./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.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 6162e3697ecc88478a9c00bc18778c9599dfc320129b47fc6800efff4bcaa814 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 04:41:45,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:41:45,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:41:45,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:41:45,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:41:45,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:41:45,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:41:45,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:41:45,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:41:45,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:41:45,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:41:45,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:41:45,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:41:45,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:41:45,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:41:45,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:41:45,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:41:45,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:41:45,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:41:45,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:41:45,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:41:45,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:41:45,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:41:45,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:41:45,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:41:45,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:41:45,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:41:45,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:41:45,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:41:45,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:41:45,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:41:45,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:41:45,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:41:45,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:41:45,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:41:45,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:41:45,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:41:45,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:41:45,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:41:45,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:41:45,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:41:45,348 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 04:41:45,376 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:41:45,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:41:45,377 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:41:45,377 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:41:45,378 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:41:45,378 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:41:45,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:41:45,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:41:45,379 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:41:45,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:41:45,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 04:41:45,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:41:45,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:41:45,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:41:45,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:41:45,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:41:45,380 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:41:45,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:41:45,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:41:45,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:41:45,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:41:45,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:41:45,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:41:45,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:41:45,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:41:45,382 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 04:41:45,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 04:41:45,382 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:41:45,382 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:41:45,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:41:45,383 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:41:45,383 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6162e3697ecc88478a9c00bc18778c9599dfc320129b47fc6800efff4bcaa814 [2021-12-16 04:41:45,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:41:45,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:41:45,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:41:45,611 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:41:45,612 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:41:45,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2021-12-16 04:41:45,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f9e4e965/80f4094c00d74bbab0e1811bdfc58434/FLAG640167f96 [2021-12-16 04:41:46,384 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:41:46,385 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2021-12-16 04:41:46,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f9e4e965/80f4094c00d74bbab0e1811bdfc58434/FLAG640167f96 [2021-12-16 04:41:46,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f9e4e965/80f4094c00d74bbab0e1811bdfc58434 [2021-12-16 04:41:46,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:41:46,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:41:46,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:41:46,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:41:46,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:41:46,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:41:46" (1/1) ... [2021-12-16 04:41:46,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642c941c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:46, skipping insertion in model container [2021-12-16 04:41:46,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:41:46" (1/1) ... [2021-12-16 04:41:46,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:41:46,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:41:49,994 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[551922,551935] [2021-12-16 04:41:49,996 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552067,552080] [2021-12-16 04:41:50,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:41:50,053 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 04:41:50,385 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[551922,551935] [2021-12-16 04:41:50,386 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552067,552080] [2021-12-16 04:41:50,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:41:50,566 INFO L208 MainTranslator]: Completed translation [2021-12-16 04:41:50,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50 WrapperNode [2021-12-16 04:41:50,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:41:50,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 04:41:50,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 04:41:50,567 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 04:41:50,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (1/1) ... [2021-12-16 04:41:50,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (1/1) ... [2021-12-16 04:41:50,921 INFO L137 Inliner]: procedures = 696, calls = 5980, calls flagged for inlining = 358, calls inlined = 317, statements flattened = 11104 [2021-12-16 04:41:50,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 04:41:50,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 04:41:50,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 04:41:50,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 04:41:50,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (1/1) ... [2021-12-16 04:41:50,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (1/1) ... [2021-12-16 04:41:50,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (1/1) ... [2021-12-16 04:41:50,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (1/1) ... [2021-12-16 04:41:51,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (1/1) ... [2021-12-16 04:41:51,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (1/1) ... [2021-12-16 