./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 c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-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 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 09:42:12,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 09:42:12,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 09:42:12,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 09:42:12,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 09:42:12,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 09:42:12,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 09:42:12,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 09:42:12,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 09:42:12,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 09:42:12,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 09:42:12,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 09:42:12,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 09:42:12,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 09:42:12,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 09:42:12,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 09:42:12,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 09:42:12,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 09:42:12,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 09:42:12,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 09:42:12,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 09:42:12,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 09:42:12,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 09:42:12,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 09:42:12,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 09:42:12,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 09:42:12,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 09:42:12,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 09:42:12,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 09:42:12,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 09:42:12,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 09:42:12,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 09:42:12,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 09:42:12,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 09:42:12,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 09:42:12,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 09:42:12,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 09:42:12,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 09:42:12,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 09:42:12,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 09:42:12,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 09:42:12,144 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 09:42:12,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 09:42:12,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 09:42:12,165 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 09:42:12,165 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 09:42:12,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 09:42:12,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 09:42:12,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 09:42:12,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 09:42:12,167 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 09:42:12,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 09:42:12,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 09:42:12,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 09:42:12,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 09:42:12,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 09:42:12,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 09:42:12,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 09:42:12,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 09:42:12,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 09:42:12,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 09:42:12,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 09:42:12,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 09:42:12,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 09:42:12,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 09:42:12,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 09:42:12,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 09:42:12,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 09:42:12,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 09:42:12,172 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 09:42:12,172 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 09:42:12,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 09:42:12,172 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 09:42:12,173 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 685a5495a615388cc9b013e733459d717ac35dd65edbd21694d2de3571df9ab1 [2021-12-18 09:42:12,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 09:42:12,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 09:42:12,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 09:42:12,469 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 09:42:12,469 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 09:42:12,470 INFO L432 ainManager$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 [2021-12-18 09:42:12,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93093e27d/7daa6065a0e84bb5911b4185f11897bd/FLAG545a7ef79 [2021-12-18 09:42:13,646 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 09:42:13,647 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 [2021-12-18 09:42:13,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93093e27d/7daa6065a0e84bb5911b4185f11897bd/FLAG545a7ef79 [2021-12-18 09:42:14,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93093e27d/7daa6065a0e84bb5911b4185f11897bd [2021-12-18 09:42:14,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 09:42:14,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 09:42:14,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 09:42:14,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 09:42:14,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 09:42:14,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:42:14" (1/1) ... [2021-12-18 09:42:14,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4396618e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:14, skipping insertion in model container [2021-12-18 09:42:14,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:42:14" (1/1) ... [2021-12-18 09:42:14,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 09:42:14,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 09:42:21,292 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] [2021-12-18 09:42:21,294 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] [2021-12-18 09:42:21,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 09:42:21,418 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 09:42:21,993 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] [2021-12-18 09:42:21,994 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[705643,705656] [2021-12-18 09:42:22,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 09:42:22,396 INFO L208 MainTranslator]: Completed translation [2021-12-18 09:42:22,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22 WrapperNode [2021-12-18 09:42:22,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 09:42:22,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 09:42:22,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 09:42:22,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 09:42:22,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (1/1) ... [2021-12-18 09:42:22,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (1/1) ... [2021-12-18 09:42:22,908 INFO L137 Inliner]: procedures = 848, calls = 8804, calls flagged for inlining = 413, calls inlined = 359, statements flattened = 16865 [2021-12-18 09:42:22,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 09:42:22,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 09:42:22,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 09:42:22,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 09:42:22,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (1/1) ... [2021-12-18 09:42:22,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (1/1) ... [2021-12-18 09:42:23,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (1/1) ... [2021-12-18 09:42:23,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (1/1) ... [2021-12-18 09:42:23,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (1/1) ... [2021-12-18 09:42:23,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (1/1) ... [2021-12-18 09:42:23,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (1/1) ... [2021-12-18 09:42:23,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 09:42:23,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 09:42:23,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 09:42:23,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 09:42:23,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (1/1) ... [2021-12-18 09:42:23,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 09:42:23,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:42:23,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 09:42:23,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 09:42:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2021-12-18 09:42:23,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2021-12-18 09:42:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_126 [2021-12-18 09:42:23,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_126 [2021-12-18 09:42:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-18 09:42:23,801 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-18 09:42:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-18 09:42:23,801 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-18 09:42:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2021-12-18 09:42:23,802 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2021-12-18 09:42:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2021-12-18 09:42:23,802 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2021-12-18 09:42:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2021-12-18 09:42:23,802 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2021-12-18 09:42:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2021-12-18 09:42:23,802 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2021-12-18 09:42:23,803 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-18 09:42:23,803 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-18 09:42:23,803 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 09:42:23,803 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 09:42:23,803 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2021-12-18 09:42:23,803 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2021-12-18 09:42:23,804 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-12-18 09:42:23,804 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-12-18 09:42:23,804 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-12-18 09:42:23,804 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-12-18 09:42:23,804 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2021-12-18 09:42:23,804 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2021-12-18 09:42:23,804 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2021-12-18 09:42:23,805 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2021-12-18 09:42:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-18 09:42:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-18 09:42:23,805 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-18 09:42:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-18 09:42:23,805 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-18 09:42:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2021-12-18 09:42:23,806 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2021-12-18 09:42:23,806 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2021-12-18 09:42:23,806 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2021-12-18 09:42:23,807 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-18 09:42:23,807 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-18 09:42:23,807 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 09:42:23,807 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 09:42:23,807 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 09:42:23,807 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 09:42:23,808 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-18 09:42:23,808 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-18 09:42:23,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-18 09:42:23,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-18 09:42:23,808 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-18 09:42:23,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-18 09:42:23,809 