./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-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 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-broadcom-bnx2.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 685a5495a615388cc9b013e733459d717ac35dd65edbd21694d2de3571df9ab1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 06:33:11,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 06:33:11,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 06:33:11,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 06:33:11,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 06:33:11,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 06:33:11,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 06:33:11,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 06:33:11,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 06:33:11,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 06:33:11,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 06:33:11,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 06:33:11,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 06:33:11,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 06:33:11,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 06:33:11,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 06:33:11,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 06:33:11,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 06:33:11,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 06:33:11,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 06:33:11,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 06:33:11,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 06:33:11,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 06:33:11,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 06:33:11,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 06:33:11,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 06:33:11,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 06:33:11,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 06:33:11,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 06:33:11,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 06:33:11,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 06:33:11,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 06:33:11,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 06:33:11,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 06:33:11,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 06:33:11,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 06:33:11,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 06:33:11,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 06:33:11,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 06:33:11,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 06:33:11,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 06:33:11,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 06:33:11,944 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 06:33:11,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 06:33:11,944 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 06:33:11,945 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 06:33:11,945 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 06:33:11,946 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 06:33:11,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 06:33:11,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 06:33:11,946 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 06:33:11,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 06:33:11,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 06:33:11,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 06:33:11,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 06:33:11,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 06:33:11,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 06:33:11,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 06:33:11,948 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 06:33:11,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 06:33:11,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 06:33:11,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 06:33:11,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 06:33:11,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 06:33:11,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 06:33:11,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 06:33:11,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 06:33:11,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 06:33:11,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 06:33:11,950 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 06:33:11,950 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 06:33:11,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 06:33:11,950 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 06:33:11,951 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 685a5495a615388cc9b013e733459d717ac35dd65edbd21694d2de3571df9ab1 [2021-11-17 06:33:12,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 06:33:12,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 06:33:12,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 06:33:12,170 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 06:33:12,171 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 06:33:12,172 INFO L432 ainManager$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-broadcom-bnx2.cil.i [2021-11-17 06:33:12,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9944a34f8/127e4a32ebbf449ca91b3edf44f40781/FLAGf83b37cf2 [2021-11-17 06:33:12,987 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 06:33:12,988 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-broadcom-bnx2.cil.i [2021-11-17 06:33:13,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9944a34f8/127e4a32ebbf449ca91b3edf44f40781/FLAGf83b37cf2 [2021-11-17 06:33:13,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9944a34f8/127e4a32ebbf449ca91b3edf44f40781 [2021-11-17 06:33:13,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 06:33:13,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 06:33:13,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 06:33:13,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 06:33:13,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 06:33:13,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 06:33:13" (1/1) ... [2021-11-17 06:33:13,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f436cf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:13, skipping insertion in model container [2021-11-17 06:33:13,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 06:33:13" (1/1) ... [2021-11-17 06:33:13,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 06:33:13,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 06:33:20,913 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-broadcom-bnx2.cil.i[705498,705511] [2021-11-17 06:33:20,918 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-broadcom-bnx2.cil.i[705643,705656] [2021-11-17 06:33:20,965 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 06:33:21,026 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 06:33:21,473 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-broadcom-bnx2.cil.i[705498,705511] [2021-11-17 06:33:21,473 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-broadcom-bnx2.cil.i[705643,705656] [2021-11-17 06:33:21,507 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 06:33:21,725 INFO L208 MainTranslator]: Completed translation [2021-11-17 06:33:21,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21 WrapperNode [2021-11-17 06:33:21,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 06:33:21,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 06:33:21,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 06:33:21,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 06:33:21,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (1/1) ... [2021-11-17 06:33:21,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (1/1) ... [2021-11-17 06:33:22,242 INFO L137 Inliner]: procedures = 848, calls = 8804, calls flagged for inlining = 413, calls inlined = 359, statements flattened = 16844 [2021-11-17 06:33:22,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 06:33:22,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 06:33:22,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 06:33:22,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 06:33:22,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (1/1) ... [2021-11-17 06:33:22,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (1/1) ... [2021-11-17 06:33:22,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (1/1) ... [2021-11-17 06:33:22,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (1/1) ... [2021-11-17 06:33:22,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (1/1) ... [2021-11-17 06:33:22,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (1/1) ... [2021-11-17 06:33:23,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (1/1) ... [2021-11-17 06:33:23,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 06:33:23,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 06:33:23,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 06:33:23,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 06:33:23,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (1/1) ... [2021-11-17 06:33:23,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 06:33:23,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 06:33:23,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-17 06:33:23,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-17 06:33:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2021-11-17 06:33:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2021-11-17 06:33:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_126 [2021-11-17 06:33:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_126 [2021-11-17 06:33:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-17 06:33:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-17 06:33:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-17 06:33:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-17 06:33:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2021-11-17 06:33:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2021-11-17 06:33:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2021-11-17 06:33:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2021-11-17 06:33:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2021-11-17 06:33:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2021-11-17 06:33:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2021-11-17 06:33:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2021-11-17 06:33:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-17 06:33:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-17 06:33:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-17 06:33:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-17 06:33:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2021-11-17 06:33:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2021-11-17 06:33:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-11-17 06:33:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-11-17 06:33:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-17 06:33:23,269 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-17 06:33:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2021-11-17 06:33:23,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2021-11-17 06:33:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2021-11-17 06:33:23,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2021-11-17 06:33:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-17 06:33:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-17 06:33:23,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-17 