./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-wan-lmc-lmc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 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-wan-lmc-lmc.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 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 16:56:08,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:56:08,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:56:09,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:56:09,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:56:09,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:56:09,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:56:09,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:56:09,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:56:09,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:56:09,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:56:09,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:56:09,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:56:09,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:56:09,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:56:09,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:56:09,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:56:09,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:56:09,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:56:09,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:56:09,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:56:09,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:56:09,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:56:09,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:56:09,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:56:09,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:56:09,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:56:09,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:56:09,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:56:09,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:56:09,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:56:09,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:56:09,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:56:09,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:56:09,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:56:09,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:56:09,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:56:09,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:56:09,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:56:09,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:56:09,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:56:09,066 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 16:56:09,086 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:56:09,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:56:09,087 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:56:09,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:56:09,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:56:09,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:56:09,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:56:09,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:56:09,088 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:56:09,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:56:09,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 16:56:09,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:56:09,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:56:09,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:56:09,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:56:09,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:56:09,090 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:56:09,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:56:09,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:56:09,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:56:09,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:56:09,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:56:09,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:56:09,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:56:09,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:56:09,092 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 16:56:09,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 16:56:09,092 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:56:09,092 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:56:09,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:56:09,092 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:56:09,093 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 [2021-12-21 16:56:09,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:56:09,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:56:09,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:56:09,315 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:56:09,315 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:56:09,317 INFO L432 ainManager$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-wan-lmc-lmc.cil.i [2021-12-21 16:56:09,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0023f78d5/39fc75f74b6646ceb7d3815f84884d1d/FLAG1c365d0d5 [2021-12-21 16:56:09,976 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:56:09,977 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-wan-lmc-lmc.cil.i [2021-12-21 16:56:10,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0023f78d5/39fc75f74b6646ceb7d3815f84884d1d/FLAG1c365d0d5 [2021-12-21 16:56:10,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0023f78d5/39fc75f74b6646ceb7d3815f84884d1d [2021-12-21 16:56:10,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:56:10,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:56:10,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:56:10,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:56:10,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:56:10,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:56:10" (1/1) ... [2021-12-21 16:56:10,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb849a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:10, skipping insertion in model container [2021-12-21 16:56:10,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:56:10" (1/1) ... [2021-12-21 16:56:10,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:56:10,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:56:12,122 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-wan-lmc-lmc.cil.i[395259,395272] [2021-12-21 16:56:12,125 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-wan-lmc-lmc.cil.i[395404,395417] [2021-12-21 16:56:12,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:56:12,161 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 16:56:12,698 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-wan-lmc-lmc.cil.i[395259,395272] [2021-12-21 16:56:12,699 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-wan-lmc-lmc.cil.i[395404,395417] [2021-12-21 16:56:12,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:56:12,878 INFO L208 MainTranslator]: Completed translation [2021-12-21 16:56:12,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12 WrapperNode [2021-12-21 16:56:12,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:56:12,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 16:56:12,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 16:56:12,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 16:56:12,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (1/1) ... [2021-12-21 16:56:12,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (1/1) ... [2021-12-21 16:56:13,069 INFO L137 Inliner]: procedures = 493, calls = 2689, calls flagged for inlining = 240, calls inlined = 225, statements flattened = 5114 [2021-12-21 16:56:13,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 16:56:13,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 16:56:13,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 16:56:13,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 16:56:13,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (1/1) ... [2021-12-21 16:56:13,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (1/1) ... [2021-12-21 16:56:13,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (1/1) ... [2021-12-21 16:56:13,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (1/1) ... [2021-12-21 16:56:13,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (1/1) ... [2021-12-21 16:56:13,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (1/1) ... [2021-12-21 16:56:13,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (1/1) ... [2021-12-21 16:56:13,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 16:56:13,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 16:56:13,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 16:56:13,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 16:56:13,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (1/1) ... [2021-12-21 16:56:13,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:56:13,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:56:13,343 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) [2021-12-21 16:56:13,345 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 [2021-12-21 16:56:13,387 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2021-12-21 16:56:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2021-12-21 16:56:13,387 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-21 16:56:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-21 16:56:13,387 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2021-12-21 16:56:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2021-12-21 16:56:13,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-21 16:56:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-21 16:56:13,387 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2021-12-21 16:56:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2021-12-21 16:56:13,387 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2021-12-21 16:56:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2021-12-21 16:56:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-21 16:56:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-21 16:56:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2021-12-21 16:56:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2021-12-21 16:56:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 16:56:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 16:56:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2021-12-21 16:56:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2021-12-21 16:56:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2021-12-21 16:56:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2021-12-21 16:56:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2021-12-21 16:56:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2021-12-21 16:56:13,388 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2021-12-21 16:56:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2021-12-21 16:56:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2021-12-21 16:56:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2021-12-21 16:56:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-21 16:56:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-21 16:56:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2021-12-21 16:56:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2021-12-21 16:56:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2021-12-21 16:56:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2021-12-21 16:56:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2021-12-21 16:56:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2021-12-21 16:56:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2021-12-21 16:56:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2021-12-21 16:56:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2021-12-21 16:56:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2021-12-21 16:56:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-21 16:56:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-21 16:56:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-21 16:56:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-21 16:56:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2021-12-21 16:56:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2021-12-21 16:56:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2021-12-21 16:56:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2021-12-21 16:56:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 16:56:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-21 16:56:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-21 16:56:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-21 16:56:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-21 16:56:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-21 16:56:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-21 16:56:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-21 16:56:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2021-12-21 16:56:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2021-12-21 16:56:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2021-12-21 16:56:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2021-12-21 16:56:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 16:56:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-21 16:56:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-21 16:56:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2021-12-21 16:56:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2021-12-21 16:56:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 16:56:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-12-21 16:56:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-12-21 16:56:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-21 16:56:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-21 16:56:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-21 16:56:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-21 16:56:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2021-12-21 16:56:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2021-12-21 16:56:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-21 16:56:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-21 16:56:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-21 16:56:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-21 16:56:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-21 16:56:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-21 16:56:13,396 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2021-12-21 16:56:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2021-12-21 16:56:13,396 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2021-12-21 16:56:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2021-12-21 16:56:13,396 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-21 16:56:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-21 16:56:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-21 16:56:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-21 16:56:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2021-12-21 16:56:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2021-12-21 16:56:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2021-12-21 16:56:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2021-12-21 16:56:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2021-12-21 16:56:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2021-12-21 16:56:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2021-12-21 16:56:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2021-12-21 16:56:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 16:56:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-21 16:56:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-21 16:56:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-21 16:56:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-21 16:56:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 16:56:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-21 16:56:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-21 16:56:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-21 16:56:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-21 16:56:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2021-12-21 16:56:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2021-12-21 16:56:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 16:56:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2021-12-21 