04:41:51,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (1/1) ... [2021-12-16 04:41:51,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 04:41:51,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 04:41:51,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 04:41:51,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 04:41:51,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (1/1) ... [2021-12-16 04:41:51,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:41:51,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 04:41:51,321 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) [2021-12-16 04:41:51,333 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 [2021-12-16 04:41:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-16 04:41:51,346 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-16 04:41:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_disable [2021-12-16 04:41:51,347 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_disable [2021-12-16 04:41:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-16 04:41:51,347 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-16 04:41:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-16 04:41:51,347 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-16 04:41:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_intr [2021-12-16 04:41:51,348 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_intr [2021-12-16 04:41:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-16 04:41:51,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-16 04:41:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 04:41:51,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 04:41:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_minnow_platform_init [2021-12-16 04:41:51,348 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_minnow_platform_init [2021-12-16 04:41:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_open [2021-12-16 04:41:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_open [2021-12-16 04:41:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-12-16 04:41:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-12-16 04:41:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reinit_locked [2021-12-16 04:41:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reinit_locked [2021-12-16 04:41:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_up_phy [2021-12-16 04:41:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_up_phy [2021-12-16 04:41:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_tx_resources [2021-12-16 04:41:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_tx_resources [2021-12-16 04:41:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-16 04:41:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-16 04:41:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-16 04:41:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-16 04:41:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-16 04:41:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-16 04:41:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_netpoll [2021-12-16 04:41:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_netpoll [2021-12-16 04:41:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_init_hw [2021-12-16 04:41:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_init_hw [2021-12-16 04:41:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_rx_resources [2021-12-16 04:41:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_rx_resources [2021-12-16 04:41:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_tx_resources [2021-12-16 04:41:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_tx_resources [2021-12-16 04:41:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-16 04:41:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-16 04:41:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2021-12-16 04:41:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2021-12-16 04:41:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-16 04:41:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-16 04:41:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-16 04:41:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-16 04:41:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2021-12-16 04:41:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2021-12-16 04:41:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure pch_set_station_address [2021-12-16 04:41:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_set_station_address [2021-12-16 04:41:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-16 04:41:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-16 04:41:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-16 04:41:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-16 04:41:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_write [2021-12-16 04:41:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_write [2021-12-16 04:41:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-16 04:41:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-16 04:41:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-16 04:41:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-16 04:41:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-16 04:41:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-16 04:41:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 04:41:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 04:41:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-16 04:41:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-16 04:41:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-16 04:41:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-16 04:41:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 04:41:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_up [2021-12-16 04:41:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_up [2021-12-16 04:41:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-16 04:41:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-16 04:41:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_resume [2021-12-16 04:41:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_resume [2021-12-16 04:41:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-16 04:41:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-16 04:41:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_write [2021-12-16 04:41:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_write [2021-12-16 04:41:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-12-16 04:41:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-12-16 04:41:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 04:41:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-16 04:41:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-16 04:41:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 04:41:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 04:41:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-16 04:41:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-16 04:41:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-16 04:41:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-16 04:41:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_enable_dma_rx [2021-12-16 04:41:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_enable_dma_rx [2021-12-16 04:41:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_configure_rx [2021-12-16 04:41:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_configure_rx [2021-12-16 04:41:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 04:41:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_wait_clr_bit [2021-12-16 04:41:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_wait_clr_bit [2021-12-16 04:41:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-16 04:41:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-16 04:41:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 04:41:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-16 04:41:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-16 04:41:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-16 04:41:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-16 04:41:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 04:41:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 04:41:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_remove [2021-12-16 04:41:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_remove [2021-12-16 04:41:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-16 04:41:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-16 04:41:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-16 04:41:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-16 04:41:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-16 04:41:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-16 04:41:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-16 04:41:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-16 04:41:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-16 04:41:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-16 04:41:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-16 04:41:51,369 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-16 04:41:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_force_mac_fc [2021-12-16 04:41:51,369 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_force_mac_fc [2021-12-16 04:41:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_suspend [2021-12-16 04:41:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_suspend [2021-12-16 04:41:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-16 04:41:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-16 04:41:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-16 04:41:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-16 04:41:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-16 04:41:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-16 04:41:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2021-12-16 04:41:51,375 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2021-12-16 04:41:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 04:41:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-16 04:41:51,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-16 04:41:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-16 04:41:51,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-16 04:41:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-16 04:41:51,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-16 04:41:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2021-12-16 04:41:51,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2021-12-16 04:41:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-16 04:41:51,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-16 04:41:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-16 04:41:51,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-16 04:41:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-16 04:41:51,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-16 04:41:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 04:41:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-16 04:41:51,376 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-16 04:41:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-16 04:41:51,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-16 04:41:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 04:41:51,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 04:41:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 04:41:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 04:41:51,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 04:41:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-16 04:41:51,377 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-16 04:41:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-16 04:41:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-16 04:41:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-16 04:41:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-16 04:41:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-16 04:41:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-16 04:41:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-16 04:41:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-16 04:41:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-12-16 04:41:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-12-16 04:41:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-16 04:41:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-16 04:41:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_set_wol_event [2021-12-16 04:41:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_set_wol_event [2021-12-16 04:41:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 04:41:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 04:41:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_ctrl_miim [2021-12-16 04:41:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_ctrl_miim [2021-12-16 04:41:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-16 04:41:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-16 04:41:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_get_regs_len [2021-12-16 04:41:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_get_regs_len [2021-12-16 04:41:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-16 04:41:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-16 04:41:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 04:41:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 04:41:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_alloc_rx_buffers [2021-12-16 04:41:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_alloc_rx_buffers [2021-12-16 04:41:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure __pch_gbe_suspend [2021-12-16 04:41:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __pch_gbe_suspend [2021-12-16 04:41:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-16 04:41:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-16 04:41:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_get_bus_info [2021-12-16 04:41:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_get_bus_info [2021-12-16 04:41:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-16 04:41:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-16 04:41:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_down [2021-12-16 04:41:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_down [2021-12-16 04:41:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 04:41:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 04:41:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 04:41:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 04:41:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2021-12-16 04:41:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2021-12-16 04:41:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_update_stats [2021-12-16 04:41:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_update_stats [2021-12-16 04:41:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-16 04:41:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-16 04:41:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-16 04:41:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-16 04:41:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum [2021-12-16 04:41:51,383 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum [2021-12-16 04:41:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_read [2021-12-16 04:41:51,383 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_read [2021-12-16 04:41:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_rx_ring [2021-12-16 04:41:51,383 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_rx_ring [2021-12-16 04:41:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-16 04:41:51,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-16 04:41:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2021-12-16 04:41:51,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2021-12-16 04:41:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_up [2021-12-16 04:41:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_up [2021-12-16 04:41:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 04:41:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 04:41:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_120 [2021-12-16 04:41:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_120 [2021-12-16 04:41:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-16 04:41:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-16 04:41:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-16 04:41:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-16 04:41:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2021-12-16 04:41:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2021-12-16 