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2021-12-18 09:42:23,809 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2021-12-18 09:42:23,809 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 09:42:23,810 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 09:42:23,810 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2021-12-18 09:42:23,810 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2021-12-18 09:42:23,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 09:42:23,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 09:42:23,811 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2021-12-18 09:42:23,811 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2021-12-18 09:42:23,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 09:42:23,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2021-12-18 09:42:23,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2021-12-18 09:42:23,812 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2021-12-18 09:42:23,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2021-12-18 09:42:23,812 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2021-12-18 09:42:23,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2021-12-18 09:42:23,813 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-18 09:42:23,813 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-18 09:42:23,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 09:42:23,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 09:42:23,814 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-18 09:42:23,814 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-18 09:42:23,814 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-18 09:42:23,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-18 09:42:23,814 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2021-12-18 09:42:23,814 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2021-12-18 09:42:23,814 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2021-12-18 09:42:23,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2021-12-18 09:42:23,815 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2021-12-18 09:42:23,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2021-12-18 09:42:23,815 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-18 09:42:23,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-18 09:42:23,815 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-18 09:42:23,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-18 09:42:23,816 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2021-12-18 09:42:23,816 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2021-12-18 09:42:23,816 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2021-12-18 09:42:23,816 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2021-12-18 09:42:23,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2021-12-18 09:42:23,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2021-12-18 09:42:23,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2021-12-18 09:42:23,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2021-12-18 09:42:23,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 09:42:23,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-18 09:42:23,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-18 09:42:23,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-18 09:42:23,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-18 09:42:23,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-18 09:42:23,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-18 09:42:23,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-18 09:42:23,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-18 09:42:23,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-18 09:42:23,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-18 09:42:23,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 09:42:23,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2021-12-18 09:42:23,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2021-12-18 09:42:23,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 09:42:23,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 09:42:23,820 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 09:42:23,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 09:42:23,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 09:42:23,821 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-18 09:42:23,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-18 09:42:23,822 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 09:42:23,822 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2021-12-18 09:42:23,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2021-12-18 09:42:23,824 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-18 09:42:23,824 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-18 09:42:23,824 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2021-12-18 09:42:23,825 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2021-12-18 09:42:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-18 09:42:23,826 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-18 09:42:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-18 09:42:23,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-18 09:42:23,832 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-18 09:42:23,833 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-18 09:42:23,833 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2021-12-18 09:42:23,833 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2021-12-18 09:42:23,833 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 09:42:23,833 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 09:42:23,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-18 09:42:23,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-18 09:42:23,833 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-12-18 09:42:23,834 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-12-18 09:42:23,834 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2021-12-18 09:42:23,834 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2021-12-18 09:42:23,834 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 09:42:23,834 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 09:42:23,834 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-18 09:42:23,834 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-18 09:42:23,835 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2021-12-18 09:42:23,835 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2021-12-18 09:42:23,835 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2021-12-18 09:42:23,835 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2021-12-18 09:42:23,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 09:42:23,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 09:42:23,835 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 09:42:23,835 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 09:42:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 09:42:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 09:42:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 09:42:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-18 09:42:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-18 09:42:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2021-12-18 09:42:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2021-12-18 09:42:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-18 09:42:23,837 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-18 09:42:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-18 09:42:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-18 09:42:23,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-18 09:42:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-18 09:42:23,837 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-18 09:42:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2021-12-18 09:42:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2021-12-18 09:42:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2021-12-18 09:42:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2021-12-18 09:42:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-18 09:42:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-18 09:42:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 09:42:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 09:42:23,839 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2021-12-18 09:42:23,839 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2021-12-18 09:42:23,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-18 09:42:23,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-18 09:42:23,839 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-12-18 09:42:23,839 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-12-18 09:42:23,839 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-18 09:42:23,840 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-18 09:42:23,840 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2021-12-18 09:42:23,840 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2021-12-18 09:42:23,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_110 [2021-12-18 09:42:23,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_110 [2021-12-18 09:42:23,840 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-18 09:42:23,840 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-18 09:42:23,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 09:42:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2021-12-18 09:42:23,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2021-12-18 09:42:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2021-12-18 09:42:23,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2021-12-18 09:42:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 09:42:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2021-12-18 09:42:23,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2021-12-18 09:42:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2021-12-18 09:42:23,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2021-12-18 09:42:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2021-12-18 09:42:23,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2021-12-18 09:42:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 09:42:23,842 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 09:42:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-18 09:42:23,842 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-18 09:42:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-18 09:42:23,843 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-18 09:42:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2021-12-18 09:42:23,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2021-12-18 09:42:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2021-12-18 09:42:23,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2021-12-18 09:42:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2021-12-18 09:42:23,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2021-12-18 09:42:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 09:42:23,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 09:42:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_104 [2021-12-18 09:42:23,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_104 [2021-12-18 09:42:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-12-18 09:42:23,844 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-12-18 09:42:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-18 09:42:23,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-18 09:42:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-18 09:42:23,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-18 09:42:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-18 09:42:23,845 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-18 09:42:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2021-12-18 09:42:23,845 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2021-12-18 09:42:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 09:42:23,846 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 09:42:23,846 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2021-12-18 09:42:23,846 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2021-12-18 09:42:23,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 09:42:23,846 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2021-12-18 09:42:23,846 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2021-12-18 09:42:23,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 09:42:23,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 09:42:23,847 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2021-12-18 09:42:23,847 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2021-12-18 09:42:23,847 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2021-12-18 09:42:23,847 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2021-12-18 09:42:23,847 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-18 