16:56:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2021-12-21 16:56:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 16:56:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 16:56:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-21 16:56:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-21 16:56:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-21 16:56:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-21 16:56:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-21 16:56:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-21 16:56:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-21 16:56:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-21 16:56:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2021-12-21 16:56:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2021-12-21 16:56:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-21 16:56:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-21 16:56:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2021-12-21 16:56:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2021-12-21 16:56:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-21 16:56:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-21 16:56:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-21 16:56:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-21 16:56:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2021-12-21 16:56:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2021-12-21 16:56:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2021-12-21 16:56:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2021-12-21 16:56:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2021-12-21 16:56:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2021-12-21 16:56:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2021-12-21 16:56:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2021-12-21 16:56:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-21 16:56:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-21 16:56:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 16:56:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 16:56:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2021-12-21 16:56:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2021-12-21 16:56:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-21 16:56:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-21 16:56:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 16:56:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 16:56:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2021-12-21 16:56:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2021-12-21 16:56:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-21 16:56:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-21 16:56:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2021-12-21 16:56:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2021-12-21 16:56:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2021-12-21 16:56:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2021-12-21 16:56:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2021-12-21 16:56:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2021-12-21 16:56:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 16:56:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 16:56:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2021-12-21 16:56:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2021-12-21 16:56:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2021-12-21 16:56:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2021-12-21 16:56:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-21 16:56:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-21 16:56:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2021-12-21 16:56:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2021-12-21 16:56:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2021-12-21 16:56:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2021-12-21 16:56:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2021-12-21 16:56:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2021-12-21 16:56:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-21 16:56:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-21 16:56:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 16:56:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2021-12-21 16:56:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2021-12-21 16:56:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2021-12-21 16:56:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2021-12-21 16:56:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 16:56:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-21 16:56:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-21 16:56:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2021-12-21 16:56:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2021-12-21 16:56:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 16:56:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-21 16:56:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-21 16:56:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2021-12-21 16:56:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2021-12-21 16:56:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2021-12-21 16:56:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2021-12-21 16:56:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-21 16:56:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-21 16:56:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2021-12-21 16:56:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2021-12-21 16:56:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2021-12-21 16:56:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2021-12-21 16:56:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-21 16:56:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-21 16:56:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-21 16:56:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-21 16:56:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2021-12-21 16:56:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2021-12-21 16:56:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2021-12-21 16:56:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2021-12-21 16:56:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-21 16:56:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-21 16:56:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-21 16:56:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-21 16:56:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-21 16:56:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-21 16:56:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2021-12-21 16:56:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2021-12-21 16:56:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2021-12-21 16:56:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2021-12-21 16:56:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 16:56:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 16:56:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2021-12-21 16:56:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2021-12-21 16:56:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 16:56:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-12-21 16:56:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-12-21 16:56:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 16:56:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 16:56:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2021-12-21 16:56:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2021-12-21 16:56:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2021-12-21 16:56:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2021-12-21 16:56:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2021-12-21 16:56:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2021-12-21 16:56:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2021-12-21 16:56:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2021-12-21 16:56:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-21 16:56:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-21 