04:41:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_tx_ring [2021-12-16 04:41:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_tx_ring [2021-12-16 04:41:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reset [2021-12-16 04:41:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reset [2021-12-16 04:41:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-16 04:41:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-16 04:41:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2021-12-16 04:41:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2021-12-16 04:41:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2021-12-16 04:41:51,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2021-12-16 04:41:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_stop [2021-12-16 04:41:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_stop [2021-12-16 04:41:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 04:41:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2021-12-16 04:41:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2021-12-16 04:41:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-16 04:41:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-16 04:41:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-16 04:41:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-16 04:41:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 04:41:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_io_resume [2021-12-16 04:41:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_io_resume [2021-12-16 04:41:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2021-12-16 04:41:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2021-12-16 04:41:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_105 [2021-12-16 04:41:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_105 [2021-12-16 04:41:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_read [2021-12-16 04:41:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_read [2021-12-16 04:41:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 04:41:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-16 04:41:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-16 04:41:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-16 04:41:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-16 04:41:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-16 04:41:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-16 04:41:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_nway_reset [2021-12-16 04:41:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_nway_reset [2021-12-16 04:41:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-16 04:41:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-16 04:41:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-16 04:41:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-16 04:41:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_enable [2021-12-16 04:41:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_enable [2021-12-16 04:41:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-16 04:41:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-16 04:41:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_hw_reset [2021-12-16 04:41:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_hw_reset [2021-12-16 04:41:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_tx_timeout [2021-12-16 04:41:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_tx_timeout [2021-12-16 04:41:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2021-12-16 04:41:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2021-12-16 04:41:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-16 04:41:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-16 04:41:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 04:41:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 04:41:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2021-12-16 04:41:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2021-12-16 04:41:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_down_phy [2021-12-16 04:41:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_down_phy [2021-12-16 04:41:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-16 04:41:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-16 04:41:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_mode [2021-12-16 04:41:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_mode [2021-12-16 04:41:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-16 04:41:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-16 04:41:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-16 04:41:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-16 04:41:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-16 04:41:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-16 04:41:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rx_resources [2021-12-16 04:41:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rx_resources [2021-12-16 04:41:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-16 04:41:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-16 04:41:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 04:41:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 04:41:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_validate_option [2021-12-16 04:41:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_validate_option [2021-12-16 04:41:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_reset_hw [2021-12-16 04:41:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_reset_hw [2021-12-16 04:41:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure udp_hdr [2021-12-16 04:41:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure udp_hdr [2021-12-16 04:41:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 04:41:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rctl [2021-12-16 04:41:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rctl [2021-12-16 04:41:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_sw_reset [2021-12-16 04:41:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_sw_reset [2021-12-16 04:41:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 04:41:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 04:41:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_phy_hw_reset [2021-12-16 04:41:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_phy_hw_reset [2021-12-16 04:41:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_write_reg_miic [2021-12-16 04:41:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_write_reg_miic [2021-12-16 04:41:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-16 04:41:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-16 04:41:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-16 04:41:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-16 04:41:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_control_write [2021-12-16 04:41:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_control_write [2021-12-16 04:41:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_multi [2021-12-16 04:41:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_multi [2021-12-16 04:41:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_shutdown [2021-12-16 04:41:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_shutdown [2021-12-16 04:41:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-16 04:41:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-16 04:41:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-16 04:41:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-16 04:41:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_read_reg_miic [2021-12-16 04:41:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_read_reg_miic [2021-12-16 04:41:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-16 04:41:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-16 04:41:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_read_mac_addr [2021-12-16 04:41:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_read_mac_addr [2021-12-16 04:41:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_rgmii_ctrl [2021-12-16 04:41:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_rgmii_ctrl [2021-12-16 04:41:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2021-12-16 04:41:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2021-12-16 04:41:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_down [2021-12-16 04:41:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_down [2021-12-16 04:41:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_122 [2021-12-16 04:41:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_122 [2021-12-16 04:41:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_irq [2021-12-16 04:41:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_irq [2021-12-16 04:41:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 04:41:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_mar_set [2021-12-16 04:41:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_mar_set [2021-12-16 04:41:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-16 04:41:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-16 04:41:52,411 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 04:41:52,416 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 04:41:52,736 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 04:42:01,571 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-16 04:42:01,783 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 04:42:01,797 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 04:42:01,797 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-16 04:42:01,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:42:01 BoogieIcfgContainer [2021-12-16 04:42:01,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 04:42:01,801 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 04:42:01,801 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 04:42:01,804 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 04:42:01,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 04:41:46" (1/3) ... [2021-12-16 04:42:01,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e0e2edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:42:01, skipping insertion in model container [2021-12-16 04:42:01,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:50" (2/3) ... [2021-12-16 04:42:01,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e0e2edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:42:01, skipping insertion in model container [2021-12-16 04:42:01,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:42:01" (3/3) ... [2021-12-16 04:42:01,806 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2021-12-16 04:42:01,809 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 04:42:01,810 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-16 04:42:01,852 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 04:42:01,856 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 [2021-12-16 04:42:01,857 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-16 04:42:01,910 INFO L276 IsEmpty]: Start isEmpty. Operand has 3394 states, 2344 states have (on average 1.2726109215017065) internal successors, (2983), 2386 states have internal predecessors, (2983), 878 states have call successors, (878), 172 states have call predecessors, (878), 171 states have return successors, (868), 852 states have call predecessors, (868), 868 states have call successors, (868) [2021-12-16 04:42:01,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-12-16 04:42:01,942 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:42:01,943 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:42:01,943 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:42:01,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:42:01,950 INFO L85 PathProgramCache]: Analyzing trace with hash -541006017, now seen corresponding path program 1 times [2021-12-16 04:42:01,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:42:01,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755245289] [2021-12-16 04:42:01,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:42:01,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:42:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:42:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:42:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:42:02,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:42:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:42:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:42:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:42:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:42:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:42:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:42:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:42:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:42:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:42:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:42:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:42:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:42:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:42:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:42:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:42:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:42:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:02,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:42:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:03,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:03,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-16 04:42:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:03,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-16 04:42:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:03,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-12-16 04:42:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:03,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2021-12-16 04:42:03,049 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:42:03,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755245289] [2021-12-16 04:42:03,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755245289] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:42:03,056 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:42:03,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:42:03,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297077255] [2021-12-16 04:42:03,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:42:03,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:42:03,061 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:42:03,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:42:03,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:42:03,084 INFO L87 Difference]: Start difference. First operand has 3394 states, 2344 states have (on average 1.2726109215017065) internal successors, (2983), 2386 states have internal predecessors, (2983), 878 states have call successors, (878), 172 states have call predecessors, (878), 171 states have return successors, (868), 852 states have call predecessors, (868), 868 states have call successors, (868) Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-16 04:42:09,422 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:42:12,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:42:12,251 INFO L93 Difference]: Finished difference Result 9621 states and 13792 transitions. [2021-12-16 04:42:12,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:42:12,254 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 278 [2021-12-16 04:42:12,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:42:12,311 INFO L225 Difference]: With dead ends: 9621 [2021-12-16 04:42:12,312 INFO L226 Difference]: Without dead ends: 6193 [2021-12-16 04:42:12,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:42:12,332 INFO L933 BasicCegarLoop]: 5131 mSDtfsCounter, 4589 mSDsluCounter, 6187 mSDsCounter, 0 mSdLazyCounter, 2486 mSolverCounterSat, 2054 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5176 SdHoareTripleChecker+Valid, 11318 SdHoareTripleChecker+Invalid, 4540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2054 IncrementalHoareTripleChecker+Valid, 2486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2021-12-16 04:42:12,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5176 Valid, 11318 Invalid, 4540 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2054 Valid, 2486 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2021-12-16 04:42:12,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6193 states. [2021-12-16 04:42:12,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6193 to 6068. [2021-12-16 04:42:12,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6068 states, 4220 states have (on average 1.2627962085308058) internal successors, (5329), 4295 states have internal predecessors, (5329), 1518 states have call successors, (1518), 