09:42:23,847 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-18 09:42:23,847 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2021-12-18 09:42:23,848 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2021-12-18 09:42:23,848 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-18 09:42:23,848 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-18 09:42:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2021-12-18 09:42:23,851 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2021-12-18 09:42:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2021-12-18 09:42:23,852 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2021-12-18 09:42:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 09:42:23,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 09:42:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2021-12-18 09:42:23,852 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2021-12-18 09:42:23,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_125 [2021-12-18 09:42:23,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_125 [2021-12-18 09:42:23,963 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-18 09:42:23,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-18 09:42:23,963 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-18 09:42:23,963 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-18 09:42:23,963 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-18 09:42:23,963 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-18 09:42:23,963 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2021-12-18 09:42:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2021-12-18 09:42:23,964 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-18 09:42:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-18 09:42:23,964 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2021-12-18 09:42:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2021-12-18 09:42:23,964 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2021-12-18 09:42:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2021-12-18 09:42:23,964 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-12-18 09:42:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-12-18 09:42:23,964 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2021-12-18 09:42:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2021-12-18 09:42:23,964 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-18 09:42:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-18 09:42:23,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 09:42:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 09:42:23,964 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2021-12-18 09:42:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2021-12-18 09:42:23,964 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-18 09:42:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-18 09:42:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 09:42:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 09:42:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2021-12-18 09:42:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2021-12-18 09:42:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2021-12-18 09:42:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2021-12-18 09:42:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-18 09:42:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-18 09:42:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2021-12-18 09:42:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2021-12-18 09:42:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2021-12-18 09:42:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2021-12-18 09:42:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-18 09:42:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-18 09:42:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2021-12-18 09:42:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2021-12-18 09:42:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-18 09:42:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-18 09:42:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2021-12-18 09:42:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2021-12-18 09:42:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-12-18 09:42:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-12-18 09:42:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 09:42:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 09:42:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2021-12-18 09:42:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2021-12-18 09:42:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-18 09:42:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-18 09:42:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 09:42:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 09:42:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-18 09:42:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-18 09:42:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-18 09:42:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-18 09:42:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 09:42:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 09:42:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-18 09:42:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-18 09:42:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 09:42:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-18 09:42:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-18 09:42:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-18 09:42:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-18 09:42:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2021-12-18 09:42:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2021-12-18 09:42:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2021-12-18 09:42:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2021-12-18 09:42:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-18 09:42:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-18 09:42:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 09:42:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2021-12-18 09:42:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2021-12-18 09:42:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2021-12-18 09:42:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2021-12-18 09:42:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-18 09:42:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-18 09:42:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 09:42:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2021-12-18 09:42:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2021-12-18 09:42:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-12-18 09:42:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-12-18 09:42:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2021-12-18 09:42:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2021-12-18 09:42:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-18 09:42:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-18 09:42:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-18 09:42:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-18 09:42:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 09:42:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 09:42:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2021-12-18 09:42:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2021-12-18 09:42:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-18 09:42:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-18 09:42:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2021-12-18 09:42:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2021-12-18 09:42:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-18 09:42:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-18 09:42:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 09:42:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 09:42:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2021-12-18 09:42:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2021-12-18 09:42:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2021-12-18 09:42:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2021-12-18 09:42:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2021-12-18 09:42:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2021-12-18 09:42:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-18 09:42:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-18 09:42:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-18 09:42:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-18 09:42:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2021-12-18 09:42:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2021-12-18 09:42:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2021-12-18 09:42:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2021-12-18 09:42:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 09:42:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 09:42:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 09:42:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 09:42:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2021-12-18 09:42:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2021-12-18 09:42:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-18 09:42:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-18 09:42:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-18 09:42:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-18 09:42:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-12-18 09:42:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-12-18 09:42:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2021-12-18 09:42:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2021-12-18 09:42:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-18 09:42:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-18 09:42:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-18 09:42:23,971 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-18 09:42:23,971 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-12-18 09:42:23,971 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-12-18 09:42:23,971 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-18 09:42:23,971 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-18 09:42:23,971 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-18 09:42:23,974 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-18 09:42:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2021-12-18 09:42:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2021-12-18 09:42:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2021-12-18 09:42:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2021-12-18 09:42:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-18 09:42:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-18 09:42:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-18 09:42:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-18 09:42:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-18 09:42:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-18 09:42:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2021-12-18 09:42:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2021-12-18 09:42:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 09:42:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 09:42:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 09:42:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2021-12-18 09:42:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2021-12-18 09:42:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-18 09:42:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-18 09:42:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-18 09:42:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-18 09:42:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2021-12-18 09:42:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2021-12-18 09:42:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 09:42:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 09:42:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2021-12-18 09:42:23,978 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2021-12-18 09:42:23,978 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2021-12-18 09:42:23,978 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2021-12-18 09:42:23,978 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2021-12-18 09:42:23,978 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2021-12-18 09:42:23,978 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-18 09:42:23,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-18 09:42:23,978 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2021-12-18 09:42:23,978 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2021-12-18 09:42:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-18 09:42:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-18 09:42:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2021-12-18 09:42:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2021-12-18 09:42:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2021-12-18 09:42:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2021-12-18 09:42:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-18 09:42:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-18 09:42:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2021-12-18 09:42:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2021-12-18 09:42:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-18 09:42:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-18 09:42:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2021-12-18 09:42:23,982 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2021-12-18 09:42:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2021-12-18 09:42:23,982 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2021-12-18 09:42:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2021-12-18 09:42:23,982 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2021-12-18 09:42:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-12-18 09:42:23,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-12-18 09:42:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 09:42:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2021-12-18 09:42:23,983 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2021-12-18 09:42:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-12-18 09:42:23,983 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-12-18 09:42:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-18 09:42:23,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-18 09:42:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-18 09:42:23,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-18 09:42:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2021-12-18 09:42:23,983 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2021-12-18 09:42:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2021-12-18 09:42:23,984 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2021-12-18 09:42:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2021-12-18 09:42:23,984 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2021-12-18 09:42:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-18 09:42:23,984 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-18 09:42:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2021-12-18 09:42:23,984 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2021-12-18 09:42:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 09:42:23,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 09:42:23,985 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-12-18 09:42:23,985 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-12-18 09:42:23,985 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2021-12-18 09:42:23,985 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2021-12-18 09:42:23,985 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2021-12-18 09:42:23,985 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2021-12-18 09:42:23,985 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2021-12-18 09:42:23,986 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2021-12-18 09:42:23,986 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2021-12-18 09:42:23,986 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2021-12-18 09:42:23,986 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2021-12-18 09:42:23,986 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2021-12-18 09:42:23,986 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-18 09:42:23,986 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-18 09:42:23,986 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-18 09:42:23,986 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-18 09:42:23,987 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-18 09:42:23,987 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-18 09:42:23,987 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2021-12-18 09:42:23,987 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2021-12-18 09:42:23,987 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2021-12-18 09:42:23,987 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2021-12-18 09:42:23,987 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 09:42:23,987 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 09:42:23,987 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2021-12-18 09:42:23,988 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2021-12-18 09:42:23,988 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2021-12-18 09:42:23,988 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2021-12-18 09:42:23,988 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2021-12-18 09:42:23,988 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2021-12-18 09:42:23,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_111 [2021-12-18 09:42:23,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_111 [2021-12-18 09:42:23,988 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-18 09:42:23,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-18 09:42:23,989 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2021-12-18 09:42:23,989 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2021-12-18 09:42:23,989 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-18 09:42:23,989 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-18 09:42:23,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_105 [2021-12-18 09:42:23,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_105 [2021-12-18 09:42:23,992 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-18 09:42:23,992 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-18 09:42:23,992 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-18 09:42:23,992 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-18 09:42:23,992 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2021-12-18 09:42:23,992 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2021-12-18 09:42:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2021-12-18 09:42:23,993 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2021-12-18 09:42:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 09:42:23,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 09:42:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-18 09:42:23,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-18 09:42:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-18 09:42:23,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-18 09:42:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 09:42:23,994 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 09:42:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 09:42:23,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 09:42:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-18 09:42:23,994 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-18 09:42:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 09:42:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2021-12-18 09:42:23,994 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2021-12-18 09:42:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2021-12-18 09:42:23,995 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2021-12-18 09:42:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 09:42:23,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 09:42:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2021-12-18 09:42:23,995 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2021-12-18 09:42:25,366 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 09:42:25,370 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 09:42:25,634 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 09:44:31,068 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-18 09:44:31,209 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 09:44:31,238 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 09:44:31,239 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-12-18 09:44:31,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:44:31 BoogieIcfgContainer [2021-12-18 09:44:31,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 09:44:31,249 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 09:44:31,249 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 09:44:31,252 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 09:44:31,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 09:42:14" (1/3) ... [2021-12-18 09:44:31,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56667bf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:44:31, skipping insertion in model container [2021-12-18 09:44:31,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:42:22" (2/3) ... [2021-12-18 09:44:31,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56667bf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:44:31, skipping insertion in model container [2021-12-18 09:44:31,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:44:31" (3/3) ... [2021-12-18 09:44:31,255 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-12-18 09:44:31,259 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 09:44:31,260 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-18 09:44:31,323 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 09:44:31,329 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-18 09:44:31,329 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-18 09:44:31,435 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) [2021-12-18 09:44:31,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2021-12-18 09:44:31,482 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:44:31,483 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] [2021-12-18 09:44:31,484 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:44:31,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:44:31,488 INFO L85 PathProgramCache]: Analyzing trace with hash -290484212, now seen corresponding path program 1 times [2021-12-18 09:44:31,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:44:31,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628738879] [2021-12-18 09:44:31,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:44:31,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:44:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:44:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:44:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:44:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:44:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:44:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:44:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:44:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:44:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:44:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:44:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:44:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:44:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:44:32,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:44:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:44:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:44:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:44:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:44:32,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:44:32,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:44:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:44:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:44:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:32,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:32,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:44:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:44:33,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:44:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:44:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:44:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:33,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 09:44:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-18 09:44:33,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-12-18 09:44:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 09:44:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:44:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 09:44:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-12-18 09:44:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 09:44:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:44:33,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3573 trivial. 0 not checked. [2021-12-18 09:44:33,213 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:44:33,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628738879] [2021-12-18 09:44:33,214 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628738879] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:44:33,214 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:44:33,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 09:44:33,216 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142923763] [2021-12-18 09:44:33,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:44:33,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 09:44:33,221 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:44:33,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 09:44:33,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 09:44:33,258 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) [2021-12-18 09:44:37,154 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:45:07,312 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:45:09,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:45:20,136 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:45:22,440 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:45:30,315 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:45:34,186 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:45:38,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:45:38,831 INFO L93 Difference]: Finished difference Result 19078 states and 28140 transitions. [2021-12-18 09:45:38,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 09:45:38,834 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 [2021-12-18 09:45:38,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:45:38,969 INFO L225 Difference]: With dead ends: 19078 [2021-12-18 09:45:38,969 INFO L226 Difference]: Without dead ends: 12956 [2021-12-18 09:45:39,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:45:39,049 INFO L933 BasicCegarLoop]: 9323 mSDtfsCounter, 12004 mSDsluCounter, 9864 mSDsCounter, 0 mSdLazyCounter, 6167 mSolverCounterSat, 5559 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13524 SdHoareTripleChecker+Valid, 19187 SdHoareTripleChecker+Invalid, 11733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5559 IncrementalHoareTripleChecker+Valid, 6167 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.9s IncrementalHoareTripleChecker+Time [2021-12-18 09:45:39,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13524 Valid, 19187 Invalid, 11733 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5559 Valid, 6167 Invalid, 7 Unknown, 0 Unchecked, 63.9s Time] [2021-12-18 09:45:39,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12956 states. [2021-12-18 09:45:39,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12956 to 11758. [2021-12-18 09:45:39,726 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) [2021-12-18 09:45:39,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11758 states to 11758 states and 16878 transitions. [2021-12-18 09:45:39,815 INFO L78 Accepts]: Start accepts. Automaton has 11758 states and 16878 transitions. Word has length 377 [2021-12-18 09:45:39,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:45:39,819 INFO L470 AbstractCegarLoop]: Abstraction has 11758 states and 16878 transitions. [2021-12-18 09:45:39,820 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) [2021-12-18 09:45:39,821 INFO L276 IsEmpty]: Start isEmpty. Operand 11758 states and 16878 transitions. [2021-12-18 09:45:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2021-12-18 09:45:39,841 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:45:39,841 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] [2021-12-18 09:45:39,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 09:45:39,842 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:45:39,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:45:39,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1528155647, now seen corresponding path program 1 times [2021-12-18 09:45:39,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:45:39,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932564863] [2021-12-18 09:45:39,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:45:39,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:45:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:45:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:45:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:45:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:45:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:45:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:45:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:45:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:45:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:45:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:45:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:45:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:45:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:45:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:45:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:45:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:45:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:45:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:45:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:45:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:45:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:45:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:45:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:45:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:45:40,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:45:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:40,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:45:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:45:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 09:45:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-12-18 09:45:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:45:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:45:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 09:45:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-12-18 09:45:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-18 09:45:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:45:41,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3244 trivial. 0 not checked. [2021-12-18 09:45:41,088 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:45:41,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932564863] [2021-12-18 09:45:41,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932564863] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:45:41,088 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:45:41,089 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 09:45:41,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634415772] [2021-12-18 09:45:41,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:45:41,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 09:45:41,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:45:41,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 09:45:41,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 09:45:41,091 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) [2021-12-18 09:45:44,640 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:46:22,834 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:46:25,301 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:46:36,489 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:46:39,875 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:46:42,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:46:42,409 INFO L93 Difference]: Finished difference Result 35308 states and 51192 transitions. [2021-12-18 09:46:42,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 09:46:42,411 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 [2021-12-18 09:46:42,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:46:42,558 INFO L225 Difference]: With dead ends: 35308 [2021-12-18 09:46:42,558 INFO L226 Difference]: Without dead ends: 23609 [2021-12-18 09:46:42,614 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 [2021-12-18 09:46:42,615 INFO L933 BasicCegarLoop]: 9129 mSDtfsCounter, 10640 mSDsluCounter, 9790 mSDsCounter, 0 mSdLazyCounter, 5916 mSolverCounterSat, 5069 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11948 SdHoareTripleChecker+Valid, 18919 SdHoareTripleChecker+Invalid, 10990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5069 IncrementalHoareTripleChecker+Valid, 5916 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.8s IncrementalHoareTripleChecker+Time [2021-12-18 09:46:42,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11948 Valid, 18919 Invalid, 10990 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5069 Valid, 5916 Invalid, 5 Unknown, 0 Unchecked, 59.8s Time] [2021-12-18 09:46:42,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23609 states. [2021-12-18 09:46:43,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23609 to 22446. [2021-12-18 09:46:43,500 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) [2021-12-18 09:46:43,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22446 states to 22446 states and 32516 transitions. [2021-12-18 09:46:43,643 INFO L78 Accepts]: Start accepts. Automaton has 22446 states and 32516 transitions. Word has length 387 [2021-12-18 09:46:43,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:46:43,645 INFO L470 AbstractCegarLoop]: Abstraction has 22446 states and 32516 transitions. [2021-12-18 09:46:43,646 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) [2021-12-18 09:46:43,646 INFO L276 IsEmpty]: Start isEmpty. Operand 22446 states and 32516 transitions. [2021-12-18 09:46:43,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-12-18 09:46:43,663 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:46:43,663 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] [2021-12-18 09:46:43,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 09:46:43,664 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:46:43,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:46:43,664 INFO L85 PathProgramCache]: Analyzing trace with hash -393956827, now seen corresponding path program 1 times [2021-12-18 09:46:43,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:46:43,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565544592] [2021-12-18 09:46:43,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:46:43,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:46:43,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:46:44,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:46:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:46:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:46:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:46:44,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:46:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:46:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:46:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:46:44,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:46:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:46:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:46:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:46:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:46:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:46:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:46:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:46:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:46:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:46:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:46:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:46:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:46:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:46:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:46:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:46:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:46:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:46:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 09:46:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-18 09:46:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-18 09:46:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 09:46:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 09:46:44,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 09:46:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:46:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-12-18 09:46:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-12-18 09:46:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2021-12-18 09:46:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:46:44,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3573 trivial. 