06:33:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-17 06:33:23,270 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-17 06:33:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2021-11-17 06:33:23,270 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2021-11-17 06:33:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2021-11-17 06:33:23,271 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2021-11-17 06:33:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-17 06:33:23,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-17 06:33:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-17 06:33:23,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-17 06:33:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-17 06:33:23,271 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-17 06:33:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-17 06:33:23,272 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-17 06:33:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-17 06:33:23,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-17 06:33:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-17 06:33:23,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-17 06:33:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2021-11-17 06:33:23,273 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2021-11-17 06:33:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-17 06:33:23,273 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-17 06:33:23,274 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2021-11-17 06:33:23,274 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2021-11-17 06:33:23,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-17 06:33:23,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-17 06:33:23,274 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2021-11-17 06:33:23,274 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2021-11-17 06:33:23,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 06:33:23,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2021-11-17 06:33:23,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2021-11-17 06:33:23,275 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2021-11-17 06:33:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2021-11-17 06:33:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2021-11-17 06:33:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2021-11-17 06:33:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-17 06:33:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-17 06:33:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-17 06:33:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-17 06:33:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-17 06:33:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-17 06:33:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-17 06:33:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-17 06:33:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2021-11-17 06:33:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2021-11-17 06:33:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2021-11-17 06:33:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2021-11-17 06:33:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2021-11-17 06:33:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2021-11-17 06:33:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-17 06:33:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-17 06:33:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-11-17 06:33:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-11-17 06:33:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2021-11-17 06:33:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2021-11-17 06:33:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2021-11-17 06:33:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2021-11-17 06:33:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2021-11-17 06:33:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2021-11-17 06:33:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2021-11-17 06:33:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2021-11-17 06:33:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 06:33:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-17 06:33:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-17 06:33:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-17 06:33:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-17 06:33:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-17 06:33:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-17 06:33:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-17 06:33:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-17 06:33:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-17 06:33:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-17 06:33:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 06:33:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2021-11-17 06:33:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2021-11-17 06:33:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-17 06:33:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-17 06:33:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-17 06:33:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-17 06:33:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 06:33:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-17 06:33:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-17 06:33:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 06:33:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2021-11-17 06:33:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2021-11-17 06:33:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-17 06:33:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-17 06:33:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2021-11-17 06:33:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2021-11-17 06:33:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-17 06:33:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-17 06:33:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-17 06:33:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-17 06:33:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-11-17 06:33:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2021-11-17 06:33:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-17 06:33:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-17 06:33:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-11-17 06:33:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2021-11-17 06:33:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-17 06:33:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-17 06:33:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2021-11-17 06:33:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2021-11-17 06:33:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 06:33:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-17 06:33:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-17 06:33:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-17 06:33:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2021-11-17 06:33:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-17 06:33:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-17 06:33:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-17 06:33:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2021-11-17 06:33:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2021-11-17 06:33:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2021-11-17 06:33:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_110 [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_110 [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2021-11-17 06:33:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2021-11-17 06:33:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2021-11-17 06:33:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2021-11-17 06:33:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2021-11-17 06:33:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-17 06:33:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-17 06:33:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-17 06:33:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2021-11-17 06:33:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2021-11-17 06:33:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2021-11-17 06:33:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2021-11-17 06:33:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-17 06:33:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_104 [2021-11-17 06:33:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_104 [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-17 06:33:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-17 06:33:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-11-17 06:33:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-17 06:33:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2021-11-17 06:33:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-17 06:33:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2021-11-17 06:33:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2021-11-17 06:33:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 06:33:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 06:33:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2021-11-17 06:33:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2021-11-17 06:33:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-17 06:33:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2021-11-17 06:33:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-17 06:33:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2021-11-17 06:33:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2021-11-17 06:33:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-17 06:33:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2021-11-17 06:33:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_125 [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_125 [2021-11-17 06:33:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-17 06:33:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-17 06:33:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2021-11-17 06:33:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-17 06:33:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2021-11-17 06:33:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-17 06:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-17 06:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2021-11-17 06:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2021-11-17 06:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-17 06:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2021-11-17 06:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2021-11-17 06:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-17 06:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2021-11-17 06:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-11-17 06:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2021-11-17 06:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-17 06:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-17 06:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-17 06:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-17 06:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2021-11-17 06:33:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2021-11-17 06:33:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2021-11-17 06:33:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2021-11-17 06:33:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 06:33:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 06:33:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-17 06:33:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-17 06:33:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2021-11-17 