328 states have call predecessors, (1518), 328 states have return successors, (1518), 1487 states have call predecessors, (1518), 1518 states have call successors, (1518) [2021-12-16 04:42:12,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6068 states to 6068 states and 8365 transitions. [2021-12-16 04:42:12,630 INFO L78 Accepts]: Start accepts. Automaton has 6068 states and 8365 transitions. Word has length 278 [2021-12-16 04:42:12,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:42:12,634 INFO L470 AbstractCegarLoop]: Abstraction has 6068 states and 8365 transitions. [2021-12-16 04:42:12,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-16 04:42:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 6068 states and 8365 transitions. [2021-12-16 04:42:12,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-12-16 04:42:12,642 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:42:12,642 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:42:12,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 04:42:12,643 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:42:12,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:42:12,644 INFO L85 PathProgramCache]: Analyzing trace with hash -422534720, now seen corresponding path program 1 times [2021-12-16 04:42:12,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:42:12,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648797533] [2021-12-16 04:42:12,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:42:12,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:42:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:12,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:42:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:12,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:12,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:42:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:12,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:12,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:42:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:12,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:12,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:42:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:12,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:12,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:42:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:12,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:42:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:42:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:42:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:42:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:42:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:42:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:42:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:42:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:42:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:42:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:42:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:42:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:42:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:42:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:42:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:42:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-16 04:42:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-12-16 04:42:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-16 04:42:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:13,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2021-12-16 04:42:13,282 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:42:13,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648797533] [2021-12-16 04:42:13,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648797533] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:42:13,282 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:42:13,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:42:13,282 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93757633] [2021-12-16 04:42:13,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:42:13,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:42:13,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:42:13,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:42:13,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:42:13,285 INFO L87 Difference]: Start difference. First operand 6068 states and 8365 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-16 04:42:15,043 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:42:19,199 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:42:23,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:42:23,148 INFO L93 Difference]: Finished difference Result 18002 states and 25060 transitions. [2021-12-16 04:42:23,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:42:23,149 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 279 [2021-12-16 04:42:23,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:42:23,202 INFO L225 Difference]: With dead ends: 18002 [2021-12-16 04:42:23,203 INFO L226 Difference]: Without dead ends: 11981 [2021-12-16 04:42:23,225 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:42:23,226 INFO L933 BasicCegarLoop]: 5833 mSDtfsCounter, 4782 mSDsluCounter, 6397 mSDsCounter, 0 mSdLazyCounter, 2580 mSolverCounterSat, 1868 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5413 SdHoareTripleChecker+Valid, 12230 SdHoareTripleChecker+Invalid, 4449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1868 IncrementalHoareTripleChecker+Valid, 2580 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2021-12-16 04:42:23,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5413 Valid, 12230 Invalid, 4449 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1868 Valid, 2580 Invalid, 1 Unknown, 0 Unchecked, 9.4s Time] [2021-12-16 04:42:23,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11981 states. [2021-12-16 04:42:23,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11981 to 11733. [2021-12-16 04:42:23,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11733 states, 8138 states have (on average 1.2592774637503072) internal successors, (10248), 8291 states have internal predecessors, (10248), 2939 states have call successors, (2939), 654 states have call predecessors, (2939), 654 states have return successors, (2939), 2873 states have call predecessors, (2939), 2939 states have call successors, (2939) [2021-12-16 04:42:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11733 states to 11733 states and 16126 transitions. [2021-12-16 04:42:23,618 INFO L78 Accepts]: Start accepts. Automaton has 11733 states and 16126 transitions. Word has length 279 [2021-12-16 04:42:23,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:42:23,620 INFO L470 AbstractCegarLoop]: Abstraction has 11733 states and 16126 transitions. [2021-12-16 04:42:23,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-16 04:42:23,621 INFO L276 IsEmpty]: Start isEmpty. Operand 11733 states and 16126 transitions. [2021-12-16 04:42:23,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-12-16 04:42:23,629 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:42:23,629 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:42:23,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 04:42:23,630 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:42:23,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:42:23,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1095421352, now seen corresponding path program 1 times [2021-12-16 04:42:23,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:42:23,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438608355] [2021-12-16 04:42:23,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:42:23,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:42:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:42:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:42:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:42:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:42:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:42:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:42:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:42:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:42:23,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:42:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:42:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:42:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:42:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:42:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:42:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:42:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:42:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:42:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:42:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:42:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:42:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:42:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-16 04:42:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-16 04:42:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-16 04:42:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-12-16 04:42:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1957 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1957 trivial. 