0 not checked. [2021-12-18 09:46:44,703 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:46:44,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565544592] [2021-12-18 09:46:44,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565544592] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:46:44,703 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:46:44,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 09:46:44,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761493325] [2021-12-18 09:46:44,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:46:44,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 09:46:44,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:46:44,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 09:46:44,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 09:46:44,706 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) [2021-12-18 09:46:49,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:47:34,031 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:47:36,926 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:47:39,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:47:41,796 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:47:50,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:47:50,086 INFO L93 Difference]: Finished difference Result 68304 states and 99173 transitions. [2021-12-18 09:47:50,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 09:47:50,088 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 [2021-12-18 09:47:50,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:47:50,333 INFO L225 Difference]: With dead ends: 68304 [2021-12-18 09:47:50,333 INFO L226 Difference]: Without dead ends: 45917 [2021-12-18 09:47:50,453 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:47:50,456 INFO L933 BasicCegarLoop]: 12687 mSDtfsCounter, 10178 mSDsluCounter, 10957 mSDsCounter, 0 mSdLazyCounter, 6295 mSolverCounterSat, 4701 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11670 SdHoareTripleChecker+Valid, 23644 SdHoareTripleChecker+Invalid, 11001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4701 IncrementalHoareTripleChecker+Valid, 6295 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.3s IncrementalHoareTripleChecker+Time [2021-12-18 09:47:50,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11670 Valid, 23644 Invalid, 11001 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4701 Valid, 6295 Invalid, 5 Unknown, 0 Unchecked, 63.3s Time] [2021-12-18 09:47:50,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45917 states. [2021-12-18 09:47:52,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45917 to 43477. [2021-12-18 09:47:52,306 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) [2021-12-18 09:47:52,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43477 states to 43477 states and 62764 transitions. [2021-12-18 09:47:52,608 INFO L78 Accepts]: Start accepts. Automaton has 43477 states and 62764 transitions. Word has length 404 [2021-12-18 09:47:52,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:47:52,611 INFO L470 AbstractCegarLoop]: Abstraction has 43477 states and 62764 transitions. [2021-12-18 09:47:52,611 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) [2021-12-18 09:47:52,612 INFO L276 IsEmpty]: Start isEmpty. Operand 43477 states and 62764 transitions. [2021-12-18 09:47:52,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2021-12-18 09:47:52,639 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:47:52,639 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] [2021-12-18 09:47:52,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 09:47:52,639 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:47:52,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:47:52,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1007707450, now seen corresponding path program 1 times [2021-12-18 09:47:52,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:47:52,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470945433] [2021-12-18 09:47:52,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:47:52,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:47:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:47:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:47:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:47:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:47:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:47:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:47:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:47:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:47:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:47:53,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:47:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:47:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:47:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:47:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:47:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:47:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:47:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:47:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:47:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:53,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:47:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:47:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:47:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:47:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:47:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:47:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:47:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:47:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:47:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 09:47:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-18 09:47:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2021-12-18 09:47:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 09:47:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 09:47:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-12-18 09:47:54,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2021-12-18 09:47:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 09:47:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:47:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-12-18 09:47:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 09:47:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-18 09:47:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:47:54,306 INFO L134 CoverageAnalysis]: Checked inductivity of 3670 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3663 trivial. 0 not checked. [2021-12-18 09:47:54,306 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:47:54,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470945433] [2021-12-18 09:47:54,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470945433] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:47:54,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:47:54,307 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 09:47:54,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191076134] [2021-12-18 09:47:54,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:47:54,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 09:47:54,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:47:54,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 09:47:54,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 09:47:54,309 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) [2021-12-18 09:48:00,174 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:48:42,970 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:48:45,019 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:48:48,066 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:48:50,491 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:48:57,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:48:57,288 INFO L93 Difference]: Finished difference Result 130322 states and 188811 transitions. [2021-12-18 09:48:57,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 09:48:57,290 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 [2021-12-18 09:48:57,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:48:58,002 INFO L225 Difference]: With dead ends: 130322 [2021-12-18 09:48:58,002 INFO L226 Difference]: Without dead ends: 86904 [2021-12-18 09:48:58,231 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:48:58,233 INFO L933 BasicCegarLoop]: 13969 mSDtfsCounter, 10028 mSDsluCounter, 11659 mSDsCounter, 0 mSdLazyCounter, 6280 mSolverCounterSat, 4369 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11547 SdHoareTripleChecker+Valid, 25628 SdHoareTripleChecker+Invalid, 10653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4369 IncrementalHoareTripleChecker+Valid, 6280 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.6s IncrementalHoareTripleChecker+Time [2021-12-18 09:48:58,235 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11547 Valid, 25628 Invalid, 10653 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4369 Valid, 6280 Invalid, 4 Unknown, 0 Unchecked, 59.6s Time] [2021-12-18 09:48:58,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86904 states. [2021-12-18 09:49:00,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86904 to 82186. [2021-12-18 09:49:01,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82186 states, 56890 states have (on average 1.3102478467217438) internal successors, (74540), 57987 states have internal predecessors, (74540), 21334 states have call successors, (21334), 3732 states have call predecessors, (21334), 3960 states have return successors, (22673), 21382 states have call predecessors, (22673), 21334 states have call successors, (22673) [2021-12-18 09:49:02,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82186 states to 82186 states and 118547 transitions. [2021-12-18 09:49:02,189 INFO L78 Accepts]: Start accepts. Automaton has 82186 states and 118547 transitions. Word has length 429 [2021-12-18 09:49:02,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:49:02,190 INFO L470 AbstractCegarLoop]: Abstraction has 82186 states and 118547 transitions. [2021-12-18 09:49:02,190 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) [2021-12-18 09:49:02,190 INFO L276 IsEmpty]: Start isEmpty. Operand 82186 states and 118547 transitions. [2021-12-18 09:49:02,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2021-12-18 09:49:02,229 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:49:02,229 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] [2021-12-18 09:49:02,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 09:49:02,230 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:49:02,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:49:02,230 INFO L85 PathProgramCache]: Analyzing trace with hash 650239132, now seen corresponding path program 1 times [2021-12-18 09:49:02,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:49:02,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572447893] [2021-12-18 09:49:02,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:49:02,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:49:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:49:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:49:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:49:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:49:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:49:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:49:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:49:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:49:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:49:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:49:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:49:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:49:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:49:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:49:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:49:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:49:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:49:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:49:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:49:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:49:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:49:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:49:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:49:03,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:49:03,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:49:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:49:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:49:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 09:49:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 09:49:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-18 09:49:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-18 09:49:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2021-12-18 09:49:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:03,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 09:49:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-18 09:49:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 09:49:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-12-18 09:49:04,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2021-12-18 09:49:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-12-18 09:49:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:49:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2021-12-18 09:49:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-18 09:49:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-18 09:49:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:49:04,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3895 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3892 trivial. 0 not checked. [2021-12-18 09:49:04,146 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:49:04,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572447893] [2021-12-18 09:49:04,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572447893] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:49:04,146 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:49:04,146 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 09:49:04,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606399974] [2021-12-18 09:49:04,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:49:04,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 09:49:04,148 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:49:04,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 09:49:04,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 09:49:04,148 INFO L87 Difference]: Start difference. First operand 82186 states and 118547 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) [2021-12-18 09:49:09,262 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:49:52,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:49:55,010 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:49:57,943 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:50:01,313 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:50:03,736 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:50:06,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:50:13,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:50:13,130 INFO L93 Difference]: Finished difference Result 209403 states and 303144 transitions. [2021-12-18 09:50:13,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 09:50:13,132 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 [2021-12-18 09:50:13,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:50:14,169 INFO L225 Difference]: With dead ends: 209403 [2021-12-18 09:50:14,169 INFO L226 Difference]: Without dead ends: 127276 [2021-12-18 09:50:14,461 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:50:14,462 INFO L933 BasicCegarLoop]: 15951 mSDtfsCounter, 9423 mSDsluCounter, 12788 mSDsCounter, 0 mSdLazyCounter, 6338 mSolverCounterSat, 3836 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10905 SdHoareTripleChecker+Valid, 28739 SdHoareTripleChecker+Invalid, 10181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3836 IncrementalHoareTripleChecker+Valid, 6338 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64.0s IncrementalHoareTripleChecker+Time [2021-12-18 09:50:14,462 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10905 Valid, 28739 Invalid, 10181 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3836 Valid, 6338 Invalid, 7 Unknown, 0 Unchecked, 64.0s Time] [2021-12-18 09:50:14,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127276 states. [2021-12-18 09:50:18,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127276 to 120329. [2021-12-18 09:50:18,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120329 states, 83382 states have (on average 1.3105346477657047) internal successors, (109275), 84995 states have internal predecessors, (109275), 31137 states have call successors, (31137), 5481 states have call predecessors, (31137), 5808 states have return successors, (33071), 31196 states have call predecessors, (33071), 31137 states have call successors, (33071) [2021-12-18 09:50:19,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120329 states to 120329 states and 173483 transitions. [2021-12-18 09:50:19,717 INFO L78 Accepts]: Start accepts. Automaton has 120329 states and 173483 transitions. Word has length 441 [2021-12-18 09:50:19,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:50:19,718 INFO L470 AbstractCegarLoop]: Abstraction has 120329 states and 173483 transitions. [2021-12-18 09:50:19,719 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) [2021-12-18 09:50:19,719 INFO L276 IsEmpty]: Start isEmpty. Operand 120329 states and 173483 transitions. [2021-12-18 09:50:19,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-12-18 09:50:19,758 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:50:19,759 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] [2021-12-18 09:50:19,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 09:50:19,759 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:50:19,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:50:19,760 INFO L85 PathProgramCache]: Analyzing trace with hash -402666985, now seen corresponding path program 1 times [2021-12-18 09:50:19,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:50:19,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705314099] [2021-12-18 09:50:19,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:50:19,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:50:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:50:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:50:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:50:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:50:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:50:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:50:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:50:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:50:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:50:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:50:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:50:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:50:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:50:20,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:50:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:50:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:50:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:50:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:50:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:50:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:50:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:50:20,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:50:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:50:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:50:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:50:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:50:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:50:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 09:50:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2021-12-18 09:50:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 09:50:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-18 09:50:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 09:50:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-18 09:50:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2021-12-18 09:50:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2021-12-18 09:50:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-18 09:50:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2021-12-18 09:50:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:50:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 09:50:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 09:50:20,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2021-12-18 09:50:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:50:20,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3773 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3767 trivial. 0 not checked. [2021-12-18 09:50:20,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:50:20,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705314099] [2021-12-18 09:50:20,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705314099] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:50:20,855 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:50:20,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 09:50:20,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933675960] [2021-12-18 09:50:20,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:50:20,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 09:50:20,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:50:20,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 09:50:20,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 09:50:20,857 INFO L87 Difference]: Start difference. First operand 120329 states and 173483 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) [2021-12-18 09:50:26,388 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:50:59,180 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:51:01,501 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:51:07,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:51:07,594 INFO L93 Difference]: Finished difference Result 248677 states and 359390 transitions. [2021-12-18 09:51:07,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 09:51:07,596 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 [2021-12-18 09:51:07,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:51:08,619 INFO L225 Difference]: With dead ends: 248677 [2021-12-18 09:51:08,620 INFO L226 Difference]: Without dead ends: 128407 [2021-12-18 09:51:09,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:51:09,079 INFO L933 BasicCegarLoop]: 8618 mSDtfsCounter, 3705 mSDsluCounter, 9852 mSDsCounter, 0 mSdLazyCounter, 4574 mSolverCounterSat, 2223 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4420 SdHoareTripleChecker+Valid, 18470 SdHoareTripleChecker+Invalid, 6800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2223 IncrementalHoareTripleChecker+Valid, 4574 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.6s IncrementalHoareTripleChecker+Time [2021-12-18 09:51:09,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4420 Valid, 18470 Invalid, 6800 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2223 Valid, 4574 Invalid, 3 Unknown, 0 Unchecked, 41.6s Time] [2021-12-18 09:51:09,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128407 states. [2021-12-18 09:51:12,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128407 to 121473. [2021-12-18 09:51:12,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121473 states, 84193 states have (on average 1.3098713669782522) internal successors, (110282), 85815 states have internal predecessors, (110282), 31352 states have call successors, (31352), 5599 states have call predecessors, (31352), 5926 states have return successors, (33286), 31411 states have call predecessors, (33286), 31352 states have call successors, (33286) [2021-12-18 09:51:13,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121473 states to 121473 states and 174920 transitions. [2021-12-18 09:51:13,997 INFO L78 Accepts]: Start accepts. Automaton has 121473 states and 174920 transitions. Word has length 449 [2021-12-18 09:51:13,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:51:13,998 INFO L470 AbstractCegarLoop]: Abstraction has 121473 states and 174920 transitions. [2021-12-18 09:51:13,999 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) [2021-12-18 09:51:13,999 INFO L276 IsEmpty]: Start isEmpty. Operand 121473 states and 174920 transitions. [2021-12-18 09:51:14,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2021-12-18 09:51:14,048 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:51:14,048 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] [2021-12-18 09:51:14,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 09:51:14,049 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:51:14,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:51:14,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1132591825, now seen corresponding path program 1 times [2021-12-18 09:51:14,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:51:14,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483069192] [2021-12-18 09:51:14,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:51:14,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:51:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:51:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:51:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:51:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:51:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:51:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:51:14,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:51:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:51:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:51:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:51:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:51:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:51:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:51:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:51:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:51:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:51:14,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:51:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:51:14,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:14,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:51:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:51:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:51:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:51:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:51:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:51:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:51:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:51:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:51:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 09:51:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 09:51:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-18 09:51:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-18 09:51:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 09:51:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 09:51:15,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-18 09:51:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-18 09:51:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-12-18 09:51:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-12-18 09:51:15,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-12-18 09:51:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2021-12-18 09:51:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-18 09:51:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-18 09:51:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2021-12-18 09:51:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-18 09:51:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:51:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-18 09:51:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-12-18 09:51:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 09:51:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:51:15,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4121 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4100 trivial. 0 not checked. [2021-12-18 09:51:15,312 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:51:15,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483069192] [2021-12-18 09:51:15,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483069192] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:51:15,313 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:51:15,313 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 09:51:15,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972820538] [2021-12-18 09:51:15,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:51:15,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 09:51:15,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:51:15,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 09:51:15,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 09:51:15,315 INFO L87 Difference]: Start difference. First operand 121473 states and 174920 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) [2021-12-18 09:51:21,440 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:52:08,764 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:52:10,547 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:52:14,840 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:52:16,667 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:52:25,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:52:25,695 INFO L93 Difference]: Finished difference Result 375226 states and 542761 transitions. [2021-12-18 09:52:25,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 09:52:25,698 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 [2021-12-18 09:52:25,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:52:27,633 INFO L225 Difference]: With dead ends: 375226 [2021-12-18 09:52:27,634 INFO L226 Difference]: Without dead ends: 254708 [2021-12-18 09:52:28,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:52:28,433 INFO L933 BasicCegarLoop]: 15845 mSDtfsCounter, 9698 mSDsluCounter, 12778 mSDsCounter, 0 mSdLazyCounter, 6320 mSolverCounterSat, 3944 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11215 SdHoareTripleChecker+Valid, 28623 SdHoareTripleChecker+Invalid, 10267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3944 IncrementalHoareTripleChecker+Valid, 6320 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.9s IncrementalHoareTripleChecker+Time [2021-12-18 09:52:28,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11215 Valid, 28623 Invalid, 10267 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3944 Valid, 6320 Invalid, 3 Unknown, 0 Unchecked, 61.9s Time] [2021-12-18 09:52:28,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254708 states. [2021-12-18 09:52:36,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254708 to 240835. [2021-12-18 09:52:36,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240835 states, 166944 states have (on average 1.3103375982365344) internal successors, (218753), 170138 states have internal predecessors, (218753), 62165 states have call successors, (62165), 11071 states have call predecessors, (62165), 11724 states have return successors, (66006), 62322 states have call predecessors, (66006), 62165 states have call successors, (66006) [2021-12-18 09:52:39,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240835 states to 240835 states and 346924 transitions. [2021-12-18 09:52:39,154 INFO L78 Accepts]: Start accepts. Automaton has 240835 states and 346924 transitions. Word has length 505 [2021-12-18 09:52:39,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:52:39,155 INFO L470 AbstractCegarLoop]: Abstraction has 240835 states and 346924 transitions. [2021-12-18 09:52:39,156 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) [2021-12-18 09:52:39,156 INFO L276 IsEmpty]: Start isEmpty. Operand 240835 states and 346924 transitions. [2021-12-18 09:52:39,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2021-12-18 09:52:39,209 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:52:39,210 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] [2021-12-18 09:52:39,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 09:52:39,210 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:52:39,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:52:39,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1518454227, now seen corresponding path program 1 times [2021-12-18 09:52:39,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:52:39,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6317938] [2021-12-18 09:52:39,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:52:39,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:52:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:52:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:52:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:52:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:52:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:52:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:52:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:52:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:52:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:52:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:52:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:52:39,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:52:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:52:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:52:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:52:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:52:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:52:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:39,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:52:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:52:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:52:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:52:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:52:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:52:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:52:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:52:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:52:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:52:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 09:52:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 09:52:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-18 09:52:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-18 09:52:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 09:52:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 09:52:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-18 09:52:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-18 09:52:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-12-18 09:52:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-12-18 09:52:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-12-18 09:52:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2021-12-18 09:52:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-18 09:52:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-18 09:52:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2021-12-18 09:52:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-18 09:52:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:52:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-18 09:52:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-12-18 09:52:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 09:52:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:52:40,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4121 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4100 trivial. 0 not checked. [2021-12-18 09:52:40,653 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:52:40,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6317938] [2021-12-18 09:52:40,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6317938] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:52:40,653 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:52:40,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 09:52:40,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088450833] [2021-12-18 09:52:40,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:52:40,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 09:52:40,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:52:40,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 09:52:40,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 09:52:40,655 INFO L87 Difference]: Start difference. First operand 240835 states and 346924 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) [2021-12-18 09:52:47,121 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:53:37,953 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:53:39,750 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:53:44,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:53:46,499 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:53:57,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:53:57,724 INFO L93 Difference]: Finished difference Result 620908 states and 897889 transitions. [2021-12-18 09:53:57,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 09:53:57,728 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 [2021-12-18 09:53:57,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:54:00,947 INFO L225 Difference]: With dead ends: 620908 [2021-12-18 09:54:00,947 INFO L226 Difference]: Without dead ends: 379960 [2021-12-18 09:54:02,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:54:02,532 INFO L933 BasicCegarLoop]: 16128 mSDtfsCounter, 9623 mSDsluCounter, 12926 mSDsCounter, 0 mSdLazyCounter, 6326 mSolverCounterSat, 3860 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11138 SdHoareTripleChecker+Valid, 29054 SdHoareTripleChecker+Invalid, 10189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3860 IncrementalHoareTripleChecker+Valid, 6326 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.3s IncrementalHoareTripleChecker+Time [2021-12-18 09:54:02,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11138 Valid, 29054 Invalid, 10189 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3860 Valid, 6326 Invalid, 3 Unknown, 0 Unchecked, 63.3s Time] [2021-12-18 09:54:02,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379960 states.