16:56:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2021-12-21 16:56:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2021-12-21 16:56:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2021-12-21 16:56:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2021-12-21 16:56:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-21 16:56:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-21 16:56:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2021-12-21 16:56:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2021-12-21 16:56:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2021-12-21 16:56:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2021-12-21 16:56:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-12-21 16:56:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-12-21 16:56:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 16:56:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-21 16:56:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-21 16:56:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-12-21 16:56:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-12-21 16:56:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-21 16:56:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-21 16:56:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-21 16:56:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-21 16:56:14,185 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 16:56:14,187 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 16:56:14,504 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 16:56:15,553 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1244#1.base, #t~mem1244#1.offset := read~$Pointer$(~sc#1.base, 141 + ~sc#1.offset, 8); [2021-12-21 16:56:15,554 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895: SUMMARY for call lmc_trace(#t~mem1244#1.base, #t~mem1244#1.offset, 129, 0); srcloc: null [2021-12-21 16:56:15,554 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895-1: havoc #t~mem1244#1.base, #t~mem1244#1.offset; [2021-12-21 16:56:17,648 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-21 16:56:17,708 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 16:56:17,725 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 16:56:17,726 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 16:56:17,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:56:17 BoogieIcfgContainer [2021-12-21 16:56:17,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 16:56:17,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 16:56:17,730 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 16:56:17,732 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 16:56:17,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 04:56:10" (1/3) ... [2021-12-21 16:56:17,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24db4421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:56:17, skipping insertion in model container [2021-12-21 16:56:17,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:56:12" (2/3) ... [2021-12-21 16:56:17,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24db4421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:56:17, skipping insertion in model container [2021-12-21 16:56:17,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:56:17" (3/3) ... [2021-12-21 16:56:17,734 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2021-12-21 16:56:17,739 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 16:56:17,739 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 16:56:17,777 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 16:56:17,781 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 [2021-12-21 16:56:17,781 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 16:56:17,816 INFO L276 IsEmpty]: Start isEmpty. Operand has 2527 states, 1630 states have (on average 1.2914110429447854) internal successors, (2105), 1698 states have internal predecessors, (2105), 777 states have call successors, (777), 120 states have call predecessors, (777), 119 states have return successors, (770), 727 states have call predecessors, (770), 770 states have call successors, (770) [2021-12-21 16:56:17,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-12-21 16:56:17,846 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:56:17,847 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:56:17,847 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:56:17,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:56:17,853 INFO L85 PathProgramCache]: Analyzing trace with hash 332962390, now seen corresponding path program 1 times [2021-12-21 16:56:17,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:56:17,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934418062] [2021-12-21 16:56:17,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:56:17,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:56:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 16:56:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:56:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 16:56:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 16:56:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 16:56:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 16:56:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 16:56:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 16:56:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 16:56:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 16:56:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 16:56:18,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 16:56:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 16:56:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:56:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 16:56:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:18,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-21 16:56:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-21 16:56:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-21 16:56:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2021-12-21 16:56:18,668 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:56:18,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934418062] [2021-12-21 16:56:18,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934418062] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:56:18,669 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:56:18,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:56:18,671 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662934948] [2021-12-21 16:56:18,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:56:18,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:56:18,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:56:18,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:56:18,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:56:18,710 INFO L87 Difference]: Start difference. First operand has 2527 states, 1630 states have (on average 1.2914110429447854) internal successors, (2105), 1698 states have internal predecessors, (2105), 777 states have call successors, (777), 120 states have call predecessors, (777), 119 states have return successors, (770), 727 states have call predecessors, (770), 770 states have call successors, (770) Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2021-12-21 16:56:24,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:56:24,105 INFO L93 Difference]: Finished difference Result 7439 states and 10875 transitions. [2021-12-21 16:56:24,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 16:56:24,108 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 215 [2021-12-21 16:56:24,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:56:24,144 INFO L225 Difference]: With dead ends: 7439 [2021-12-21 16:56:24,144 INFO L226 Difference]: Without dead ends: 4879 [2021-12-21 16:56:24,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:56:24,172 INFO L933 BasicCegarLoop]: 3722 mSDtfsCounter, 4173 mSDsluCounter, 3524 mSDsCounter, 0 mSdLazyCounter, 2890 mSolverCounterSat, 2631 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4868 SdHoareTripleChecker+Valid, 7246 SdHoareTripleChecker+Invalid, 5521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2631 IncrementalHoareTripleChecker+Valid, 2890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2021-12-21 