0 not checked. [2021-12-16 04:42:24,246 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:42:24,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438608355] [2021-12-16 04:42:24,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438608355] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:42:24,246 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:42:24,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:42:24,246 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336588484] [2021-12-16 04:42:24,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:42:24,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:42:24,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:42:24,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:42:24,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:42:24,249 INFO L87 Difference]: Start difference. First operand 11733 states and 16126 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-16 04:42:28,776 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 [] [2021-12-16 04:42:32,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:42:32,607 INFO L93 Difference]: Finished difference Result 35000 states and 48542 transitions. [2021-12-16 04:42:32,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:42:32,609 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 306 [2021-12-16 04:42:32,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:42:32,698 INFO L225 Difference]: With dead ends: 35000 [2021-12-16 04:42:32,699 INFO L226 Difference]: Without dead ends: 23314 [2021-12-16 04:42:32,736 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:42:32,739 INFO L933 BasicCegarLoop]: 6204 mSDtfsCounter, 4943 mSDsluCounter, 6726 mSDsCounter, 0 mSdLazyCounter, 2516 mSolverCounterSat, 1792 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5593 SdHoareTripleChecker+Valid, 12930 SdHoareTripleChecker+Invalid, 4309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1792 IncrementalHoareTripleChecker+Valid, 2516 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-12-16 04:42:32,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5593 Valid, 12930 Invalid, 4309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1792 Valid, 2516 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2021-12-16 04:42:32,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23314 states. [2021-12-16 04:42:33,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23314 to 22844. [2021-12-16 04:42:33,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22844 states, 15888 states have (on average 1.258119335347432) internal successors, (19989), 16182 states have internal predecessors, (19989), 5682 states have call successors, (5682), 1272 states have call predecessors, (5682), 1272 states have return successors, (5682), 5557 states have call predecessors, (5682), 5682 states have call successors, (5682) [2021-12-16 04:42:33,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22844 states to 22844 states and 31353 transitions. [2021-12-16 04:42:33,579 INFO L78 Accepts]: Start accepts. Automaton has 22844 states and 31353 transitions. Word has length 306 [2021-12-16 04:42:33,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:42:33,581 INFO L470 AbstractCegarLoop]: Abstraction has 22844 states and 31353 transitions. [2021-12-16 04:42:33,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-16 04:42:33,581 INFO L276 IsEmpty]: Start isEmpty. Operand 22844 states and 31353 transitions. [2021-12-16 04:42:33,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-12-16 04:42:33,590 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:42:33,590 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:42:33,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 04:42:33,590 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:42:33,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:42:33,591 INFO L85 PathProgramCache]: Analyzing trace with hash 963898604, now seen corresponding path program 1 times [2021-12-16 04:42:33,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:42:33,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990085851] [2021-12-16 04:42:33,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:42:33,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:42:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:42:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:42:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:42:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:42:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:42:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:42:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:42:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:42:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:42:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:42:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:42:33,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:42:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:42:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:33,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:42:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:42:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:42:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:42:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:42:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:42:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:42:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:42:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-16 04:42:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-16 04:42:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-16 04:42:34,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-12-16 04:42:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-16 04:42:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-12-16 04:42:34,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:34,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2021-12-16 04:42:34,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:42:34,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990085851] [2021-12-16 04:42:34,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990085851] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:42:34,122 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:42:34,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:42:34,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213898427] [2021-12-16 04:42:34,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:42:34,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:42:34,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:42:34,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:42:34,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:42:34,124 INFO L87 Difference]: Start difference. First operand 22844 states and 31353 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2021-12-16 04:42:40,782 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 [] [2021-12-16 04:42:42,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:42:42,258 INFO L93 Difference]: Finished difference Result 63054 states and 87366 transitions. [2021-12-16 04:42:42,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:42:42,258 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 305 [2021-12-16 04:42:42,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted.