./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_fs-autofs4-autofs4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.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 371146a21f508450d2917c35c74c2cfe0e1080bf9001699397599cb4eb3a0e88 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 09:57:50,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 09:57:50,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 09:57:50,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 09:57:50,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 09:57:50,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 09:57:50,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 09:57:50,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 09:57:50,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 09:57:50,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 09:57:50,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 09:57:50,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 09:57:50,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 09:57:50,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 09:57:50,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 09:57:50,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 09:57:50,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 09:57:50,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 09:57:50,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 09:57:50,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 09:57:50,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 09:57:50,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 09:57:50,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 09:57:50,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 09:57:50,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 09:57:50,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 09:57:50,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 09:57:50,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 09:57:50,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 09:57:50,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 09:57:50,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 09:57:50,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 09:57:50,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 09:57:50,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 09:57:50,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 09:57:50,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 09:57:50,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 09:57:50,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 09:57:50,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 09:57:50,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 09:57:50,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 09:57:50,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 09:57:50,915 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 09:57:50,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 09:57:50,917 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 09:57:50,917 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 09:57:50,918 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 09:57:50,918 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 09:57:50,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 09:57:50,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 09:57:50,919 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 09:57:50,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 09:57:50,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 09:57:50,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 09:57:50,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 09:57:50,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 09:57:50,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 09:57:50,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 09:57:50,921 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 09:57:50,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 09:57:50,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 09:57:50,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 09:57:50,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 09:57:50,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 09:57:50,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 09:57:50,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 09:57:50,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 09:57:50,922 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 09:57:50,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 09:57:50,922 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 09:57:50,922 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 09:57:50,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 09:57:50,923 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 09:57:50,923 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 371146a21f508450d2917c35c74c2cfe0e1080bf9001699397599cb4eb3a0e88 [2021-12-18 09:57:51,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 09:57:51,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 09:57:51,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 09:57:51,134 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 09:57:51,134 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 09:57:51,135 INFO L432 ainManager$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_fs-autofs4-autofs4.cil.i [2021-12-18 09:57:51,175 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/441630a3d/eb62e9c9cd6642bb92689954c47947bb/FLAG919436394 [2021-12-18 09:57:51,755 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 09:57:51,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i [2021-12-18 09:57:51,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/441630a3d/eb62e9c9cd6642bb92689954c47947bb/FLAG919436394 [2021-12-18 09:57:51,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/441630a3d/eb62e9c9cd6642bb92689954c47947bb [2021-12-18 09:57:51,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 09:57:51,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 09:57:51,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 09:57:51,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 09:57:51,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 09:57:51,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:57:51" (1/1) ... [2021-12-18 09:57:51,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b4d69c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:51, skipping insertion in model container [2021-12-18 09:57:51,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:57:51" (1/1) ... [2021-12-18 09:57:51,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 09:57:52,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 09:57:54,518 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_fs-autofs4-autofs4.cil.i[402539,402552] [2021-12-18 09:57:54,520 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_fs-autofs4-autofs4.cil.i[402684,402697] [2021-12-18 09:57:54,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 09:57:54,587 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 09:57:54,839 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_fs-autofs4-autofs4.cil.i[402539,402552] [2021-12-18 09:57:54,840 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_fs-autofs4-autofs4.cil.i[402684,402697] [2021-12-18 09:57:54,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 09:57:54,961 INFO L208 MainTranslator]: Completed translation [2021-12-18 09:57:54,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54 WrapperNode [2021-12-18 09:57:54,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 09:57:54,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 09:57:54,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 09:57:54,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 09:57:54,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (1/1) ... [2021-12-18 09:57:55,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (1/1) ... [2021-12-18 09:57:55,274 INFO L137 Inliner]: procedures = 551, calls = 3616, calls flagged for inlining = 270, calls inlined = 246, statements flattened = 8919 [2021-12-18 09:57:55,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 09:57:55,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 09:57:55,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 09:57:55,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 09:57:55,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (1/1) ... [2021-12-18 09:57:55,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (1/1) ... [2021-12-18 09:57:55,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (1/1) ... [2021-12-18 09:57:55,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (1/1) ... [2021-12-18 09:57:55,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (1/1) ... [2021-12-18 09:57:55,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (1/1) ... [2021-12-18 09:57:55,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (1/1) ... [2021-12-18 09:57:55,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 09:57:55,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 09:57:55,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 09:57:55,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 09:57:55,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (1/1) ... [2021-12-18 09:57:55,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 09:57:55,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:57:55,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 09:57:55,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 09:57:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2021-12-18 09:57:55,600 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2021-12-18 09:57:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-12-18 09:57:55,601 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-12-18 09:57:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 09:57:55,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 09:57:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2021-12-18 09:57:55,601 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2021-12-18 09:57:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2021-12-18 09:57:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2021-12-18 09:57:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-18 09:57:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-18 09:57:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 09:57:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 09:57:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2021-12-18 09:57:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2021-12-18 09:57:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2021-12-18 09:57:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2021-12-18 09:57:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-12-18 09:57:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-12-18 09:57:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-12-18 09:57:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-12-18 09:57:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-12-18 09:57:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-12-18 09:57:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-12-18 09:57:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-12-18 09:57:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2021-12-18 09:57:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2021-12-18 09:57:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2021-12-18 09:57:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2021-12-18 09:57:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2021-12-18 09:57:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2021-12-18 09:57:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2021-12-18 09:57:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2021-12-18 09:57:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2021-12-18 09:57:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2021-12-18 09:57:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2021-12-18 09:57:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2021-12-18 09:57:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2021-12-18 09:57:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2021-12-18 09:57:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2021-12-18 09:57:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2021-12-18 09:57:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-18 09:57:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2021-12-18 09:57:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2021-12-18 09:57:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2021-12-18 09:57:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2021-12-18 09:57:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 09:57:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 09:57:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-18 09:57:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-18 09:57:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 09:57:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 09:57:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 09:57:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2021-12-18 09:57:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2021-12-18 09:57:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-18 09:57:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-18 09:57:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_63 [2021-12-18 09:57:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_63 [2021-12-18 09:57:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2021-12-18 09:57:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2021-12-18 09:57:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-18 09:57:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-18 09:57:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 09:57:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 09:57:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-18 09:57:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-18 09:57:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2021-12-18 09:57:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2021-12-18 09:57:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2021-12-18 09:57:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2021-12-18 09:57:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-12-18 09:57:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-12-18 09:57:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2021-12-18 09:57:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2021-12-18 09:57:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_57 [2021-12-18 09:57:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_57 [2021-12-18 09:57:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 09:57:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 09:57:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2021-12-18 09:57:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2021-12-18 09:57:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 09:57:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-18 09:57:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-18 