06:33:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2021-11-17 06:33:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-17 06:33:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-17 06:33:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-17 06:33:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-17 06:33:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-11-17 06:33:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-11-17 06:33:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2021-11-17 06:33:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2021-11-17 06:33:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-17 06:33:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-17 06:33:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-17 06:33:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-17 06:33:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-11-17 06:33:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-11-17 06:33:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-17 06:33:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-17 06:33:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-17 06:33:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-17 06:33:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2021-11-17 06:33:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2021-11-17 06:33:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2021-11-17 06:33:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2021-11-17 06:33:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-17 06:33:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-17 06:33:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-17 06:33:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-17 06:33:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-17 06:33:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-17 06:33:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2021-11-17 06:33:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2021-11-17 06:33:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 06:33:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 06:33:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 06:33:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2021-11-17 06:33:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2021-11-17 06:33:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-17 06:33:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-17 06:33:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-17 06:33:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-17 06:33:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2021-11-17 06:33:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2021-11-17 06:33:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-17 06:33:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-17 06:33:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2021-11-17 06:33:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2021-11-17 06:33:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2021-11-17 06:33:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2021-11-17 06:33:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2021-11-17 06:33:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2021-11-17 06:33:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-17 06:33:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-17 06:33:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2021-11-17 06:33:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2021-11-17 06:33:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-17 06:33:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-17 06:33:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2021-11-17 06:33:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2021-11-17 06:33:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2021-11-17 06:33:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2021-11-17 06:33:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-17 06:33:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-17 06:33:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2021-11-17 06:33:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2021-11-17 06:33:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-17 06:33:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-17 06:33:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2021-11-17 06:33:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2021-11-17 06:33:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2021-11-17 06:33:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2021-11-17 06:33:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2021-11-17 06:33:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2021-11-17 06:33:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-17 06:33:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-17 06:33:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 06:33:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2021-11-17 06:33:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2021-11-17 06:33:23,343 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-11-17 06:33:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-11-17 06:33:23,343 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-17 06:33:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-17 06:33:23,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-17 06:33:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-17 06:33:23,343 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2021-11-17 06:33:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2021-11-17 06:33:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2021-11-17 06:33:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2021-11-17 06:33:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2021-11-17 06:33:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2021-11-17 06:33:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-17 06:33:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-17 06:33:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2021-11-17 06:33:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2021-11-17 06:33:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-17 06:33:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-17 06:33:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-17 06:33:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-17 06:33:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2021-11-17 06:33:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2021-11-17 06:33:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2021-11-17 06:33:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2021-11-17 06:33:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2021-11-17 06:33:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2021-11-17 06:33:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2021-11-17 06:33:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2021-11-17 06:33:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2021-11-17 06:33:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2021-11-17 06:33:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-17 06:33:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-17 06:33:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-17 06:33:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-17 06:33:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-17 06:33:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-17 06:33:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2021-11-17 06:33:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2021-11-17 06:33:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2021-11-17 06:33:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2021-11-17 06:33:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 06:33:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 06:33:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2021-11-17 06:33:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2021-11-17 06:33:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2021-11-17 06:33:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2021-11-17 06:33:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2021-11-17 06:33:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2021-11-17 06:33:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_111 [2021-11-17 06:33:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_111 [2021-11-17 06:33:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-17 06:33:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-17 06:33:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2021-11-17 06:33:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2021-11-17 06:33:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-17 06:33:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-17 06:33:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_105 [2021-11-17 06:33:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_105 [2021-11-17 06:33:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-17 06:33:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-17 06:33:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-17 06:33:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-17 06:33:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2021-11-17 06:33:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2021-11-17 06:33:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2021-11-17 06:33:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2021-11-17 06:33:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-17 06:33:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-17 06:33:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-17 06:33:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-17 06:33:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-17 06:33:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-17 06:33:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-17 06:33:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-17 06:33:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 06:33:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 06:33:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-17 06:33:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-17 06:33:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 06:33:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2021-11-17 06:33:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2021-11-17 06:33:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2021-11-17 06:33:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2021-11-17 06:33:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-17 06:33:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-17 06:33:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2021-11-17 06:33:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2021-11-17 06:33:24,541 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 06:33:24,546 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 06:33:24,817 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 06:35:32,931 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-17 06:35:33,054 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 06:35:33,075 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 06:35:33,075 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-17 06:35:33,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 06:35:33 BoogieIcfgContainer [2021-11-17 06:35:33,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 06:35:33,082 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 06:35:33,082 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 06:35:33,084 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 06:35:33,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 06:33:13" (1/3) ... [2021-11-17 06:35:33,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e8dedcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 06:35:33, skipping insertion in model container [2021-11-17 06:35:33,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:33:21" (2/3) ... [2021-11-17 06:35:33,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e8dedcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 06:35:33, skipping insertion in model container [2021-11-17 06:35:33,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 06:35:33" (3/3) ... [2021-11-17 06:35:33,087 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-17 06:35:33,090 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 06:35:33,090 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-17 06:35:33,139 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 06:35:33,143 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-17 06:35:33,144 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-17 06:35:33,229 INFO L276 IsEmpty]: Start isEmpty. Operand has 6105 states, 4219 states have (on average 1.3183218772220906) internal successors, (5562), 4292 states have internal predecessors, (5562), 1624 states have call successors, (1624), 261 states have call predecessors, (1624), 260 states have return successors, (1615), 1605 states have call predecessors, (1615), 1615 states have call successors, (1615) [2021-11-17 06:35:33,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2021-11-17 06:35:33,268 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:35:33,269 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 28, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:35:33,270 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:35:33,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:35:33,276 INFO L85 PathProgramCache]: Analyzing trace with hash -290484212, now seen corresponding path program 1 times [2021-11-17 06:35:33,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:35:33,284 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791779407] [2021-11-17 06:35:33,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:35:33,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:35:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:35:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:35:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:35:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:35:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:35:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:35:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:35:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:35:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:35:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:35:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:35:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:35:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:35:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:35:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:35:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:35:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:35:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:35:34,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:35:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:35:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:35:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:35:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:35:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:35:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:35:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:35:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:35:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 06:35:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-11-17 06:35:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-11-17 06:35:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-11-17 06:35:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:35:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-11-17 06:35:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-11-17 06:35:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-11-17 06:35:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:35:34,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3573 trivial. 0 not checked. [2021-11-17 06:35:34,946 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:35:34,946 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791779407] [2021-11-17 06:35:34,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791779407] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:35:34,947 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:35:34,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 06:35:34,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047097868] [2021-11-17 06:35:34,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:35:34,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 06:35:34,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:35:34,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 06:35:34,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 06:35:34,980 INFO L87 Difference]: Start difference. First operand has 6105 states, 4219 states have (on average 1.3183218772220906) internal successors, (5562), 4292 states have internal predecessors, (5562), 1624 states have call successors, (1624), 261 states have call predecessors, (1624), 260 states have return successors, (1615), 1605 states have call predecessors, (1615), 1615 states have call successors, (1615) Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-11-17 06:35:37,119 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:35:39,188 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:35:42,636 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:36:10,601 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:36:12,952 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:36:23,614 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:36:25,960 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:36:35,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:36:35,578 INFO L93 Difference]: Finished difference Result 19078 states and 28140 transitions. [2021-11-17 06:36:35,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 06:36:35,582 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 377 [2021-11-17 06:36:35,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:36:35,672 INFO L225 Difference]: With dead ends: 19078 [2021-11-17 06:36:35,672 INFO L226 Difference]: Without dead ends: 12956 [2021-11-17 06:36:35,716 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:36:35,718 INFO L933 BasicCegarLoop]: 9350 mSDtfsCounter, 11992 mSDsluCounter, 9850 mSDsCounter, 0 mSdLazyCounter, 6168 mSolverCounterSat, 5551 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13507 SdHoareTripleChecker+Valid, 19200 SdHoareTripleChecker+Invalid, 11726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5551 IncrementalHoareTripleChecker+Valid, 6168 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.9s IncrementalHoareTripleChecker+Time [2021-11-17 06:36:35,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13507 Valid, 19200 Invalid, 11726 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5551 Valid, 6168 Invalid, 7 Unknown, 0 Unchecked, 58.9s Time] [2021-11-17 06:36:35,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12956 states. [2021-11-17 06:36:36,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12956 to 11758. [2021-11-17 06:36:36,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11758 states, 8172 states have (on average 1.313264806656877) internal successors, (10732), 8316 states have internal predecessors, (10732), 3073 states have call successors, (3073), 512 states have call predecessors, (3073), 511 states have return successors, (3073), 3051 states have call predecessors, (3073), 3073 states have call successors, (3073) [2021-11-17 06:36:36,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11758 states to 11758 states and 16878 transitions. [2021-11-17 06:36:36,338 INFO L78 Accepts]: Start accepts. Automaton has 11758 states and 16878 transitions. Word has length 377 [2021-11-17 06:36:36,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:36:36,342 INFO L470 AbstractCegarLoop]: Abstraction has 11758 states and 16878 transitions. [2021-11-17 06:36:36,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-11-17 06:36:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 11758 states and 16878 transitions. [2021-11-17 06:36:36,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2021-11-17 06:36:36,361 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:36:36,361 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:36:36,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 06:36:36,362 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:36:36,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:36:36,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1528155647, now seen corresponding path program 1 times [2021-11-17 06:36:36,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:36:36,363 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062434398] [2021-11-17 06:36:36,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:36:36,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:36:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:36:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:36:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:36:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:36:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:36:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:36:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:36:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:36,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:36:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:36:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:36:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:36:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:36:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:36:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:36:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:36:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:36:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:36:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:36:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:36:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:36:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:36:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:36:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:36:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:36:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:36:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:36:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:36:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 06:36:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-11-17 06:36:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:36:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:36:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 06:36:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-11-17 06:36:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-17 06:36:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:36:37,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3244 trivial. 0 not checked. [2021-11-17 06:36:37,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:36:37,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062434398] [2021-11-17 06:36:37,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062434398] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:36:37,406 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:36:37,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 06:36:37,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969423746] [2021-11-17 06:36:37,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:36:37,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 06:36:37,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:36:37,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 06:36:37,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 06:36:37,410 INFO L87 Difference]: Start difference. First operand 11758 states and 16878 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-11-17 06:36:39,519 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:36:41,588 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:36:44,957 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:37:20,876 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:37:23,332 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:37:33,873 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:37:36,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:37:36,621 INFO L93 Difference]: Finished difference Result 35308 states and 51192 transitions. [2021-11-17 06:37:36,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 06:37:36,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 387 [2021-11-17 06:37:36,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:37:36,787 INFO L225 Difference]: With dead ends: 35308 [2021-11-17 06:37:36,787 INFO L226 Difference]: Without dead ends: 23609 [2021-11-17 06:37:36,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:37:36,854 INFO L933 BasicCegarLoop]: 9123 mSDtfsCounter, 10643 mSDsluCounter, 9789 mSDsCounter, 0 mSdLazyCounter, 5914 mSolverCounterSat, 5074 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11952 SdHoareTripleChecker+Valid, 18912 SdHoareTripleChecker+Invalid, 10994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5074 IncrementalHoareTripleChecker+Valid, 5914 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.6s IncrementalHoareTripleChecker+Time [2021-11-17 06:37:36,854 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11952 Valid, 18912 Invalid, 10994 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5074 Valid, 5914 Invalid, 6 Unknown, 0 Unchecked, 57.6s Time] [2021-11-17 06:37:36,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23609 states. [2021-11-17 06:37:37,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23609 to 22446. [2021-11-17 06:37:37,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22446 states, 15508 states have (on average 1.3104849110136703) internal successors, (20323), 15810 states have internal predecessors, (20323), 5868 states have call successors, (5868), 995 states have call predecessors, (5868), 1068 states have return successors, (6325), 5888 states have call predecessors, (6325), 5868 states have call successors, (6325) [2021-11-17 06:37:37,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22446 states to 22446 states and 32516 transitions. [2021-11-17 06:37:37,741 INFO L78 Accepts]: Start accepts. Automaton has 22446 states and 32516 transitions. Word has length 387 [2021-11-17 06:37:37,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:37:37,743 INFO L470 AbstractCegarLoop]: Abstraction has 22446 states and 32516 transitions. [2021-11-17 06:37:37,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-11-17 06:37:37,743 INFO L276 IsEmpty]: Start isEmpty. Operand 22446 states and 32516 transitions. [2021-11-17 06:37:37,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-11-17 06:37:37,757 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:37:37,758 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 28, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:37:37,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 06:37:37,759 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:37:37,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:37:37,759 INFO L85 PathProgramCache]: Analyzing trace with hash -393956827, now seen corresponding path program 1 times [2021-11-17 06:37:37,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:37:37,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725925742] [2021-11-17 06:37:37,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:37:37,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:37:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:37:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:37:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:37:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:37:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:37:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:37:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:37:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:37:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:37:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:37:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:37:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:37:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:37:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:37:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:37:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:37:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:37:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:37:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:37:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:37:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:37:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:37:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:37:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:37:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:37:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:37:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:37:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 06:37:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-11-17 06:37:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-17 06:37:38,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-17 06:37:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-11-17 06:37:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:37:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:37:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-11-17 06:37:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-11-17 06:37:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2021-11-17 06:37:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:37:38,849 INFO L134 CoverageAnalysis]: Checked inductivity of 3573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3573 trivial. 0 not checked. [2021-11-17 06:37:38,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:37:38,849 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725925742] [2021-11-17 06:37:38,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725925742] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:37:38,850 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:37:38,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 06:37:38,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855019481] [2021-11-17 06:37:38,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:37:38,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 06:37:38,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:37:38,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 06:37:38,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 06:37:38,852 INFO L87 Difference]: Start difference. First operand 22446 states and 32516 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2021-11-17 06:37:40,960 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:37:46,203 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:38:28,712 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:38:31,056 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:38:38,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:38:38,320 INFO L93 Difference]: Finished difference Result 68304 states and 99173 transitions. [2021-11-17 06:38:38,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 06:38:38,321 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 404 [2021-11-17 06:38:38,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:38:38,640 INFO L225 Difference]: With dead ends: 68304 [2021-11-17 06:38:38,640 INFO L226 Difference]: Without dead ends: 45917 [2021-11-17 06:38:38,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:38:38,817 INFO L933 BasicCegarLoop]: 12687 mSDtfsCounter, 10177 mSDsluCounter, 10960 mSDsCounter, 0 mSdLazyCounter, 6297 mSolverCounterSat, 4699 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11669 SdHoareTripleChecker+Valid, 23647 SdHoareTripleChecker+Invalid, 11000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4699 IncrementalHoareTripleChecker+Valid, 6297 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.4s IncrementalHoareTripleChecker+Time [2021-11-17 06:38:38,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11669 Valid, 23647 Invalid, 11000 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4699 Valid, 6297 Invalid, 4 Unknown, 0 Unchecked, 57.4s Time] [2021-11-17 06:38:38,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45917 states. [2021-11-17 06:38:40,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45917 to 43477. [2021-11-17 06:38:40,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43477 states, 30056 states have (on average 1.310087836039393) internal successors, (39376), 30631 states have internal predecessors, (39376), 11325 states have call successors, (11325), 1965 states have call predecessors, (11325), 2094 states have return successors, (12063), 11364 states have call predecessors, (12063), 11325 states have call successors, (12063) [2021-11-17 06:38:40,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43477 states to 43477 states and 62764 transitions. [2021-11-17 06:38:40,869 INFO L78 Accepts]: Start accepts. Automaton has 43477 states and 62764 transitions. Word has length 404 [2021-11-17 06:38:40,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:38:40,869 INFO L470 AbstractCegarLoop]: Abstraction has 43477 states and 62764 transitions. [2021-11-17 06:38:40,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2021-11-17 06:38:40,870 INFO L276 IsEmpty]: Start isEmpty. Operand 43477 states and 62764 transitions. [2021-11-17 06:38:40,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2021-11-17 06:38:40,891 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:38:40,892 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 28, 28, 28, 28, 28, 28, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:38:40,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 06:38:40,892 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:38:40,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:38:40,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1007707450, now seen corresponding path program 1 times [2021-11-17 06:38:40,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:38:40,893 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3986920] [2021-11-17 06:38:40,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:38:40,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:38:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:38:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:38:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:38:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:38:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:38:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:38:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:38:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:38:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:38:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:38:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:38:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:38:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:38:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:38:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:38:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:38:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:38:41,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:38:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:38:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:38:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:38:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:38:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:38:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:38:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:38:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:38:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:38:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 06:38:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-11-17 06:38:41,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2021-11-17 06:38:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-11-17 06:38:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:38:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-11-17 06:38:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2021-11-17 06:38:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-17 06:38:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:38:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-11-17 06:38:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-11-17 06:38:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:41,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-11-17 06:38:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:38:42,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3670 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3663 trivial. 0 not checked. [2021-11-17 06:38:42,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:38:42,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3986920] [2021-11-17 06:38:42,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3986920] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:38:42,006 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:38:42,006 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 06:38:42,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801641685] [2021-11-17 06:38:42,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:38:42,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 06:38:42,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:38:42,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 06:38:42,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 06:38:42,007 INFO L87 Difference]: Start difference. First operand 43477 states and 62764 transitions. Second operand has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2021-11-17 06:38:44,128 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:38:46,193 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:38:51,483 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:39:32,689 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:39:34,958 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:39:37,316 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:39:40,360 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:39:42,691 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:39:44,800 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:39:51,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:39:51,471 INFO L93 Difference]: Finished difference Result 130287 states and 188762 transitions. [2021-11-17 06:39:51,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 06:39:51,472 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 429 [2021-11-17 06:39:51,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:39:52,074 INFO L225 Difference]: With dead ends: 130287 [2021-11-17 06:39:52,074 INFO L226 Difference]: Without dead ends: 86869 [2021-11-17 06:39:52,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:39:52,269 INFO L933 BasicCegarLoop]: 13970 mSDtfsCounter, 10031 mSDsluCounter, 11675 mSDsCounter, 0 mSdLazyCounter, 6274 mSolverCounterSat, 4360 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11550 SdHoareTripleChecker+Valid, 25645 SdHoareTripleChecker+Invalid, 10643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4360 IncrementalHoareTripleChecker+Valid, 6274 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 66.2s IncrementalHoareTripleChecker+Time [2021-11-17 06:39:52,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11550 Valid, 25645 Invalid, 10643 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4360 Valid, 6274 Invalid, 9 Unknown, 0 Unchecked, 66.2s Time] [2021-11-17 06:39:52,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86869 states. [2021-11-17 06:39:54,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86869 to 82151. [2021-11-17 06:39:54,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82151 states, 56869 states have (on average 1.3103624118588335) internal successors, (74519), 57966 states have internal predecessors, (74519), 21320 states have call successors, (21320), 3732 states have call predecessors, (21320), 3960 states have return successors, (22659), 21368 states have call predecessors, (22659), 21320 states have call successors, (22659) [2021-11-17 06:39:55,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82151 states to 82151 states and 118498 transitions. [2021-11-17 06:39:55,755 INFO L78 Accepts]: Start accepts. Automaton has 82151 states and 118498 transitions. Word has length 429 [2021-11-17 06:39:55,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:39:55,756 INFO L470 AbstractCegarLoop]: Abstraction has 82151 states and 118498 transitions. [2021-11-17 06:39:55,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2021-11-17 06:39:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 82151 states and 118498 transitions. [2021-11-17 06:39:55,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2021-11-17 06:39:55,791 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:39:55,791 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 28, 28, 28, 28, 28, 28, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:39:55,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 06:39:55,792 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:39:55,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:39:55,792 INFO L85 PathProgramCache]: Analyzing trace with hash 650239132, now seen corresponding path program 1 times [2021-11-17 06:39:55,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:39:55,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426413818] [2021-11-17 06:39:55,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:39:55,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:39:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:39:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:39:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:39:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:39:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:39:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:39:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:39:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:39:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:39:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:39:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:39:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:39:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:39:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:39:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:39:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:39:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:39:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:39:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:39:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:39:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:39:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:39:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:39:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:39:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:39:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:39:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:39:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 06:39:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-11-17 06:39:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-11-17 06:39:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-11-17 06:39:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2021-11-17 06:39:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-17 06:39:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-11-17 06:39:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:39:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-11-17 06:39:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2021-11-17 06:39:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-11-17 06:39:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:39:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2021-11-17 06:39:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-17 06:39:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-11-17 06:39:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:39:56,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3895 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3892 trivial. 0 not checked. [2021-11-17 06:39:56,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:39:56,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426413818] [2021-11-17 06:39:56,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426413818] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:39:56,905 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:39:56,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 06:39:56,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173645652] [2021-11-17 06:39:56,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:39:56,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 06:39:56,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:39:56,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 06:39:56,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 06:39:56,907 INFO L87 Difference]: Start difference. First operand 82151 states and 118498 transitions. Second operand has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-11-17 06:39:59,918 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:40:04,669 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:40:46,127 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:40:48,445 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:40:53,009 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:40:55,370 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:40:57,536 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:41:04,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:41:04,774 INFO L93 Difference]: Finished difference Result 209373 states and 303067 transitions. [2021-11-17 06:41:04,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 06:41:04,776 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 441 [2021-11-17 06:41:04,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:41:05,715 INFO L225 Difference]: With dead ends: 209373 [2021-11-17 06:41:05,715 INFO L226 Difference]: Without dead ends: 127281 [2021-11-17 06:41:06,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:41:06,060 INFO L933 BasicCegarLoop]: 15912 mSDtfsCounter, 9452 mSDsluCounter, 12767 mSDsCounter, 0 mSdLazyCounter, 6342 mSolverCounterSat, 3862 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10928 SdHoareTripleChecker+Valid, 28679 SdHoareTripleChecker+Invalid, 10211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 6342 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.4s IncrementalHoareTripleChecker+Time [2021-11-17 06:41:06,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10928 Valid, 28679 Invalid, 10211 