array_init [2022-07-14 00:54:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_pd_free [2022-07-14 00:54:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_pd_free [2022-07-14 00:54:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd [2022-07-14 00:54:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd [2022-07-14 00:54:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-07-14 00:54:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-07-14 00:54:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_table_get [2022-07-14 00:54:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_table_get [2022-07-14 00:54:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure __mthca_remove_one [2022-07-14 00:54:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __mthca_remove_one [2022-07-14 00:54:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-14 00:54:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-14 00:54:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cleanup_pd_table [2022-07-14 00:54:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cleanup_pd_table [2022-07-14 00:54:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure init_query_mad [2022-07-14 00:54:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure init_query_mad [2022-07-14 00:54:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2022-07-14 00:54:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2022-07-14 00:54:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_cmd_post [2022-07-14 00:54:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_cmd_post [2022-07-14 00:54:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 00:54:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 00:54:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-14 00:54:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-14 00:54:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 00:54:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_unmap_eq_regs [2022-07-14 00:54:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_unmap_eq_regs [2022-07-14 00:54:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure __buggy_use_of_MTHCA_PUT [2022-07-14 00:54:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure mthca_alloc_mtt [2022-07-14 00:54:06,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mthca_alloc_mtt [2022-07-14 00:54:07,940 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 00:54:07,944 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 00:54:08,109 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 00:54:43,213 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 00:54:43,236 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 00:54:43,236 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 00:54:43,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:54:43 BoogieIcfgContainer [2022-07-14 00:54:43,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 00:54:43,246 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 00:54:43,246 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 00:54:43,254 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 00:54:43,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:53:56" (1/3) ... [2022-07-14 00:54:43,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af60ee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:54:43, skipping insertion in model container [2022-07-14 00:54:43,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:54:05" (2/3) ... [2022-07-14 00:54:43,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af60ee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:54:43, skipping insertion in model container [2022-07-14 00:54:43,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:54:43" (3/3) ... [2022-07-14 00:54:43,258 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 [2022-07-14 00:54:43,270 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 00:54:43,270 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 00:54:43,390 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 00:54:43,396 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@31e74d27, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2b7c13ef [2022-07-14 00:54:43,396 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 00:54:43,412 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) [2022-07-14 00:54:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-07-14 00:54:43,424 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:54:43,425 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] [2022-07-14 00:54:43,426 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:54:43,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:54:43,431 INFO L85 PathProgramCache]: Analyzing trace with hash 10194475, now seen corresponding path program 1 times [2022-07-14 00:54:43,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:54:43,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431991632] [2022-07-14 00:54:43,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:54:43,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:54:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:54:44,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:54:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:54:44,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:54:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:54:44,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 00:54:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:54:44,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-14 00:54:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:54:44,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:54:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:54:44,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 00:54:44,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:54:44,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431991632] [2022-07-14 00:54:44,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431991632] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:54:44,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:54:44,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 00:54:44,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482334295] [2022-07-14 00:54:44,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:54:44,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 00:54:44,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:54:44,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 00:54:44,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-14 00:54:44,316 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) [2022-07-14 00:54:48,188 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 [] [2022-07-14 00:54:51,129 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:54:59,318 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:55:01,186 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:55:06,161 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:55:12,097 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:55:21,120 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-14 00:55:24,853 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:55:26,890 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:55:34,326 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:55:36,402 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:55:51,755 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:02,119 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:04,187 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:06,554 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:08,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:56:08,635 INFO L93 Difference]: Finished difference Result 16544 states and 25156 transitions. [2022-07-14 00:56:08,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 00:56:08,637 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 [2022-07-14 00:56:08,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:56:08,754 INFO L225 Difference]: With dead ends: 16544 [2022-07-14 00:56:08,754 INFO L226 Difference]: Without dead ends: 11503 [2022-07-14 00:56:08,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2022-07-14 00:56:08,811 INFO L413 NwaCegarLoop]: 8212 mSDtfsCounter, 9480 mSDsluCounter, 8808 mSDsCounter, 0 mSdLazyCounter, 14216 mSolverCounterSat, 4180 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10713 SdHoareTripleChecker+Valid, 17020 SdHoareTripleChecker+Invalid, 18410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4180 IncrementalHoareTripleChecker+Valid, 14216 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 82.7s IncrementalHoareTripleChecker+Time [2022-07-14 00:56:08,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10713 Valid, 17020 Invalid, 18410 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4180 Valid, 14216 Invalid, 14 Unknown, 0 Unchecked, 82.7s Time] [2022-07-14 00:56:08,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11503 states. [2022-07-14 00:56:09,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11503 to 9709. [2022-07-14 00:56:09,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9709 states, 6880 states have (on average 1.36875) internal successors, (9417), 6987 states have internal predecessors, (9417), 2402 states have call successors, (2402), 426 states have call predecessors, (2402), 426 states have return successors, (2405), 2401 states have call predecessors, (2405), 2401 states have call successors, (2405) [2022-07-14 00:56:09,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9709 states to 9709 states and 14224 transitions. [2022-07-14 00:56:09,540 INFO L78 Accepts]: Start accepts. Automaton has 9709 states and 14224 transitions. Word has length 52 [2022-07-14 00:56:09,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:56:09,540 INFO L495 AbstractCegarLoop]: Abstraction has 9709 states and 14224 transitions. [2022-07-14 00:56:09,541 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) [2022-07-14 00:56:09,541 INFO L276 IsEmpty]: Start isEmpty. Operand 9709 states and 14224 transitions. [2022-07-14 00:56:09,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-14 00:56:09,549 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:56:09,549 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] [2022-07-14 00:56:09,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 00:56:09,550 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:56:09,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:56:09,550 INFO L85 PathProgramCache]: Analyzing trace with hash 41735065, now seen corresponding path program 1 times [2022-07-14 00:56:09,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:56:09,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456314415] [2022-07-14 00:56:09,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:56:09,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:56:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:09,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:56:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:09,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:56:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:09,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 00:56:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:09,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 00:56:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:09,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-14 00:56:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:09,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-14 00:56:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:10,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-14 00:56:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:10,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 00:56:10,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:10,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-14 00:56:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:10,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 00:56:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:10,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-14 00:56:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:10,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-07-14 00:56:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:10,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-14 00:56:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-07-14 00:56:10,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:56:10,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456314415] [2022-07-14 00:56:10,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456314415] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:56:10,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:56:10,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 00:56:10,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049927441] [2022-07-14 00:56:10,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:56:10,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 00:56:10,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:56:10,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 00:56:10,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 00:56:10,151 INFO L87 Difference]: Start difference. First operand 9709 states and 14224 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) [2022-07-14 00:56:13,289 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:15,738 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:19,020 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:23,155 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:30,940 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-14 00:56:33,047 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:37,661 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:42,321 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:45,297 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:47,369 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:47,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:56:47,545 INFO L93 Difference]: Finished difference Result 12713 states and 18819 transitions. [2022-07-14 00:56:47,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 00:56:47,546 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 [2022-07-14 00:56:47,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:56:47,634 INFO L225 Difference]: With dead ends: 12713 [2022-07-14 00:56:47,635 INFO L226 Difference]: Without dead ends: 12708 [2022-07-14 00:56:47,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 00:56:47,652 INFO L413 NwaCegarLoop]: 7110 mSDtfsCounter, 10830 mSDsluCounter, 3848 mSDsCounter, 0 mSdLazyCounter, 3800 mSolverCounterSat, 6644 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11752 SdHoareTripleChecker+Valid, 10958 SdHoareTripleChecker+Invalid, 10454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6644 IncrementalHoareTripleChecker+Valid, 3800 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.6s IncrementalHoareTripleChecker+Time [2022-07-14 00:56:47,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11752 Valid, 10958 Invalid, 10454 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6644 Valid, 3800 Invalid, 10 Unknown, 0 Unchecked, 36.6s Time] [2022-07-14 00:56:47,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12708 states. [2022-07-14 00:56:48,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12708 to 10808. [2022-07-14 00:56:48,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10808 states, 7586 states have (on average 1.3522277880305826) internal successors, (10258), 7709 states have internal predecessors, (10258), 2672 states have call successors, (2672), 549 states have call predecessors, (2672), 549 states have return successors, (2675), 2669 states have call predecessors, (2675), 2671 states have call successors, (2675) [2022-07-14 00:56:48,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10808 states to 10808 states and 15605 transitions. [2022-07-14 00:56:48,247 INFO L78 Accepts]: Start accepts. Automaton has 10808 states and 15605 transitions. Word has length 112 [2022-07-14 00:56:48,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:56:48,249 INFO L495 AbstractCegarLoop]: Abstraction has 10808 states and 15605 transitions. [2022-07-14 00:56:48,250 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) [2022-07-14 00:56:48,250 INFO L276 IsEmpty]: Start isEmpty. Operand 10808 states and 15605 transitions. [2022-07-14 00:56:48,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-14 00:56:48,255 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:56:48,255 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] [2022-07-14 00:56:48,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 00:56:48,256 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:56:48,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:56:48,257 INFO L85 PathProgramCache]: Analyzing trace with hash 98993367, now seen corresponding path program 1 times [2022-07-14 00:56:48,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:56:48,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714973593] [2022-07-14 00:56:48,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:56:48,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:56:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:56:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:56:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 00:56:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 00:56:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-14 00:56:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-14 00:56:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-14 00:56:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 00:56:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-14 00:56:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 00:56:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-14 00:56:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-07-14 00:56:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-14 00:56:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:56:48,919 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-07-14 00:56:48,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:56:48,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714973593] [2022-07-14 00:56:48,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714973593] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:56:48,920 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:56:48,920 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 00:56:48,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208574126] [2022-07-14 00:56:48,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:56:48,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 00:56:48,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:56:48,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 00:56:48,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 00:56:48,922 INFO L87 Difference]: Start difference. First operand 10808 states and 15605 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) [2022-07-14 00:56:51,627 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:54,243 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:56:56,683 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:57:02,154 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:57:04,199 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:57:12,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-14 00:57:14,976 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:57:17,011 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:57:19,923 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:57:25,186 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:57:27,284 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:57:33,718 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:57:35,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:57:35,218 INFO L93 Difference]: Finished difference Result 12807 states and 18929 transitions. [2022-07-14 00:57:35,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 00:57:35,219 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), 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) Word has length 112 [2022-07-14 00:57:35,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:57:35,221 INFO L225 Difference]: With dead ends: 12807 [2022-07-14 00:57:35,221 INFO L226 Difference]: Without dead ends: 0 [2022-07-14 00:57:35,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 00:57:35,273 INFO L413 NwaCegarLoop]: 6910 mSDtfsCounter, 9082 mSDsluCounter, 6538 mSDsCounter, 0 mSdLazyCounter, 5216 mSolverCounterSat, 4380 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9995 SdHoareTripleChecker+Valid, 13448 SdHoareTripleChecker+Invalid, 9608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4380 IncrementalHoareTripleChecker+Valid, 5216 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.5s IncrementalHoareTripleChecker+Time [2022-07-14 00:57:35,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9995 Valid, 13448 Invalid, 9608 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4380 Valid, 5216 Invalid, 12 Unknown, 0 Unchecked, 45.5s Time] [2022-07-14 00:57:35,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-14 00:57:35,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-14 00:57:35,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 00:57:35,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-14 00:57:35,278 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 112 [2022-07-14 00:57:35,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:57:35,278 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 00:57:35,278 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), 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) [2022-07-14 00:57:35,279 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-14 00:57:35,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-14 00:57:35,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-14 00:57:35,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 00:57:35,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.