09:57:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-12-18 09:57:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-12-18 09:57:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2021-12-18 09:57:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2021-12-18 09:57:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2021-12-18 09:57:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2021-12-18 09:57:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 09:57:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 09:57:55,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 09:57:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2021-12-18 09:57:55,615 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2021-12-18 09:57:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2021-12-18 09:57:55,615 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2021-12-18 09:57:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 09:57:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-12-18 09:57:55,616 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-12-18 09:57:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-18 09:57:55,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-18 09:57:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2021-12-18 09:57:55,616 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2021-12-18 09:57:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 09:57:55,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 09:57:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2021-12-18 09:57:55,617 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2021-12-18 09:57:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2021-12-18 09:57:55,617 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2021-12-18 09:57:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2021-12-18 09:57:55,617 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2021-12-18 09:57:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-18 09:57:55,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-18 09:57:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 09:57:55,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 09:57:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 09:57:55,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 09:57:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2021-12-18 09:57:55,620 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2021-12-18 09:57:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-18 09:57:55,621 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-18 09:57:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2021-12-18 09:57:55,621 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2021-12-18 09:57:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2021-12-18 09:57:55,621 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2021-12-18 09:57:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 09:57:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-12-18 09:57:55,622 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-12-18 09:57:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-18 09:57:55,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-18 09:57:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-18 09:57:55,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-18 09:57:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-18 09:57:55,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-18 09:57:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-18 09:57:55,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-18 09:57:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-12-18 09:57:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-18 09:57:55,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-18 09:57:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 09:57:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 09:57:55,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 09:57:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 09:57:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 09:57:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2021-12-18 09:57:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2021-12-18 09:57:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-18 09:57:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-18 09:57:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-18 09:57:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-18 09:57:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2021-12-18 09:57:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2021-12-18 09:57:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-18 09:57:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-18 09:57:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2021-12-18 09:57:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2021-12-18 09:57:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2021-12-18 09:57:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2021-12-18 09:57:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-18 09:57:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-18 09:57:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-18 09:57:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-18 09:57:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2021-12-18 09:57:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2021-12-18 09:57:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-18 09:57:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-18 09:57:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2021-12-18 09:57:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2021-12-18 09:57:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2021-12-18 09:57:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2021-12-18 09:57:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2021-12-18 09:57:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2021-12-18 09:57:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 09:57:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 09:57:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2021-12-18 09:57:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2021-12-18 09:57:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-18 09:57:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-18 09:57:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2021-12-18 09:57:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2021-12-18 09:57:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-18 09:57:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-18 09:57:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2021-12-18 09:57:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2021-12-18 09:57:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-12-18 09:57:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-12-18 09:57:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 09:57:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 09:57:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2021-12-18 09:57:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2021-12-18 09:57:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 09:57:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 09:57:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2021-12-18 09:57:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2021-12-18 09:57:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-12-18 09:57:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-12-18 09:57:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-18 09:57:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-18 09:57:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2021-12-18 09:57:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2021-12-18 09:57:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2021-12-18 09:57:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2021-12-18 09:57:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-18 09:57:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-18 09:57:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-18 09:57:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-18 09:57:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2021-12-18 09:57:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2021-12-18 09:57:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2021-12-18 09:57:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2021-12-18 09:57:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-18 09:57:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-18 09:57:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2021-12-18 09:57:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2021-12-18 09:57:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 09:57:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 09:57:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-12-18 09:57:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-12-18 09:57:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 09:57:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 09:57:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2021-12-18 09:57:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2021-12-18 09:57:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-12-18 09:57:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-12-18 09:57:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2021-12-18 09:57:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2021-12-18 09:57:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2021-12-18 09:57:55,634 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2021-12-18 09:57:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-18 09:57:55,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-18 09:57:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2021-12-18 09:57:55,634 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2021-12-18 09:57:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 09:57:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 09:57:55,634 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 09:57:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2021-12-18 09:57:55,635 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2021-12-18 09:57:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-12-18 09:57:55,635 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-12-18 09:57:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2021-12-18 09:57:55,635 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2021-12-18 09:57:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 09:57:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-18 09:57:55,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-18 09:57:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-12-18 09:57:55,636 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-12-18 09:57:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-18 09:57:55,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-18 09:57:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 09:57:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-18 09:57:55,636 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-18 09:57:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 09:57:55,636 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 09:57:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2021-12-18 09:57:55,637 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2021-12-18 09:57:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-18 09:57:55,637 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-18 09:57:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 09:57:55,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 09:57:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2021-12-18 09:57:55,637 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2021-12-18 09:57:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2021-12-18 09:57:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2021-12-18 09:57:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 09:57:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 09:57:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-18 09:57:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-18 09:57:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2021-12-18 09:57:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2021-12-18 09:57:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_86 [2021-12-18 09:57:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_86 [2021-12-18 09:57:55,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_64 [2021-12-18 09:57:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_64 [2021-12-18 09:57:55,639 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2021-12-18 09:57:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2021-12-18 09:57:55,639 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2021-12-18 09:57:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2021-12-18 09:57:55,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_58 [2021-12-18 09:57:55,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_58 [2021-12-18 09:57:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 09:57:55,640 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 09:57:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2021-12-18 09:57:55,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2021-12-18 09:57:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2021-12-18 09:57:55,641 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2021-12-18 09:57:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2021-12-18 09:57:55,641 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2021-12-18 09:57:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-18 09:57:55,641 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-18 09:57:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-18 09:57:55,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-18 09:57:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 09:57:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2021-12-18 09:57:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2021-12-18 09:57:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2021-12-18 09:57:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2021-12-18 09:57:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 09:57:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 09:57:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_87 [2021-12-18 09:57:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_87 [2021-12-18 09:57:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2021-12-18 09:57:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2021-12-18 09:57:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2021-12-18 09:57:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2021-12-18 09:57:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-12-18 09:57:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-12-18 09:57:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-12-18 09:57:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-12-18 09:57:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-18 09:57:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-18 09:57:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2021-12-18 09:57:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2021-12-18 09:57:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-18 09:57:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-18 09:57:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2021-12-18 09:57:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2021-12-18 09:57:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-18 09:57:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-18 09:57:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-18 09:57:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-18 09:57:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-18 09:57:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-18 09:57:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-18 09:57:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-18 09:57:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2021-12-18 09:57:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2021-12-18 09:57:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 09:57:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 09:57:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2021-12-18 09:57:55,646 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2021-12-18 09:57:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 09:57:55,646 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 09:57:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 09:57:55,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 09:57:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-18 09:57:55,646 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-18 09:57:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 09:57:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2021-12-18 09:57:55,647 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2021-12-18 09:57:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2021-12-18 09:57:55,647 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2021-12-18 09:57:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2021-12-18 09:57:55,647 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2021-12-18 09:57:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 09:57:55,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 09:57:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-18 09:57:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-18 09:57:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-18 09:57:56,526 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 09:57:56,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 09:57:56,706 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 09:57:57,096 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#descriptor~12#1.base, ~#descriptor~12#1.offset);havoc ~#descriptor~12#1.base, ~#descriptor~12#1.offset; [2021-12-18 09:58:01,958 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-18 09:58:02,052 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 09:58:02,075 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 09:58:02,075 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-12-18 09:58:02,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:58:02 BoogieIcfgContainer [2021-12-18 09:58:02,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 09:58:02,082 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 09:58:02,082 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 09:58:02,085 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 09:58:02,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 09:57:51" (1/3) ... [2021-12-18 09:58:02,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10bbcbfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:58:02, skipping insertion in model container [2021-12-18 09:58:02,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:57:54" (2/3) ... [2021-12-18 09:58:02,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10bbcbfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:58:02, skipping insertion in model container [2021-12-18 09:58:02,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:58:02" (3/3) ... [2021-12-18 09:58:02,088 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i [2021-12-18 09:58:02,092 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 09:58:02,092 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 09:58:02,143 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 09:58:02,147 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-18 09:58:02,148 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 09:58:02,210 INFO L276 IsEmpty]: Start isEmpty. Operand has 3212 states, 2125 states have (on average 1.299294117647059) internal successors, (2761), 2175 states have internal predecessors, (2761), 922 states have call successors, (922), 165 states have call predecessors, (922), 164 states have return successors, (911), 905 states have call predecessors, (911), 911 states have call successors, (911) [2021-12-18 09:58:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2021-12-18 09:58:02,241 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:58:02,242 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 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] [2021-12-18 09:58:02,243 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:58:02,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:58:02,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1642902705, now seen corresponding path program 1 times [2021-12-18 09:58:02,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:58:02,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162323568] [2021-12-18 09:58:02,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:58:02,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:58:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:02,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:58:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:02,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:02,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:58:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:02,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:02,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:58:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:58:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:58:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:58:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:58:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:58:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:58:03,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:58:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:58:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:58:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:58:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:58:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:58:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:58:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:58:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:58:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:58:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:58:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:58:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:58:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:58:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:58:03,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:58:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:58:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:58:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 09:58:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 09:58:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 09:58:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 09:58:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:58:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 09:58:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 09:58:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 09:58:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 09:58:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 09:58:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 09:58:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 09:58:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 09:58:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 09:58:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 09:58:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 09:58:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 09:58:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 09:58:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-18 09:58:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:58:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 09:58:03,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-18 09:58:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-18 09:58:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-18 09:58:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-18 09:58:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-12-18 09:58:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-18 09:58:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-12-18 09:58:03,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:58:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-12-18 09:58:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:03,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-12-18 09:58:03,916 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:58:03,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162323568] [2021-12-18 09:58:03,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162323568] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:58:03,917 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:58:03,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 09:58:03,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332366783] [2021-12-18 09:58:03,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:58:03,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 09:58:03,922 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:58:03,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 09:58:03,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:58:03,945 INFO L87 Difference]: Start difference. First operand has 3212 states, 2125 states have (on average 1.299294117647059) internal successors, (2761), 2175 states have internal predecessors, (2761), 922 states have call successors, (922), 165 states have call predecessors, (922), 164 states have return successors, (911), 905 states have call predecessors, (911), 911 states have call successors, (911) Second operand has 5 states, 5 states have (on average 23.4) internal successors, (117), 2 states have internal predecessors, (117), 2 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2021-12-18 09:58:07,608 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:09,628 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:11,686 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:16,415 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:22,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:58:22,105 INFO L93 Difference]: Finished difference Result 6442 states and 9431 transitions. [2021-12-18 09:58:22,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 09:58:22,114 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 2 states have internal predecessors, (117), 2 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) Word has length 595 [2021-12-18 09:58:22,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:58:22,159 INFO L225 Difference]: With dead ends: 6442 [2021-12-18 09:58:22,159 INFO L226 Difference]: Without dead ends: 3292 [2021-12-18 09:58:22,189 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-18 09:58:22,193 INFO L933 BasicCegarLoop]: 4196 mSDtfsCounter, 1487 mSDsluCounter, 4720 mSDsCounter, 0 mSdLazyCounter, 4025 mSolverCounterSat, 2163 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 8916 SdHoareTripleChecker+Invalid, 6191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2163 IncrementalHoareTripleChecker+Valid, 4025 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2021-12-18 09:58:22,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 8916 Invalid, 6191 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2163 Valid, 4025 Invalid, 3 Unknown, 0 Unchecked, 17.6s Time] [2021-12-18 09:58:22,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3292 states. [2021-12-18 09:58:22,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3292 to 3140. [2021-12-18 09:58:22,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3140 states, 2085 states have (on average 1.2719424460431654) internal successors, (2652), 2132 states have internal predecessors, (2652), 892 states have call successors, (892), 162 states have call predecessors, (892), 162 states have return successors, (892), 886 states have call predecessors, (892), 892 states have call successors, (892) [2021-12-18 09:58:22,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 3140 states and 4436 transitions. [2021-12-18 09:58:22,407 INFO L78 Accepts]: Start accepts. Automaton has 3140 states and 4436 transitions. Word has length 595 [2021-12-18 09:58:22,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:58:22,412 INFO L470 AbstractCegarLoop]: Abstraction has 3140 states and 4436 transitions. [2021-12-18 09:58:22,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 2 states have internal predecessors, (117), 2 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2021-12-18 09:58:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 4436 transitions. [2021-12-18 09:58:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2021-12-18 09:58:22,431 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:58:22,431 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 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] [2021-12-18 09:58:22,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 09:58:22,432 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:58:22,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:58:22,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1368143091, now seen corresponding path program 1 times [2021-12-18 09:58:22,433 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:58:22,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125194152] [2021-12-18 09:58:22,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:58:22,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:58:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:58:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:58:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:58:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:58:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:58:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:58:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:58:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:58:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:58:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:58:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:58:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:58:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:58:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:58:22,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:58:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:58:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:58:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:58:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:58:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:58:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:22,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:58:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:58:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:58:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:58:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:58:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:58:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:58:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 09:58:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 09:58:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 09:58:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 09:58:23,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:58:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 09:58:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 09:58:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 09:58:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 09:58:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 09:58:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 09:58:23,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 09:58:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 09:58:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 09:58:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 09:58:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 09:58:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 09:58:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 09:58:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-18 09:58:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:58:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 09:58:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-18 09:58:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-18 09:58:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-18 09:58:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-18 09:58:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-12-18 09:58:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-18 09:58:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-12-18 09:58:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:58:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-12-18 09:58:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:23,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-12-18 09:58:23,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:58:23,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125194152] [2021-12-18 09:58:23,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125194152] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:58:23,510 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:58:23,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 09:58:23,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910464976] [2021-12-18 09:58:23,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:58:23,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 09:58:23,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:58:23,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 09:58:23,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 09:58:23,513 INFO L87 Difference]: Start difference. First operand 3140 states and 4436 transitions. Second operand has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2021-12-18 09:58:26,208 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:28,238 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:30,267 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:37,646 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:39,685 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:41,715 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:48,975 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:58:54,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:58:54,911 INFO L93 Difference]: Finished difference Result 9278 states and 13199 transitions. [2021-12-18 09:58:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 09:58:54,912 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 595 [2021-12-18 09:58:54,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:58:54,944 INFO L225 Difference]: With dead ends: 9278 [2021-12-18 09:58:54,944 INFO L226 Difference]: Without dead ends: 6231 [2021-12-18 09:58:54,957 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-18 09:58:54,958 INFO L933 BasicCegarLoop]: 4835 mSDtfsCounter, 5813 mSDsluCounter, 8471 mSDsCounter, 0 mSdLazyCounter, 7107 mSolverCounterSat, 4438 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6492 SdHoareTripleChecker+Valid, 13306 SdHoareTripleChecker+Invalid, 11552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4438 IncrementalHoareTripleChecker+Valid, 7107 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.6s IncrementalHoareTripleChecker+Time [2021-12-18 09:58:54,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6492 Valid, 13306 Invalid, 11552 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4438 Valid, 7107 Invalid, 7 Unknown, 0 Unchecked, 30.6s Time] [2021-12-18 09:58:54,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6231 states. [2021-12-18 09:58:55,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6231 to 5943. [2021-12-18 09:58:55,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5943 states, 3957 states have (on average 1.274197624462977) internal successors, (5042), 4048 states have internal predecessors, (5042), 1666 states have call successors, (1666), 319 states have call predecessors, (1666), 319 states have return successors, (1666), 1652 states have call predecessors, (1666), 1666 states have call successors, (1666) [2021-12-18 09:58:55,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5943 states to 5943 states and 8374 transitions. [2021-12-18 09:58:55,183 INFO L78 Accepts]: Start accepts. Automaton has 5943 states and 8374 transitions. Word has length 595 [2021-12-18 09:58:55,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:58:55,184 INFO L470 AbstractCegarLoop]: Abstraction has 5943 states and 8374 transitions. [2021-12-18 09:58:55,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2021-12-18 09:58:55,185 INFO L276 IsEmpty]: Start isEmpty. Operand 5943 states and 8374 transitions. [2021-12-18 09:58:55,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2021-12-18 09:58:55,207 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:58:55,207 INFO L514 BasicCegarLoop]: trace histogram [46, 46, 44, 44, 44, 44, 44, 44, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:58:55,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 09:58:55,208 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:58:55,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:58:55,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1833361581, now seen corresponding path program 1 times [2021-12-18 09:58:55,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:58:55,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280642264] [2021-12-18 09:58:55,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:58:55,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:58:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:58:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:58:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:58:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:58:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:58:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:58:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:58:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:58:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:58:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:58:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:58:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:58:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:58:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:58:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:58:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:58:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:58:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:58:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:58:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:58:55,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:58:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:58:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:58:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:58:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:58:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:58:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:58:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 09:58:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 09:58:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 09:58:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 09:58:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:58:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 09:58:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 09:58:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 09:58:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 09:58:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 09:58:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 09:58:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 09:58:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 09:58:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 09:58:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 09:58:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 09:58:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 09:58:55,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 09:58:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-18 09:58:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2021-12-18 09:58:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-18 09:58:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:58:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:55,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 09:58:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-12-18 09:58:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2021-12-18 09:58:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2021-12-18 09:58:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2021-12-18 09:58:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2021-12-18 09:58:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2021-12-18 09:58:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-12-18 09:58:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:58:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:58:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2021-12-18 09:58:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:58:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8805 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8802 trivial. 0 not checked. [2021-12-18 09:58:56,078 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:58:56,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280642264] [2021-12-18 09:58:56,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280642264] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:58:56,079 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:58:56,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 09:58:56,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065723900] [2021-12-18 09:58:56,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:58:56,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 09:58:56,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:58:56,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 09:58:56,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 09:58:56,081 INFO L87 Difference]: Start difference. First operand 5943 states and 8374 transitions. Second operand has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (65), 5 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2021-12-18 09:58:58,646 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:00,700 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:02,776 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:07,476 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:09,511 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:18,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:59:18,032 INFO L93 Difference]: Finished difference Result 14949 states and 21195 transitions. [2021-12-18 09:59:18,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 09:59:18,033 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (65), 5 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 618 [2021-12-18 09:59:18,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:59:18,084 INFO L225 Difference]: With dead ends: 14949 [2021-12-18 09:59:18,085 INFO L226 Difference]: Without dead ends: 9099 [2021-12-18 09:59:18,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-18 09:59:18,108 INFO L933 BasicCegarLoop]: 4721 mSDtfsCounter, 7049 mSDsluCounter, 6786 mSDsCounter, 0 mSdLazyCounter, 5086 mSolverCounterSat, 6323 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7719 SdHoareTripleChecker+Valid, 11507 SdHoareTripleChecker+Invalid, 11414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6323 IncrementalHoareTripleChecker+Valid, 5086 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.4s IncrementalHoareTripleChecker+Time [2021-12-18 09:59:18,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7719 Valid, 11507 Invalid, 11414 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6323 Valid, 5086 Invalid, 5 Unknown, 0 Unchecked, 21.4s Time] [2021-12-18 09:59:18,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9099 states. [2021-12-18 09:59:18,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9099 to 8681. [2021-12-18 09:59:18,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8681 states, 5780 states have (on average 1.2743944636678202) internal successors, (7366), 5912 states have internal predecessors, (7366), 2421 states have call successors, (2421), 479 states have call predecessors, (2421), 479 states have return successors, (2421), 2401 states have call predecessors, (2421), 2421 states have call successors, (2421) [2021-12-18 09:59:18,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8681 states to 8681 states and 12208 transitions. [2021-12-18 09:59:18,482 INFO L78 Accepts]: Start accepts. Automaton has 8681 states and 12208 transitions. Word has length 618 [2021-12-18 09:59:18,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:59:18,484 INFO L470 AbstractCegarLoop]: Abstraction has 8681 states and 12208 transitions. [2021-12-18 09:59:18,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (65), 5 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2021-12-18 09:59:18,485 INFO L276 IsEmpty]: Start isEmpty. Operand 8681 states and 12208 transitions. [2021-12-18 09:59:18,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2021-12-18 09:59:18,507 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:59:18,507 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:59:18,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 09:59:18,508 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:59:18,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:59:18,508 INFO L85 PathProgramCache]: Analyzing trace with hash 27161441, now seen corresponding path program 1 times [2021-12-18 09:59:18,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:59:18,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110677371] [2021-12-18 09:59:18,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:59:18,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:59:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:59:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:59:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:59:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:59:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:59:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:59:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:59:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:59:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:59:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:59:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:59:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:59:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:59:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:59:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:59:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:59:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:59:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:59:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:59:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:59:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:59:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:59:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:59:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:18,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:59:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:59:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:59:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:59:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 09:59:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 09:59:19,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 09:59:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 09:59:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:59:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 09:59:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 09:59:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 09:59:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 09:59:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 09:59:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 09:59:19,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 09:59:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 09:59:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 09:59:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 09:59:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 09:59:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 09:59:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:19,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 09:59:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2021-12-18 09:59:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-12-18 09:59:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2021-12-18 09:59:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-12-18 09:59:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-18 09:59:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2021-12-18 09:59:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-12-18 09:59:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-18 09:59:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2021-12-18 09:59:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-12-18 09:59:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2021-12-18 09:59:19,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2021-12-18 09:59:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-12-18 09:59:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:19,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-12-18 09:59:19,468 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:59:19,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110677371] [2021-12-18 09:59:19,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110677371] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:59:19,469 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:59:19,469 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 09:59:19,469 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374251285] [2021-12-18 09:59:19,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:59:19,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 09:59:19,470 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:59:19,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 09:59:19,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:59:19,470 INFO L87 Difference]: Start difference. First operand 8681 states and 12208 transitions. Second operand has 5 states, 5 states have (on average 28.8) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (66), 4 states have call predecessors, (66), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2021-12-18 09:59:21,957 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:26,639 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:31,753 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:38,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:59:38,255 INFO L93 Difference]: Finished difference Result 23201 states and 32718 transitions. [2021-12-18 09:59:38,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 09:59:38,256 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (66), 4 states have call predecessors, (66), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 626 [2021-12-18 09:59:38,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:59:38,325 INFO L225 Difference]: With dead ends: 23201 [2021-12-18 09:59:38,326 INFO L226 Difference]: Without dead ends: 14613 [2021-12-18 09:59:38,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-18 09:59:38,361 INFO L933 BasicCegarLoop]: 4908 mSDtfsCounter, 4721 mSDsluCounter, 6960 mSDsCounter, 0 mSdLazyCounter, 5049 mSolverCounterSat, 2244 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5419 SdHoareTripleChecker+Valid, 11868 SdHoareTripleChecker+Invalid, 7296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2244 IncrementalHoareTripleChecker+Valid, 5049 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2021-12-18 09:59:38,361 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5419 Valid, 11868 Invalid, 7296 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2244 Valid, 5049 Invalid, 3 Unknown, 0 Unchecked, 18.1s Time] [2021-12-18 09:59:38,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14613 states. [2021-12-18 09:59:38,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14613 to 14222. [2021-12-18 09:59:38,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14222 states, 9499 states have (on average 1.2729761027476576) internal successors, (12092), 9722 states have internal predecessors, (12092), 3919 states have call successors, (3919), 803 states have call predecessors, (3919), 803 states have return successors, (3921), 3885 states have call predecessors, (3921), 3919 states have call successors, (3921) [2021-12-18 09:59:38,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14222 states to 14222 states and 19932 transitions. [2021-12-18 09:59:38,927 INFO L78 Accepts]: Start accepts. Automaton has 14222 states and 19932 transitions. Word has length 626 [2021-12-18 09:59:38,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:59:38,928 INFO L470 AbstractCegarLoop]: Abstraction has 14222 states and 19932 transitions. [2021-12-18 09:59:38,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (66), 4 states have call predecessors, (66), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2021-12-18 09:59:38,928 INFO L276 IsEmpty]: Start isEmpty. Operand 14222 states and 19932 transitions. [2021-12-18 09:59:38,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 625 [2021-12-18 09:59:38,950 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:59:38,951 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:59:38,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 09:59:38,951 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:59:38,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:59:38,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1464968604, now seen corresponding path program 1 times [2021-12-18 09:59:38,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:59:38,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000733806] [2021-12-18 09:59:38,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:59:38,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:59:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:59:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:59:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:59:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:59:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:59:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:59:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:59:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:59:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:59:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:59:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:59:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:59:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:59:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:59:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:59:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:59:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:59:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:59:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:59:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:59:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:59:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:59:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:59:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:59:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:59:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:59:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:59:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 09:59:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 09:59:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 09:59:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 09:59:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:59:39,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 09:59:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 09:59:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 09:59:39,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 09:59:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 09:59:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 09:59:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 09:59:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 09:59:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 09:59:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 09:59:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 09:59:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 09:59:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 09:59:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-18 09:59:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 09:59:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-18 09:59:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-12-18 09:59:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-12-18 09:59:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-12-18 09:59:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2021-12-18 09:59:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2021-12-18 09:59:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2021-12-18 09:59:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-12-18 09:59:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2021-12-18 09:59:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2021-12-18 09:59:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2021-12-18 09:59:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-12-18 09:59:39,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:59:39,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000733806] [2021-12-18 09:59:39,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000733806] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:59:39,913 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:59:39,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 09:59:39,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603092654] [2021-12-18 09:59:39,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:59:39,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 09:59:39,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:59:39,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 09:59:39,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:59:39,915 INFO L87 Difference]: Start difference. First operand 14222 states and 19932 transitions. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (65), 4 states have call predecessors, (65), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2021-12-18 09:59:42,303 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:45,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:51,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:59:51,409 INFO L93 Difference]: Finished difference Result 39613 states and 55652 transitions. [2021-12-18 09:59:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 09:59:51,410 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (65), 4 states have call predecessors, (65), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 624 [2021-12-18 09:59:51,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:59:51,597 INFO L225 Difference]: With dead ends: 39613 [2021-12-18 09:59:51,597 INFO L226 Difference]: Without dead ends: 25484 [2021-12-18 09:59:51,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-18 09:59:51,638 INFO L933 BasicCegarLoop]: 4947 mSDtfsCounter, 5904 mSDsluCounter, 5671 mSDsCounter, 0 mSdLazyCounter, 2918 mSolverCounterSat, 4072 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6601 SdHoareTripleChecker+Valid, 10618 SdHoareTripleChecker+Invalid, 6992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4072 IncrementalHoareTripleChecker+Valid, 2918 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2021-12-18 09:59:51,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6601 Valid, 10618 Invalid, 6992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4072 Valid, 2918 Invalid, 2 Unknown, 0 Unchecked, 10.7s Time] [2021-12-18 09:59:51,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25484 states. [2021-12-18 09:59:52,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25484 to 24765. [2021-12-18 09:59:52,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24765 states, 16553 states have (on average 1.2725789887029542) internal successors, (21065), 16958 states have internal predecessors, (21065), 6770 states have call successors, (6770), 1441 states have call predecessors, (6770), 1441 states have return successors, (6778), 6708 states have call predecessors, (6778), 6770 states have call successors, (6778) [2021-12-18 09:59:52,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24765 states to 24765 states and 34613 transitions. [2021-12-18 09:59:52,637 INFO L78 Accepts]: Start accepts. Automaton has 24765 states and 34613 transitions. Word has length 624 [2021-12-18 09:59:52,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:59:52,638 INFO L470 AbstractCegarLoop]: Abstraction has 24765 states and 34613 transitions. [2021-12-18 09:59:52,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (65), 4 states have call predecessors, (65), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2021-12-18 09:59:52,638 INFO L276 IsEmpty]: Start isEmpty. Operand 24765 states and 34613 transitions. [2021-12-18 09:59:52,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 654 [2021-12-18 09:59:52,667 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:59:52,667 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:59:52,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 09:59:52,668 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:59:52,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:59:52,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1833086044, now seen corresponding path program 1 times [2021-12-18 09:59:52,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:59:52,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255910120] [2021-12-18 09:59:52,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:59:52,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:59:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 09:59:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 09:59:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 09:59:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 09:59:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 09:59:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 09:59:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 09:59:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 09:59:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 09:59:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:59:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 09:59:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:59:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 09:59:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:59:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:59:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 09:59:53,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:59:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 09:59:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 09:59:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:59:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 09:59:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 09:59:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 09:59:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 09:59:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:59:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:59:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:59:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 09:59:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 09:59:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 09:59:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 09:59:53,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:59:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 09:59:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 09:59:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 09:59:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 09:59:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 09:59:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 09:59:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 09:59:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 09:59:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 09:59:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 09:59:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 09:59:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 09:59:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 09:59:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2021-12-18 09:59:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-12-18 09:59:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2021-12-18 09:59:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 09:59:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2021-12-18 09:59:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-18 09:59:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2021-12-18 09:59:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2021-12-18 09:59:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2021-12-18 09:59:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2021-12-18 09:59:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2021-12-18 09:59:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2021-12-18 09:59:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2021-12-18 09:59:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:59:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:59:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:53,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2021-12-18 09:59:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:59:54,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8661 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8661 trivial. 0 not checked. [2021-12-18 09:59:54,039 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:59:54,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255910120] [2021-12-18 09:59:54,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255910120] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:59:54,039 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:59:54,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 09:59:54,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261068874] [2021-12-18 09:59:54,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:59:54,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 09:59:54,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:59:54,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 09:59:54,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 09:59:54,041 INFO L87 Difference]: Start difference. First operand 24765 states and 34613 transitions. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (67), 5 states have call predecessors, (67), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2021-12-18 09:59:57,651 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:59:59,675 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:00:01,710 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:00:03,811 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:00:11,640 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:00:13,677 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:00:23,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:00:23,572 INFO L93 Difference]: Finished difference Result 66853 states and 93538 transitions. [2021-12-18 10:00:23,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 10:00:23,572 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (67), 5 states have call predecessors, (67), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) Word has length 653 [2021-12-18 10:00:23,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:00:23,779 INFO L225 Difference]: With dead ends: 66853 [2021-12-18 10:00:23,779 INFO L226 Difference]: Without dead ends: 42181 [2021-12-18 10:00:23,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-18 10:00:23,861 INFO L933 BasicCegarLoop]: 5592 mSDtfsCounter, 4908 mSDsluCounter, 9065 mSDsCounter, 0 mSdLazyCounter, 7538 mSolverCounterSat, 3836 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5543 SdHoareTripleChecker+Valid, 14657 SdHoareTripleChecker+Invalid, 11380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3836 IncrementalHoareTripleChecker+Valid, 7538 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.1s IncrementalHoareTripleChecker+Time [2021-12-18 10:00:23,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5543 Valid, 14657 Invalid, 11380 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3836 Valid, 7538 Invalid, 6 Unknown, 0 Unchecked, 28.1s Time] [2021-12-18 10:00:23,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42181 states. [2021-12-18 10:00:25,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42181 to 40284. [2021-12-18 10:00:25,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40284 states, 26983 states have (on average 1.2653151984582887) internal successors, (34142), 27624 states have internal predecessors, (34142), 10852 states have call successors, (10852), 2450 states have call predecessors, (10852), 2448 states have return successors, (10874), 10744 states have call predecessors, (10874), 10852 states have call successors, (10874) [2021-12-18 10:00:25,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40284 states to 40284 states and 55868 transitions. [2021-12-18 10:00:25,429 INFO L78 Accepts]: Start accepts. Automaton has 40284 states and 55868 transitions. Word has length 653 [2021-12-18 10:00:25,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:00:25,430 INFO L470 AbstractCegarLoop]: Abstraction has 40284 states and 55868 transitions. [2021-12-18 10:00:25,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (67), 5 states have call predecessors, (67), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2021-12-18 10:00:25,430 INFO L276 IsEmpty]: Start isEmpty. Operand 40284 states and 55868 transitions. [2021-12-18 10:00:25,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 684 [2021-12-18 10:00:25,463 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:00:25,464 INFO L514 BasicCegarLoop]: trace histogram [49, 49, 44, 44, 44, 44, 44, 44, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:00:25,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 10:00:25,464 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 10:00:25,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:00:25,465 INFO L85 PathProgramCache]: Analyzing trace with hash -259546437, now seen corresponding path program 1 times [2021-12-18 10:00:25,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:00:25,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450393551] [2021-12-18 10:00:25,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:00:25,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:00:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:00:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:00:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:25,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:00:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:00:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:00:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:00:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:00:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:00:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:25,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:00:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:00:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:00:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:00:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:00:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:00:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:00:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:00:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:00:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:00:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:00:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:00:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:00:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:00:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:00:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:00:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:00:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:00:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:00:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:00:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:00:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:00:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:00:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:00:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:00:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:00:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:00:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:00:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:00:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:00:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:00:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:00:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:00:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:00:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:00:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:00:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:00:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:00:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:00:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:00:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 10:00:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 10:00:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-12-18 10:00:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-12-18 10:00:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-12-18 10:00:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2021-12-18 10:00:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 10:00:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 10:00:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2021-12-18 10:00:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2021-12-18 10:00:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2021-12-18 10:00:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2021-12-18 10:00:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2021-12-18 10:00:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2021-12-18 10:00:26,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2021-12-18 10:00:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 10:00:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-12-18 10:00:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:26,707 INFO L134 CoverageAnalysis]: Checked inductivity of 9291 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 9273 trivial. 