./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5b36d44f 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-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.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 e6bc9d78defbcb89894956744a3ba8cb825e2463e5d0c94ea32acee4a75d7f82 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 18:27:21,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 18:27:21,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 18:27:21,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 18:27:21,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 18:27:21,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 18:27:21,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 18:27:21,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 18:27:21,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 18:27:21,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 18:27:21,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 18:27:21,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 18:27:21,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 18:27:21,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 18:27:21,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 18:27:21,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 18:27:21,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 18:27:21,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 18:27:21,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 18:27:21,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 18:27:21,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 18:27:21,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 18:27:21,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 18:27:21,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 18:27:21,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 18:27:21,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 18:27:21,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 18:27:21,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 18:27:21,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 18:27:21,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 18:27:21,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 18:27:21,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 18:27:21,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 18:27:21,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 18:27:21,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 18:27:21,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 18:27:21,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 18:27:21,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 18:27:21,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 18:27:21,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 18:27:21,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 18:27:21,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 18:27:21,610 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 18:27:21,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 18:27:21,614 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 18:27:21,614 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 18:27:21,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 18:27:21,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 18:27:21,616 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 18:27:21,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 18:27:21,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 18:27:21,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 18:27:21,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 18:27:21,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 18:27:21,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 18:27:21,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 18:27:21,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 18:27:21,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 18:27:21,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 18:27:21,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 18:27:21,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 18:27:21,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 18:27:21,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 18:27:21,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 18:27:21,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 18:27:21,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 18:27:21,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 18:27:21,619 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 18:27:21,630 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 18:27:21,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 18:27:21,630 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 18:27:21,630 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6bc9d78defbcb89894956744a3ba8cb825e2463e5d0c94ea32acee4a75d7f82 [2021-11-07 18:27:21,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 18:27:21,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 18:27:21,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 18:27:21,813 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 18:27:21,814 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 18:27:21,815 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i [2021-11-07 18:27:21,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d4da8452/55c208eca0ff4fbc8af3ea809b5d6820/FLAG39c2c6f0d [2021-11-07 18:27:22,748 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 18:27:22,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i [2021-11-07 18:27:22,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d4da8452/55c208eca0ff4fbc8af3ea809b5d6820/FLAG39c2c6f0d [2021-11-07 18:27:23,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d4da8452/55c208eca0ff4fbc8af3ea809b5d6820 [2021-11-07 18:27:23,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 18:27:23,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 18:27:23,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 18:27:23,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 18:27:23,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 18:27:23,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:27:23" (1/1) ... [2021-11-07 18:27:23,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c4a9768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:23, skipping insertion in model container [2021-11-07 18:27:23,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:27:23" (1/1) ... [2021-11-07 18:27:23,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 18:27:23,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 18:27:37,804 WARN L228 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-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1062365,1062378] [2021-11-07 18:27:37,806 WARN L228 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-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1062512,1062525] [2021-11-07 18:27:37,807 WARN L228 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-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1062651,1062664] [2021-11-07 18:27:37,807 WARN L228 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-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1062809,1062822] [2021-11-07 18:27:37,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 18:27:37,924 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 18:27:38,932 WARN L228 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-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1062365,1062378] [2021-11-07 18:27:38,932 WARN L228 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-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1062512,1062525] [2021-11-07 18:27:38,933 WARN L228 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-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1062651,1062664] [2021-11-07 18:27:38,933 WARN L228 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-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1062809,1062822] [2021-11-07 18:27:38,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 18:27:39,617 INFO L208 MainTranslator]: Completed translation [2021-11-07 18:27:39,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39 WrapperNode [2021-11-07 18:27:39,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 18:27:39,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 18:27:39,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 18:27:39,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 18:27:39,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (1/1) ... [2021-11-07 18:27:39,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (1/1) ... [2021-11-07 18:27:48,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 18:27:48,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 18:27:48,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 18:27:48,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 18:27:48,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (1/1) ... [2021-11-07 18:27:48,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (1/1) ... [2021-11-07 18:27:51,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (1/1) ... [2021-11-07 18:27:51,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (1/1) ... [2021-11-07 18:27:55,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (1/1) ... [2021-11-07 18:27:56,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (1/1) ... [2021-11-07 18:27:56,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (1/1) ... [2021-11-07 18:27:58,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 18:27:58,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 18:27:58,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 18:27:58,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 18:27:58,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (1/1) ... [2021-11-07 18:27:58,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 18:27:58,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 18:27:58,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 18:27:58,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 18:27:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-07 18:27:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure t3_adap_check_task [2021-11-07 18:27:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_adap_check_task [2021-11-07 18:27:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_redirect [2021-11-07 18:27:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_redirect [2021-11-07 18:27:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure offload_open [2021-11-07 18:27:58,961 INFO L138 BoogieDeclarations]: Found implementation of procedure offload_open [2021-11-07 18:27:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure set_settings [2021-11-07 18:27:58,961 INFO L138 BoogieDeclarations]: Found implementation of procedure set_settings [2021-11-07 18:27:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure process_responses_gts [2021-11-07 18:27:58,961 INFO L138 BoogieDeclarations]: Found implementation of procedure process_responses_gts [2021-11-07 18:27:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_neigh_update [2021-11-07 18:27:58,961 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_neigh_update [2021-11-07 18:27:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~~irqreturn_t~0 [2021-11-07 18:27:58,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~~irqreturn_t~0 [2021-11-07 18:27:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure t3_resume_ports [2021-11-07 18:27:58,962 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_resume_ports [2021-11-07 18:27:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-07 18:27:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_29 [2021-11-07 18:27:58,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_29 [2021-11-07 18:27:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure rx_offload [2021-11-07 18:27:58,962 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_offload [2021-11-07 18:27:58,963 INFO L130 BoogieDeclarations]: Found specification of procedure t3_replay_prep_adapter [2021-11-07 18:27:58,963 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_replay_prep_adapter [2021-11-07 18:27:58,963 INFO L130 BoogieDeclarations]: Found specification of procedure ael2020_intr_enable [2021-11-07 18:27:58,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ael2020_intr_enable [2021-11-07 18:27:58,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 18:27:58,967 INFO L130 BoogieDeclarations]: Found specification of procedure process_responses [2021-11-07 18:27:58,967 INFO L138 BoogieDeclarations]: Found implementation of procedure process_responses [2021-11-07 18:27:58,967 INFO L130 BoogieDeclarations]: Found specification of procedure check_t3b2_mac [2021-11-07 18:27:58,968 INFO L138 BoogieDeclarations]: Found implementation of procedure check_t3b2_mac [2021-11-07 18:27:58,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_23_3 [2021-11-07 18:27:58,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_23_3 [2021-11-07 18:27:58,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 18:27:58,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-07 18:27:58,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-07 18:27:58,968 INFO L130 BoogieDeclarations]: Found specification of procedure t3_eth_xmit [2021-11-07 18:27:58,969 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_eth_xmit [2021-11-07 18:27:58,969 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_offload_activate [2021-11-07 18:27:58,969 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_offload_activate [2021-11-07 18:27:58,969 INFO L130 BoogieDeclarations]: Found specification of procedure t3_sge_intr_msix [2021-11-07 18:27:58,969 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_sge_intr_msix [2021-11-07 18:27:58,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 18:27:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-07 18:27:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure setup_l2e_send_pending [2021-11-07 18:27:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_l2e_send_pending [2021-11-07 18:27:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 18:27:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 18:27:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure t3_os_link_changed [2021-11-07 18:27:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_os_link_changed [2021-11-07 18:27:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 18:27:58,971 INFO L130 BoogieDeclarations]: Found specification of procedure t3_port_intr_clear [2021-11-07 18:27:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_port_intr_clear [2021-11-07 18:27:58,971 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_remove_clients [2021-11-07 18:27:58,972 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_remove_clients [2021-11-07 18:27:58,972 INFO L130 BoogieDeclarations]: Found specification of procedure t3_prep_adapter [2021-11-07 18:27:58,972 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_prep_adapter [2021-11-07 18:27:58,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 18:27:58,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 18:27:58,972 INFO L130 BoogieDeclarations]: Found specification of procedure init_one [2021-11-07 18:27:58,972 INFO L138 BoogieDeclarations]: Found implementation of procedure init_one [2021-11-07 18:27:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_netpoll [2021-11-07 18:27:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_netpoll [2021-11-07 18:27:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure fatal_error_task [2021-11-07 18:27:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure fatal_error_task [2021-11-07 18:27:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_ofld_send [2021-11-07 18:27:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_ofld_send [2021-11-07 18:27:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure t3_phy_intr_handler [2021-11-07 18:27:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_phy_intr_handler [2021-11-07 18:27:58,974 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_register_client [2021-11-07 18:27:58,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_register_client [2021-11-07 18:27:58,974 INFO L130 BoogieDeclarations]: Found specification of procedure process_rx [2021-11-07 18:27:58,974 INFO L138 BoogieDeclarations]: Found implementation of procedure process_rx [2021-11-07 18:27:58,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 18:27:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_38_4 [2021-11-07 18:27:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_38_4 [2021-11-07 18:27:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_40_2 [2021-11-07 18:27:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_40_2 [2021-11-07 18:27:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure check_link_status [2021-11-07 18:27:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure check_link_status [2021-11-07 18:27:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-07 18:27:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-07 18:27:58,976 INFO L130 BoogieDeclarations]: Found specification of procedure ext_intr_task [2021-11-07 18:27:58,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_intr_task [2021-11-07 18:27:58,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_notifier_block_dummy_resourceless_instance_23 [2021-11-07 18:27:58,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_notifier_block_dummy_resourceless_instance_23 [2021-11-07 18:27:58,976 INFO L130 BoogieDeclarations]: Found specification of procedure t3_link_changed [2021-11-07 18:27:58,977 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_link_changed [2021-11-07 18:27:58,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netevent_notifier [2021-11-07 18:27:58,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netevent_notifier [2021-11-07 18:27:58,977 INFO L130 BoogieDeclarations]: Found specification of procedure t3_adapter_error [2021-11-07 18:27:58,977 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_adapter_error [2021-11-07 18:27:58,977 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_open [2021-11-07 18:27:58,978 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_open [2021-11-07 18:27:58,978 INFO L130 BoogieDeclarations]: Found specification of procedure t3_intr [2021-11-07 18:27:58,978 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_intr [2021-11-07 18:27:58,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_44_2 [2021-11-07 18:27:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_44_2 [2021-11-07 18:27:58,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 18:27:58,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-07 18:27:58,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-07 18:27:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-07 18:27:58,979 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-07 18:27:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-07 18:27:58,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 18:27:58,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_58 [2021-11-07 18:27:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_58 [2021-11-07 18:27:58,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2021-11-07 18:27:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2021-11-07 18:27:58,980 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_unregister_client [2021-11-07 18:27:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_unregister_client [2021-11-07 18:27:58,980 INFO L130 BoogieDeclarations]: Found specification of procedure remove_one [2021-11-07 18:27:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_one [2021-11-07 18:27:58,980 INFO L130 BoogieDeclarations]: Found specification of procedure offload_close [2021-11-07 18:27:58,981 INFO L138 BoogieDeclarations]: Found implementation of procedure offload_close [2021-11-07 18:27:58,981 INFO L130 BoogieDeclarations]: Found specification of procedure link_start [2021-11-07 18:27:58,984 INFO L138 BoogieDeclarations]: Found implementation of procedure link_start [2021-11-07 18:27:58,984 INFO L130 BoogieDeclarations]: Found specification of procedure rx_eth [2021-11-07 18:27:58,984 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_eth [2021-11-07 18:27:58,984 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_add_clients [2021-11-07 18:27:58,985 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_add_clients [2021-11-07 18:27:58,985 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 18:27:58,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 18:27:58,985 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-07 18:27:58,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-07 18:27:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_process_iscsi_prov_pack [2021-11-07 18:27:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_process_iscsi_prov_pack [2021-11-07 18:27:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure handle_failed_resolution [2021-11-07 18:27:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_failed_resolution [2021-11-07 18:27:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_55 [2021-11-07 18:27:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_55 [2021-11-07 18:27:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_47 [2021-11-07 18:27:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_47 [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_45 [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_45 [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_38_6 [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_38_6 [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_39 [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_39 [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_27 [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_27 [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure t3_l2t_update [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_l2t_update [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure t3_process_tid_release_list [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_process_tid_release_list [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_partial_bundle [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_partial_bundle [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure skb_orphan [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_orphan [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure t3_link_start [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_link_start [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_up [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_up [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure t3_io_resume [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_io_resume [2021-11-07 18:27:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-07 18:27:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-07 18:27:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure restart_autoneg [2021-11-07 18:27:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure restart_autoneg [2021-11-07 18:27:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure do_abort_req_rss [2021-11-07 18:27:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure do_abort_req_rss [2021-11-07 18:27:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 18:27:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure t3_port_intr_enable [2021-11-07 18:27:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_port_intr_enable [2021-11-07 18:27:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_close [2021-11-07 18:27:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_close [2021-11-07 18:27:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure ofld_poll [2021-11-07 18:27:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ofld_poll [2021-11-07 18:27:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure t3_intr_clear [2021-11-07 18:27:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_intr_clear [2021-11-07 18:27:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netevent_notifier_18 [2021-11-07 18:27:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netevent_notifier_18 [2021-11-07 18:27:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure set_l2t_ix [2021-11-07 18:27:58,990 INFO L138 BoogieDeclarations]: Found implementation of procedure set_l2t_ix [2021-11-07 18:27:58,990 INFO L130 BoogieDeclarations]: Found specification of procedure __cxgb_close [2021-11-07 18:27:58,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __cxgb_close [2021-11-07 18:27:58,990 INFO L130 BoogieDeclarations]: Found specification of procedure napi_rx_handler [2021-11-07 18:27:58,990 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_rx_handler [2021-11-07 18:27:58,990 INFO L130 BoogieDeclarations]: Found specification of procedure t3b_intr [2021-11-07 18:27:58,990 INFO L138 BoogieDeclarations]: Found implementation of procedure t3b_intr [2021-11-07 18:27:58,990 INFO L130 BoogieDeclarations]: Found specification of procedure set_pauseparam [2021-11-07 18:27:58,990 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pauseparam [2021-11-07 18:27:58,990 INFO L130 BoogieDeclarations]: Found specification of procedure t3_port_intr_disable [2021-11-07 18:27:58,991 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_port_intr_disable [2021-11-07 18:27:58,991 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-07 18:27:58,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-07 18:27:58,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 18:27:58,991 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-07 18:27:58,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-07 18:27:58,992 INFO L130 BoogieDeclarations]: Found specification of procedure t3_intr_msi [2021-11-07 18:27:58,992 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_intr_msi [2021-11-07 18:27:58,992 INFO L130 BoogieDeclarations]: Found specification of procedure t3_reenable_adapter [2021-11-07 18:27:58,992 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_reenable_adapter [2021-11-07 18:27:58,992 INFO L130 BoogieDeclarations]: Found specification of procedure nb_callback [2021-11-07 18:27:58,993 INFO L138 BoogieDeclarations]: Found implementation of procedure nb_callback [2021-11-07 18:40:23,178 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-07 18:40:23,179 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_45_returnLabel: main_#res := 0; [2021-11-07 18:40:23,180 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_pci_pci_instance_2_switch_break: call ULTIMATE.dealloc(ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0.base, ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0.offset);havoc ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0.base, ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0.offset; [2021-11-07 18:40:23,180 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L15628: #t~ret6174 := main_#res; [2021-11-07 18:40:23,341 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 18:40:23,342 INFO L299 CfgBuilder]: Removed 112790 assume(true) statements. [2021-11-07 18:40:23,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:40:23 BoogieIcfgContainer [2021-11-07 18:40:23,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 18:40:23,394 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 18:40:23,394 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 18:40:23,397 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 18:40:23,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:27:23" (1/3) ... [2021-11-07 18:40:23,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32dac515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:40:23, skipping insertion in model container [2021-11-07 18:40:23,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:27:39" (2/3) ... [2021-11-07 18:40:23,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32dac515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:40:23, skipping insertion in model container [2021-11-07 18:40:23,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:40:23" (3/3) ... [2021-11-07 18:40:23,399 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i [2021-11-07 18:40:23,403 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 18:40:23,403 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 18:40:23,872 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 18:40:23,880 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 18:40:23,880 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 18:40:24,540 INFO L276 IsEmpty]: Start isEmpty. Operand has 85731 states, 85473 states have (on average 1.2469317796263149) internal successors, (106579), 85504 states have internal predecessors, (106579), 166 states have call successors, (166), 89 states have call predecessors, (166), 89 states have return successors, (166), 154 states have call predecessors, (166), 166 states have call successors, (166) [2021-11-07 18:40:24,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-07 18:40:24,546 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 18:40:24,546 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 18:40:24,547 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 18:40:24,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 18:40:24,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1719972036, now seen corresponding path program 1 times [2021-11-07 18:40:24,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 18:40:24,555 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911822209] [2021-11-07 18:40:24,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 18:40:24,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 18:40:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 18:40:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 18:40:25,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 18:40:25,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911822209] [2021-11-07 18:40:25,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911822209] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 18:40:25,510 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 18:40:25,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 18:40:25,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369602270] [2021-11-07 18:40:25,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 18:40:25,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 18:40:25,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 18:40:25,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 18:40:25,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 18:40:25,622 INFO L87 Difference]: Start difference. First operand has 85731 states, 85473 states have (on average 1.2469317796263149) internal successors, (106579), 85504 states have internal predecessors, (106579), 166 states have call successors, (166), 89 states have call predecessors, (166), 89 states have return successors, (166), 154 states have call predecessors, (166), 166 states have call successors, (166) Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 18:40:28,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 18:40:28,956 INFO L93 Difference]: Finished difference Result 171033 states and 213317 transitions. [2021-11-07 18:40:28,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 18:40:28,959 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) Word has length 75 [2021-11-07 18:40:28,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 18:40:29,835 INFO L225 Difference]: With dead ends: 171033 [2021-11-07 18:40:29,835 INFO L226 Difference]: Without dead ends: 84901 [2021-11-07 18:40:30,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.62ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 18:40:30,115 INFO L933 BasicCegarLoop]: 105598 mSDtfsCounter, 1 mSDsluCounter, 105596 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.19ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 211194 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 344.75ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.98ms IncrementalHoareTripleChecker+Time [2021-11-07 18:40:30,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 211194 Invalid, 5 Unknown, 0 Unchecked, 344.75ms Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 28.98ms Time] [2021-11-07 18:40:30,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84901 states.