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3862 Valid, 6342 Invalid, 7 Unknown, 0 Unchecked, 63.4s Time] [2021-11-17 06:41:06,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127281 states. [2021-11-17 06:41:09,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127281 to 120334. [2021-11-17 06:41:09,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120334 states, 83385 states have (on average 1.310523475445224) internal successors, (109278), 84998 states have internal predecessors, (109278), 31139 states have call successors, (31139), 5481 states have call predecessors, (31139), 5808 states have return successors, (33038), 31198 states have call predecessors, (33038), 31139 states have call successors, (33038) [2021-11-17 06:41:11,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120334 states to 120334 states and 173455 transitions. [2021-11-17 06:41:11,298 INFO L78 Accepts]: Start accepts. Automaton has 120334 states and 173455 transitions. Word has length 441 [2021-11-17 06:41:11,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:41:11,299 INFO L470 AbstractCegarLoop]: Abstraction has 120334 states and 173455 transitions. [2021-11-17 06:41:11,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-11-17 06:41:11,299 INFO L276 IsEmpty]: Start isEmpty. Operand 120334 states and 173455 transitions. [2021-11-17 06:41:11,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-17 06:41:11,326 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:41:11,327 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 28, 28, 28, 28, 28, 28, 3, 3, 3, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:41:11,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 06:41:11,328 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:41:11,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:41:11,328 INFO L85 PathProgramCache]: Analyzing trace with hash -402666985, now seen corresponding path program 1 times [2021-11-17 06:41:11,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:41:11,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385840936] [2021-11-17 06:41:11,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:41:11,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:41:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:41:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:41:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:41:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:41:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:41:11,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:41:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:41:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:41:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:41:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:41:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:41:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:11,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:41:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:41:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:41:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:41:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:41:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:41:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:41:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:41:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:41:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:41:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:41:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:41:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:41:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:41:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:41:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:41:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 06:41:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2021-11-17 06:41:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:41:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-11-17 06:41:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-17 06:41:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-11-17 06:41:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2021-11-17 06:41:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2021-11-17 06:41:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-11-17 06:41:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2021-11-17 06:41:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:41:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-11-17 06:41:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:41:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2021-11-17 06:41:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:41:12,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3773 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3767 trivial. 0 not checked. [2021-11-17 06:41:12,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:41:12,292 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385840936] [2021-11-17 06:41:12,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385840936] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:41:12,293 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:41:12,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 06:41:12,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701275357] [2021-11-17 06:41:12,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:41:12,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 06:41:12,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:41:12,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 06:41:12,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 06:41:12,294 INFO L87 Difference]: Start difference. First operand 120334 states and 173455 transitions. Second operand has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2021-11-17 06:41:14,400 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:41:16,463 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:41:21,984 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:41:55,142 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:41:57,460 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:42:00,435 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:42:05,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:42:05,544 INFO L93 Difference]: Finished difference Result 248687 states and 359334 transitions. [2021-11-17 06:42:05,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 06:42:05,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 449 [2021-11-17 06:42:05,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:42:06,501 INFO L225 Difference]: With dead ends: 248687 [2021-11-17 06:42:06,502 INFO L226 Difference]: Without dead ends: 128412 [2021-11-17 06:42:07,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:42:07,054 INFO L933 BasicCegarLoop]: 8608 mSDtfsCounter, 3705 mSDsluCounter, 9842 mSDsCounter, 0 mSdLazyCounter, 4571 mSolverCounterSat, 2229 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4420 SdHoareTripleChecker+Valid, 18450 SdHoareTripleChecker+Invalid, 6806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2229 IncrementalHoareTripleChecker+Valid, 4571 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.1s IncrementalHoareTripleChecker+Time [2021-11-17 06:42:07,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4420 Valid, 18450 Invalid, 6806 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2229 Valid, 4571 Invalid, 6 Unknown, 0 Unchecked, 48.1s Time] [2021-11-17 06:42:07,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128412 states. [2021-11-17 06:42:10,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128412 to 121478. [2021-11-17 06:42:10,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121478 states, 84196 states have (on average 1.309860325906219) internal successors, (110285), 85818 states have internal predecessors, (110285), 31354 states have call successors, (31354), 5599 states have call predecessors, (31354), 5926 states have return successors, (33253), 31413 states have call predecessors, (33253), 31354 states have call successors, (33253) [2021-11-17 06:42:12,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121478 states to 121478 states and 174892 transitions. [2021-11-17 06:42:12,185 INFO L78 Accepts]: Start accepts. Automaton has 121478 states and 174892 transitions. Word has length 449 [2021-11-17 06:42:12,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:42:12,186 INFO L470 AbstractCegarLoop]: Abstraction has 121478 states and 174892 transitions. [2021-11-17 06:42:12,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2021-11-17 06:42:12,187 INFO L276 IsEmpty]: Start isEmpty. Operand 121478 states and 174892 transitions. [2021-11-17 06:42:12,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2021-11-17 06:42:12,236 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:42:12,237 INFO L514 BasicCegarLoop]: trace histogram [35, 35, 28, 28, 28, 28, 28, 28, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:42:12,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-17 06:42:12,237 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:42:12,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:42:12,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1132591825, now seen corresponding path program 1 times [2021-11-17 06:42:12,238 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:42:12,238 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688186206] [2021-11-17 06:42:12,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:42:12,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:42:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:42:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:42:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:42:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:42:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:42:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:42:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:42:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:42:12,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:42:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:42:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:42:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:42:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:42:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:42:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:12,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:42:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:42:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:42:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:42:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:42:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:42:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:42:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:42:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:42:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:42:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:42:13,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:42:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:42:13,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 06:42:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-11-17 06:42:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-11-17 06:42:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-11-17 06:42:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-11-17 06:42:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-11-17 06:42:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-17 06:42:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-17 06:42:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-11-17 06:42:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-11-17 06:42:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-11-17 06:42:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2021-11-17 06:42:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-11-17 06:42:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-11-17 06:42:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2021-11-17 06:42:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-11-17 06:42:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:42:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-17 06:42:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-11-17 06:42:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-17 06:42:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:42:13,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4121 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4100 trivial. 0 not checked. [2021-11-17 06:42:13,373 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:42:13,373 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688186206] [2021-11-17 06:42:13,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688186206] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:42:13,373 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:42:13,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 06:42:13,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207818590] [2021-11-17 06:42:13,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:42:13,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 06:42:13,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:42:13,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 06:42:13,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 06:42:13,375 INFO L87 Difference]: Start difference. First operand 121478 states and 174892 transitions. Second operand has 4 states, 4 states have (on average 38.25) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2021-11-17 06:42:15,476 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:42:17,569 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:42:23,283 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:43:08,421 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:43:10,755 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:43:14,927 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:43:17,206 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:43:25,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:43:25,471 INFO L93 Difference]: Finished difference Result 375241 states and 542677 transitions. [2021-11-17 06:43:25,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 06:43:25,473 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.25) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 505 [2021-11-17 06:43:25,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:43:27,492 INFO L225 Difference]: With dead ends: 375241 [2021-11-17 06:43:27,492 INFO L226 Difference]: Without dead ends: 254718 [2021-11-17 06:43:28,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:43:28,180 INFO L933 BasicCegarLoop]: 15875 mSDtfsCounter, 9689 mSDsluCounter, 12796 mSDsCounter, 0 mSdLazyCounter, 6317 mSolverCounterSat, 3936 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11205 SdHoareTripleChecker+Valid, 28671 SdHoareTripleChecker+Invalid, 10259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3936 IncrementalHoareTripleChecker+Valid, 6317 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.8s IncrementalHoareTripleChecker+Time [2021-11-17 06:43:28,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11205 Valid, 28671 Invalid, 10259 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3936 Valid, 6317 Invalid, 6 Unknown, 0 Unchecked, 63.8s Time] [2021-11-17 06:43:28,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254718 states. [2021-11-17 06:43:36,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254718 to 240845. [2021-11-17 06:43:36,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240845 states, 166950 states have (on average 1.3103264450434262) internal successors, (218759), 170144 states have internal predecessors, (218759), 62169 states have call successors, (62169), 11071 states have call predecessors, (62169), 11724 states have return successors, (65940), 62326 states have call predecessors, (65940), 62169 states have call successors, (65940) [2021-11-17 06:43:38,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240845 states to 240845 states and 346868 transitions. [2021-11-17 06:43:38,958 INFO L78 Accepts]: Start accepts. Automaton has 240845 states and 346868 transitions. Word has length 505 [2021-11-17 06:43:38,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:43:38,959 INFO L470 AbstractCegarLoop]: Abstraction has 240845 states and 346868 transitions. [2021-11-17 06:43:38,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.25) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2021-11-17 06:43:38,959 INFO L276 IsEmpty]: Start isEmpty. Operand 240845 states and 346868 transitions. [2021-11-17 06:43:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2021-11-17 06:43:39,012 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:43:39,014 INFO L514 BasicCegarLoop]: trace histogram [35, 35, 28, 28, 28, 28, 28, 28, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:43:39,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-17 06:43:39,015 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:43:39,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:43:39,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1518454227, now seen corresponding path program 1 times [2021-11-17 06:43:39,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:43:39,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511571249] [2021-11-17 06:43:39,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:43:39,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:43:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:43:39,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:43:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:43:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:43:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:43:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:43:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:43:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:43:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:43:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:43:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:43:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:43:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:43:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:43:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:43:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:43:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:43:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:43:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:43:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:43:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:43:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:43:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:43:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:43:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:39,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:43:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:43:40,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:43:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 06:43:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-11-17 06:43:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-11-17 06:43:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-11-17 06:43:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-11-17 06:43:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-11-17 06:43:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-17 06:43:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-17 06:43:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-11-17 06:43:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-11-17 06:43:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-11-17 06:43:40,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2021-11-17 06:43:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-11-17 06:43:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-11-17 06:43:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2021-11-17 06:43:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-11-17 06:43:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:43:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-17 06:43:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-11-17 06:43:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-17 06:43:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:43:40,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4121 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4100 trivial. 0 not checked. [2021-11-17 06:43:40,189 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:43:40,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511571249] [2021-11-17 06:43:40,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511571249] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:43:40,189 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:43:40,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 06:43:40,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482942045] [2021-11-17 06:43:40,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:43:40,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 06:43:40,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:43:40,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 06:43:40,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 06:43:40,191 INFO L87 Difference]: Start difference. First operand 240845 states and 346868 transitions. Second operand has 4 states, 4 states have (on average 38.25) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2021-11-17 06:43:42,287 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:43:44,356 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:43:50,496 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:44:38,942 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:44:41,274 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:44:44,738 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:44:47,655 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:44:49,983 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:44:52,795 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:45:03,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:45:03,101 INFO L93 Difference]: Finished difference Result 620933 states and 897749 transitions. [2021-11-17 06:45:03,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 06:45:03,104 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.25) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 505 [2021-11-17 06:45:03,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:45:06,085 INFO L225 Difference]: With dead ends: 620933 [2021-11-17 06:45:06,086 INFO L226 Difference]: Without dead ends: 379975 [2021-11-17 06:45:07,708 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:45:07,709 INFO L933 BasicCegarLoop]: 16114 mSDtfsCounter, 9618 mSDsluCounter, 12903 mSDsCounter, 0 mSdLazyCounter, 6321 mSolverCounterSat, 3860 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11131 SdHoareTripleChecker+Valid, 29017 SdHoareTripleChecker+Invalid, 10190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3860 IncrementalHoareTripleChecker+Valid, 6321 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.6s IncrementalHoareTripleChecker+Time [2021-11-17 06:45:07,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11131 Valid, 29017 Invalid, 10190 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3860 Valid, 6321 Invalid, 9 Unknown, 0 Unchecked, 69.6s Time] [2021-11-17 06:45:08,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379975 states.