0 not checked. [2021-12-18 10:00:26,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:00:26,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450393551] [2021-12-18 10:00:26,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450393551] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:00:26,708 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:00:26,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 10:00:26,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123205953] [2021-12-18 10:00:26,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:00:26,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 10:00:26,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:00:26,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 10:00:26,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 10:00:26,710 INFO L87 Difference]: Start difference. First operand 40284 states and 55868 transitions. Second operand has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2021-12-18 10:00:30,625 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:00:32,665 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:00:34,705 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:00:36,734 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:00:49,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:00:49,886 INFO L93 Difference]: Finished difference Result 120531 states and 168349 transitions. [2021-12-18 10:00:49,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 10:00:49,896 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 683 [2021-12-18 10:00:49,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:00:50,479 INFO L225 Difference]: With dead ends: 120531 [2021-12-18 10:00:50,480 INFO L226 Difference]: Without dead ends: 81458 [2021-12-18 10:00:50,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-18 10:00:50,651 INFO L933 BasicCegarLoop]: 5832 mSDtfsCounter, 6664 mSDsluCounter, 7786 mSDsCounter, 0 mSdLazyCounter, 5589 mSolverCounterSat, 5776 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7395 SdHoareTripleChecker+Valid, 13618 SdHoareTripleChecker+Invalid, 11369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5776 IncrementalHoareTripleChecker+Valid, 5589 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.2s IncrementalHoareTripleChecker+Time [2021-12-18 10:00:50,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7395 Valid, 13618 Invalid, 11369 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5776 Valid, 5589 Invalid, 4 Unknown, 0 Unchecked, 21.2s Time] [2021-12-18 10:00:50,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81458 states. [2021-12-18 10:00:52,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81458 to 77735. [2021-12-18 10:00:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77735 states, 51947 states have (on average 1.2667719021310182) internal successors, (65805), 53180 states have internal predecessors, (65805), 21051 states have call successors, (21051), 4738 states have call predecessors, (21051), 4736 states have return successors, (21073), 20857 states have call predecessors, (21073), 21051 states have call successors, (21073) [2021-12-18 10:00:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77735 states to 77735 states and 107929 transitions. [2021-12-18 10:00:53,879 INFO L78 Accepts]: Start accepts. Automaton has 77735 states and 107929 transitions. Word has length 683 [2021-12-18 10:00:53,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:00:53,881 INFO L470 AbstractCegarLoop]: Abstraction has 77735 states and 107929 transitions. [2021-12-18 10:00:53,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2021-12-18 10:00:53,881 INFO L276 IsEmpty]: Start isEmpty. Operand 77735 states and 107929 transitions. [2021-12-18 10:00:53,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 684 [2021-12-18 10:00:53,922 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:00:53,923 INFO L514 BasicCegarLoop]: trace histogram [49, 49, 44, 44, 44, 44, 44, 44, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:00:53,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 10:00:53,923 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 10:00:53,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:00:53,923 INFO L85 PathProgramCache]: Analyzing trace with hash -804419011, now seen corresponding path program 1 times [2021-12-18 10:00:53,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:00:53,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515647417] [2021-12-18 10:00:53,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:00:53,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:00:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:00:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:00:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:00:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:00:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:00:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:00:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:00:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:00:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:00:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:00:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:00:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:00:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:00:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:00:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:00:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:00:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:00:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:00:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:00:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:00:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:00:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:00:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:00:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:00:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:00:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:00:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:00:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:00:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:00:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:00:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:00:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:00:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:00:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:00:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:00:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:00:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:00:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:00:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:00:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:00:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:00:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:00:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:00:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:00:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:00:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:00:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:00:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:00:54,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 10:00:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 10:00:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-12-18 10:00:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-12-18 10:00:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-12-18 10:00:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2021-12-18 10:00:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 10:00:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 10:00:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2021-12-18 10:00:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2021-12-18 10:00:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2021-12-18 10:00:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2021-12-18 10:00:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2021-12-18 10:00:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2021-12-18 10:00:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2021-12-18 10:00:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:00:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 10:00:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-12-18 10:00:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:00:54,817 INFO L134 CoverageAnalysis]: Checked inductivity of 9291 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 9273 trivial. 0 not checked. [2021-12-18 10:00:54,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:00:54,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515647417] [2021-12-18 10:00:54,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515647417] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:00:54,817 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:00:54,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 10:00:54,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725144598] [2021-12-18 10:00:54,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:00:54,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 10:00:54,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:00:54,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 10:00:54,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 10:00:54,819 INFO L87 Difference]: Start difference. First operand 77735 states and 107929 transitions. Second operand has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2021-12-18 10:00:58,756 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:01:00,785 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:01:02,813 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:01:04,856 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:01:06,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:01:08,915 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:01:20,466 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:01:31,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:01:31,162 INFO L93 Difference]: Finished difference Result 197291 states and 275473 transitions. [2021-12-18 10:01:31,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 10:01:31,162 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 683 [2021-12-18 10:01:31,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:01:32,045 INFO L225 Difference]: With dead ends: 197291 [2021-12-18 10:01:32,045 INFO L226 Difference]: Without dead ends: 120591 [2021-12-18 10:01:32,297 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-18 10:01:32,297 INFO L933 BasicCegarLoop]: 7992 mSDtfsCounter, 4711 mSDsluCounter, 12558 mSDsCounter, 0 mSdLazyCounter, 8790 mSolverCounterSat, 2907 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5441 SdHoareTripleChecker+Valid, 20550 SdHoareTripleChecker+Invalid, 11704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2907 IncrementalHoareTripleChecker+Valid, 8790 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.6s IncrementalHoareTripleChecker+Time [2021-12-18 10:01:32,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5441 Valid, 20550 Invalid, 11704 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2907 Valid, 8790 Invalid, 7 Unknown, 0 Unchecked, 32.6s Time] [2021-12-18 10:01:32,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120591 states. [2021-12-18 10:01:35,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120591 to 115026. [2021-12-18 10:01:36,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115026 states, 76751 states have (on average 1.267631692095217) internal successors, (97292), 78576 states have internal predecessors, (97292), 31250 states have call successors, (31250), 7026 states have call predecessors, (31250), 7024 states have return successors, (31272), 30970 states have call predecessors, (31272), 31250 states have call successors, (31272) [2021-12-18 10:01:36,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115026 states to 115026 states and 159814 transitions. [2021-12-18 10:01:36,904 INFO L78 Accepts]: Start accepts. Automaton has 115026 states and 159814 transitions. Word has length 683 [2021-12-18 10:01:36,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:01:36,905 INFO L470 AbstractCegarLoop]: Abstraction has 115026 states and 159814 transitions. [2021-12-18 10:01:36,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2021-12-18 10:01:36,906 INFO L276 IsEmpty]: Start isEmpty. Operand 115026 states and 159814 transitions. [2021-12-18 10:01:36,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2021-12-18 10:01:36,950 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:01:36,950 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:01:36,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 10:01:36,950 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 10:01:36,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:01:36,951 INFO L85 PathProgramCache]: Analyzing trace with hash -42470126, now seen corresponding path program 1 times [2021-12-18 10:01:36,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:01:36,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568927855] [2021-12-18 10:01:36,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:01:36,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:01:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:01:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:01:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:01:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:01:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:01:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:01:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:01:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:01:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:01:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:01:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:01:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:01:37,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:01:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:01:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:01:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:01:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:01:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:01:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:01:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:01:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:01:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:01:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:01:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:01:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:01:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:01:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:01:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:01:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:01:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:01:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:01:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:01:37,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:01:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:01:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:01:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:01:37,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:01:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:01:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:01:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:01:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:01:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:01:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:01:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:01:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:01:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:01:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2021-12-18 