16:56:24,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4868 Valid, 7246 Invalid, 5521 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2631 Valid, 2890 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2021-12-21 16:56:24,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4879 states. [2021-12-21 16:56:24,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4879 to 4699. [2021-12-21 16:56:24,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4699 states, 3058 states have (on average 1.29136690647482) internal successors, (3949), 3189 states have internal predecessors, (3949), 1413 states have call successors, (1413), 227 states have call predecessors, (1413), 227 states have return successors, (1413), 1327 states have call predecessors, (1413), 1413 states have call successors, (1413) [2021-12-21 16:56:24,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4699 states to 4699 states and 6775 transitions. [2021-12-21 16:56:24,560 INFO L78 Accepts]: Start accepts. Automaton has 4699 states and 6775 transitions. Word has length 215 [2021-12-21 16:56:24,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:56:24,561 INFO L470 AbstractCegarLoop]: Abstraction has 4699 states and 6775 transitions. [2021-12-21 16:56:24,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2021-12-21 16:56:24,562 INFO L276 IsEmpty]: Start isEmpty. Operand 4699 states and 6775 transitions. [2021-12-21 16:56:24,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-12-21 16:56:24,588 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:56:24,588 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:56:24,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 16:56:24,589 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:56:24,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:56:24,590 INFO L85 PathProgramCache]: Analyzing trace with hash 922238636, now seen corresponding path program 1 times [2021-12-21 16:56:24,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:56:24,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831257106] [2021-12-21 16:56:24,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:56:24,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:56:24,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 16:56:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:56:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 16:56:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 16:56:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 16:56:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 16:56:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 16:56:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 16:56:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 16:56:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 16:56:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 16:56:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 16:56:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 16:56:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:24,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:24,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:56:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 16:56:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-21 16:56:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-12-21 16:56:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-21 16:56:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-21 16:56:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-21 16:56:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:56:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-21 16:56:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-21 16:56:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-21 16:56:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:56:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-12-21 16:56:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:25,167 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2021-12-21 16:56:25,167 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:56:25,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831257106] [2021-12-21 16:56:25,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831257106] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:56:25,168 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:56:25,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:56:25,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542959446] [2021-12-21 16:56:25,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:56:25,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:56:25,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:56:25,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:56:25,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:56:25,170 INFO L87 Difference]: Start difference. First operand 4699 states and 6775 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-12-21 16:56:30,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:56:30,494 INFO L93 Difference]: Finished difference Result 13572 states and 19604 transitions. [2021-12-21 16:56:30,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 16:56:30,495 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 278 [2021-12-21 16:56:30,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:56:30,549 INFO L225 Difference]: With dead ends: 13572 [2021-12-21 16:56:30,550 INFO L226 Difference]: Without dead ends: 8908 [2021-12-21 16:56:30,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:56:30,578 INFO L933 BasicCegarLoop]: 3573 mSDtfsCounter, 3994 mSDsluCounter, 3517 mSDsCounter, 0 mSdLazyCounter, 2692 mSolverCounterSat, 2463 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4585 SdHoareTripleChecker+Valid, 7090 SdHoareTripleChecker+Invalid, 5155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2463 IncrementalHoareTripleChecker+Valid, 2692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-12-21 16:56:30,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4585 Valid, 7090 Invalid, 5155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2463 Valid, 2692 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-12-21 16:56:30,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8908 states. [2021-12-21 16:56:30,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8908 to 8719. [2021-12-21 16:56:30,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8719 states, 5692 states have (on average 1.2879479971890373) internal successors, (7331), 5944 states have internal predecessors, (7331), 2572 states have call successors, (2572), 436 states have call predecessors, (2572), 454 states have return successors, (2658), 2411 states have call predecessors, (2658), 2572 states have call successors, (2658) [2021-12-21 16:56:30,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8719 states to 8719 states and 12561 transitions. [2021-12-21 16:56:30,982 INFO L78 Accepts]: Start accepts. Automaton has 8719 states and 12561 transitions. Word has length 278 [2021-12-21 16:56:30,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:56:30,983 INFO L470 AbstractCegarLoop]: Abstraction has 8719 states and 12561 transitions. [2021-12-21 16:56:30,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-12-21 16:56:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 8719 states and 12561 transitions. [2021-12-21 16:56:31,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-12-21 16:56:31,000 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:56:31,000 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 5, 5, 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] [2021-12-21 16:56:31,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 16:56:31,001 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:56:31,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:56:31,003 INFO L85 PathProgramCache]: Analyzing trace with hash 463614084, now seen corresponding path program 1 times [2021-12-21 16:56:31,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:56:31,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242746429] [2021-12-21 16:56:31,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:56:31,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:56:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 16:56:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:56:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 16:56:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 16:56:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 16:56:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 16:56:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 16:56:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 16:56:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 16:56:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 16:56:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 16:56:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 16:56:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 16:56:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:56:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 16:56:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-21 16:56:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-12-21 16:56:31,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-21 16:56:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-21 16:56:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-21 16:56:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-21 16:56:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-21 16:56:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-21 16:56:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-21 16:56:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-21 16:56:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-12-21 16:56:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-21 16:56:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-12-21 16:56:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-21 16:56:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-21 16:56:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:31,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2021-12-21 16:56:31,530 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:56:31,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242746429] [2021-12-21 16:56:31,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242746429] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:56:31,531 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:56:31,531 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 16:56:31,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099335423] [2021-12-21 16:56:31,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:56:31,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 16:56:31,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:56:31,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 16:56:31,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:56:31,533 INFO L87 Difference]: Start difference. First operand 8719 states and 12561 transitions. Second operand has 6 states, 5 states have (on average 19.0) internal successors, (95), 3 states have internal predecessors, (95), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2021-12-21 16:56:43,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:56:43,951 INFO L93 Difference]: Finished difference Result 27305 states and 40480 transitions. [2021-12-21 16:56:43,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-21 16:56:43,952 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.0) internal successors, (95), 3 states have internal predecessors, (95), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) Word has length 293 [2021-12-21 16:56:43,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:56:44,082 INFO L225 Difference]: With dead ends: 27305 [2021-12-21 16:56:44,083 INFO L226 Difference]: Without dead ends: 18621 [2021-12-21 16:56:44,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-12-21 16:56:44,141 INFO L933 BasicCegarLoop]: 3475 mSDtfsCounter, 7457 mSDsluCounter, 5641 mSDsCounter, 0 mSdLazyCounter, 6394 mSolverCounterSat, 8126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7862 SdHoareTripleChecker+Valid, 9116 SdHoareTripleChecker+Invalid, 14520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8126 IncrementalHoareTripleChecker+Valid, 6394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2021-12-21 16:56:44,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7862 Valid, 9116 Invalid, 14520 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8126 Valid, 6394 Invalid, 0 Unknown, 0 Unchecked, 11.4s Time] [2021-12-21 16:56:44,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18621 states. [2021-12-21 16:56:44,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18621 to 16653. [2021-12-21 16:56:44,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16653 states, 10803 states have (on average 1.2852911228362491) internal successors, (13885), 11303 states have internal predecessors, (13885), 4957 states have call successors, (4957), 852 states have call predecessors, (4957), 892 states have return successors, (5168), 4627 states have call predecessors, (5168), 4957 states have call successors, (5168) [2021-12-21 16:56:44,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16653 states to 16653 states and 24010 transitions. [2021-12-21 16:56:44,975 INFO L78 Accepts]: Start accepts. Automaton has 16653 states and 24010 transitions. Word has length 293 [2021-12-21 16:56:44,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:56:44,976 INFO L470 AbstractCegarLoop]: Abstraction has 16653 states and 24010 transitions. [2021-12-21 16:56:44,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.0) internal successors, (95), 3 states have internal predecessors, (95), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2021-12-21 16:56:44,978 INFO L276 IsEmpty]: Start isEmpty. Operand 16653 states and 24010 transitions. [2021-12-21 16:56:44,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-12-21 16:56:44,994 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:56:44,994 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 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] [2021-12-21 16:56:44,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 16:56:44,994 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:56:44,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:56:44,995 INFO L85 PathProgramCache]: Analyzing trace with hash -5499089, now seen corresponding path program 1 times [2021-12-21 16:56:44,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:56:44,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646872546] [2021-12-21 16:56:44,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:56:44,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:56:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 16:56:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:56:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 16:56:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 16:56:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 16:56:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 16:56:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 16:56:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 16:56:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 16:56:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 16:56:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 16:56:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 16:56:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 16:56:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:56:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 16:56:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-21 16:56:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-21 16:56:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-21 16:56:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-12-21 16:56:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-12-21 16:56:45,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-12-21 16:56:45,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-21 16:56:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-21 16:56:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-12-21 16:56:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-12-21 16:56:45,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:45,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1186 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2021-12-21 16:56:45,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:56:45,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646872546] [2021-12-21 16:56:45,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646872546] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:56:45,409 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:56:45,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:56:45,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87624249] [2021-12-21 16:56:45,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:56:45,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:56:45,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:56:45,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:56:45,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:56:45,411 INFO L87 Difference]: Start difference. First operand 16653 states and 24010 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-12-21 16:56:50,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:56:50,742 INFO L93 Difference]: Finished difference Result 41613 states and 60122 transitions. [2021-12-21 16:56:50,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 16:56:50,759 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 281 [2021-12-21 16:56:50,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:56:50,940 INFO L225 Difference]: With dead ends: 41613 [2021-12-21 16:56:50,940 INFO L226 Difference]: Without dead ends: 24995 [2021-12-21 16:56:51,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:56:51,045 INFO L933 BasicCegarLoop]: 6105 mSDtfsCounter, 3238 mSDsluCounter, 4429 mSDsCounter, 0 mSdLazyCounter, 2831 mSolverCounterSat, 1873 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3914 SdHoareTripleChecker+Valid, 10534 SdHoareTripleChecker+Invalid, 4704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1873 IncrementalHoareTripleChecker+Valid, 2831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-12-21 16:56:51,046 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3914 Valid, 10534 Invalid, 4704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1873 Valid, 2831 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2021-12-21 16:56:51,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24995 states. [2021-12-21 16:56:51,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24995 to 24485. [2021-12-21 16:56:52,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24485 states, 15879 states have (on average 1.2859122110964167) internal successors, (20419), 16623 states have internal predecessors, (20419), 7289 states have call successors, (7289), 1256 states have call predecessors, (7289), 1316 states have return successors, (7585), 6795 states have call predecessors, (7585), 7289 states have call successors, (7585) [2021-12-21 16:56:52,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24485 states to 24485 states and 35293 transitions. [2021-12-21 16:56:52,173 INFO L78 Accepts]: Start accepts. Automaton has 24485 states and 35293 transitions. Word has length 281 [2021-12-21 16:56:52,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:56:52,173 INFO L470 AbstractCegarLoop]: Abstraction has 24485 states and 35293 transitions. [2021-12-21 16:56:52,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-12-21 16:56:52,174 INFO L276 IsEmpty]: Start isEmpty. Operand 24485 states and 35293 transitions. [2021-12-21 16:56:52,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2021-12-21 16:56:52,194 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:56:52,195 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 12, 12, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2021-12-21 16:56:52,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-21 16:56:52,195 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:56:52,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:56:52,196 INFO L85 PathProgramCache]: Analyzing trace with hash 675826275, now seen corresponding path program 1 times [2021-12-21 16:56:52,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:56:52,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767919430] [2021-12-21 16:56:52,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:56:52,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:56:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 16:56:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:56:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 16:56:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 16:56:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 16:56:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 16:56:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 16:56:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 16:56:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 16:56:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 16:56:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 16:56:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 16:56:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 16:56:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:56:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 16:56:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-21 16:56:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-21 16:56:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-21 16:56:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-21 16:56:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-21 16:56:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-21 16:56:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-21 16:56:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-12-21 16:56:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-21 16:56:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-21 16:56:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-21 16:56:52,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:56:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-21 16:56:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-21 16:56:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-21 16:56:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-21 16:56:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-21 16:56:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-21 16:56:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-21 16:56:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-21 16:56:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 16:56:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:56:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-21 16:56:52,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-12-21 16:56:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-21 16:56:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2021-12-21 16:56:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:52,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2021-12-21 16:56:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:53,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2021-12-21 16:56:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:56:53,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1205 trivial. 0 not checked. [2021-12-21 16:56:53,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:56:53,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767919430] [2021-12-21 16:56:53,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767919430] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:56:53,006 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:56:53,006 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-21 16:56:53,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392872352] [2021-12-21 16:56:53,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:56:53,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-21 16:56:53,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:56:53,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-21 16:56:53,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-12-21 16:56:53,008 INFO L87 Difference]: Start difference. First operand 24485 states and 35293 transitions. Second operand has 9 states, 8 states have (on average 18.5) internal successors, (148), 4 states have internal predecessors, (148), 4 states have call successors, (51), 7 states have call predecessors, (51), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48)