10:01:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2021-12-18 10:01:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2021-12-18 10:01:37,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-18 10:01:37,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-18 10:01:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 10:01:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 10:01:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2021-12-18 10:01:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 10:01:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 10:01:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-12-18 10:01:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-12-18 10:01:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-12-18 10:01:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 10:01:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 10:01:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2021-12-18 10:01:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:01:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 10:01:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 10:01:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2021-12-18 10:01:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2021-12-18 10:01:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2021-12-18 10:01:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2021-12-18 10:01:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-12-18 10:01:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2021-12-18 10:01:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 696 [2021-12-18 10:01:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:01:37,894 INFO L134 CoverageAnalysis]: Checked inductivity of 8724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8724 trivial. 0 not checked. [2021-12-18 10:01:37,895 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:01:37,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568927855] [2021-12-18 10:01:37,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568927855] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:01:37,895 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:01:37,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 10:01:37,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492407857] [2021-12-18 10:01:37,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:01:37,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 10:01:37,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:01:37,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 10:01:37,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 10:01:37,897 INFO L87 Difference]: Start difference. First operand 115026 states and 159814 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 3 states have internal predecessors, (160), 3 states have call successors, (81), 5 states have call predecessors, (81), 1 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) [2021-12-18 10:01:40,496 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:01:44,918 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:01:51,894 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:02:06,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:02:06,325 INFO L93 Difference]: Finished difference Result 379585 states and 533002 transitions. [2021-12-18 10:02:06,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-18 10:02:06,327 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 3 states have internal predecessors, (160), 3 states have call successors, (81), 5 states have call predecessors, (81), 1 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) Word has length 703 [2021-12-18 10:02:06,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:02:08,254 INFO L225 Difference]: With dead ends: 379585 [2021-12-18 10:02:08,254 INFO L226 Difference]: Without dead ends: 264476 [2021-12-18 10:02:08,793 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-12-18 10:02:08,794 INFO L933 BasicCegarLoop]: 4263 mSDtfsCounter, 11884 mSDsluCounter, 6122 mSDsCounter, 0 mSdLazyCounter, 8235 mSolverCounterSat, 9967 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12447 SdHoareTripleChecker+Valid, 10385 SdHoareTripleChecker+Invalid, 18204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9967 IncrementalHoareTripleChecker+Valid, 8235 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2021-12-18 10:02:08,794 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12447 Valid, 10385 Invalid, 18204 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9967 Valid, 8235 Invalid, 2 Unknown, 0 Unchecked, 20.3s Time] [2021-12-18 10:02:09,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264476 states. [2021-12-18 10:02:16,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264476 to 211765. [2021-12-18 10:02:16,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211765 states, 141654 states have (on average 1.2629293913338133) internal successors, (178899), 144806 states have internal predecessors, (178899), 56822 states have call successors, (56822), 13292 states have call predecessors, (56822), 13288 states have return successors, (56866), 56388 states have call predecessors, (56866), 56822 states have call successors, (56866) [2021-12-18 10:02:18,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211765 states to 211765 states and 292587 transitions. [2021-12-18 10:02:18,418 INFO L78 Accepts]: Start accepts. Automaton has 211765 states and 292587 transitions. Word has length 703 [2021-12-18 10:02:18,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:02:18,419 INFO L470 AbstractCegarLoop]: Abstraction has 211765 states and 292587 transitions. [2021-12-18 10:02:18,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 3 states have internal predecessors, (160), 3 states have call successors, (81), 5 states have call predecessors, (81), 1 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) [2021-12-18 10:02:18,419 INFO L276 IsEmpty]: Start isEmpty. Operand 211765 states and 292587 transitions. [2021-12-18 10:02:18,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 712 [2021-12-18 10:02:18,486 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:02:18,487 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 44, 44, 44, 44, 44, 44, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:02:18,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-18 10:02:18,487 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 10:02:18,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:02:18,488 INFO L85 PathProgramCache]: Analyzing trace with hash 205368686, now seen corresponding path program 1 times [2021-12-18 10:02:18,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:02:18,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466326438] [2021-12-18 10:02:18,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:02:18,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:02:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:02:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:02:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:02:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:02:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:02:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:02:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:02:18,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:02:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:02:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:02:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:02:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:02:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:02:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:02:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:02:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:02:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:02:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:02:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:02:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:02:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:02:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:02:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:02:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:02:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:02:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:02:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:02:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:02:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:02:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:02:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:02:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:02:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:02:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:02:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:02:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:18,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:02:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:02:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:02:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:02:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:02:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:02:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:02:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:02:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:02:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:02:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:02:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:02:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:02:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 10:02:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 10:02:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-12-18 10:02:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-12-18 10:02:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-12-18 10:02:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2021-12-18 10:02:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-12-18 10:02:19,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2021-12-18 10:02:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2021-12-18 10:02:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 10:02:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 10:02:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2021-12-18 10:02:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2021-12-18 10:02:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2021-12-18 10:02:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2021-12-18 10:02:19,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-12-18 10:02:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2021-12-18 10:02:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2021-12-18 10:02:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:02:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 10:02:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2021-12-18 10:02:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:02:19,312 INFO L134 CoverageAnalysis]: Checked inductivity of 9641 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 9607 trivial. 0 not checked. [2021-12-18 10:02:19,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:02:19,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466326438] [2021-12-18 10:02:19,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466326438] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:02:19,313 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:02:19,313 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 10:02:19,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6574810] [2021-12-18 10:02:19,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:02:19,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 10:02:19,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:02:19,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 10:02:19,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 10:02:19,315 INFO L87 Difference]: Start difference. First operand 211765 states and 292587 transitions. Second operand has 6 states, 6 states have (on average 28.5) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (74), 5 states have call predecessors, (74), 1 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2021-12-18 10:02:22,342 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:02:24,378 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:02:26,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:02:33,164 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:02:35,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:02:37,231 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:02:59,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:02:59,518 INFO L93 Difference]: Finished difference Result 506597 states and 703102 transitions. [2021-12-18 10:02:59,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 10:02:59,519 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.5) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (74), 5 states have call predecessors, (74), 1 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) Word has length 711 [2021-12-18 10:02:59,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:03:01,646 INFO L225 Difference]: With dead ends: 506597 [2021-12-18 10:03:01,647 INFO L226 Difference]: Without dead ends: 294826 [2021-12-18 10:03:02,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-18 10:03:02,459 INFO L933 BasicCegarLoop]: 7703 mSDtfsCounter, 4821 mSDsluCounter, 12223 mSDsCounter, 0 mSdLazyCounter, 8604 mSolverCounterSat, 3077 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5549 SdHoareTripleChecker+Valid, 19926 SdHoareTripleChecker+Invalid, 11687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3077 IncrementalHoareTripleChecker+Valid, 8604 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.2s IncrementalHoareTripleChecker+Time [2021-12-18 10:03:02,459 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5549 Valid, 19926 Invalid, 11687 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3077 Valid, 8604 Invalid, 6 Unknown, 0 Unchecked, 31.2s Time] [2021-12-18 10:03:02,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294826 states.