./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.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 063e80a6567f3b510ecc2efbcb0a8f49fa12a56c608116a0a2a3dc1d5e72e4c2 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 09:05:19,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 09:05:19,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 09:05:19,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 09:05:19,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 09:05:19,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 09:05:19,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 09:05:19,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 09:05:19,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 09:05:19,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 09:05:19,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 09:05:19,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 09:05:19,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 09:05:19,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 09:05:19,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 09:05:19,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 09:05:19,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 09:05:19,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 09:05:19,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 09:05:19,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 09:05:19,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 09:05:19,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 09:05:19,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 09:05:19,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 09:05:19,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 09:05:19,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 09:05:19,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 09:05:19,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 09:05:19,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 09:05:19,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 09:05:19,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 09:05:19,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 09:05:19,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 09:05:19,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 09:05:19,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 09:05:19,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 09:05:19,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 09:05:19,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 09:05:19,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 09:05:19,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 09:05:19,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 09:05:19,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 09:05:19,990 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 09:05:19,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 09:05:19,991 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 09:05:19,991 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 09:05:19,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 09:05:19,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 09:05:19,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 09:05:19,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 09:05:19,992 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 09:05:19,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 09:05:19,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 09:05:19,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 09:05:19,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 09:05:19,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 09:05:19,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 09:05:19,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 09:05:19,994 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 09:05:19,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 09:05:19,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 09:05:19,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 09:05:19,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 09:05:19,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 09:05:19,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 09:05:19,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 09:05:19,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 09:05:19,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 09:05:19,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 09:05:19,996 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 09:05:19,996 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 09:05:19,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 09:05:19,996 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 09:05:19,997 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 063e80a6567f3b510ecc2efbcb0a8f49fa12a56c608116a0a2a3dc1d5e72e4c2 [2021-12-18 09:05:20,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 09:05:20,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 09:05:20,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 09:05:20,176 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 09:05:20,177 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 09:05:20,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i [2021-12-18 09:05:20,222 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c29d05c2/83bc26e0ba7d4927bedad6de0e7e5673/FLAG37488ad51 [2021-12-18 09:05:20,857 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 09:05:20,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i [2021-12-18 09:05:20,905 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c29d05c2/83bc26e0ba7d4927bedad6de0e7e5673/FLAG37488ad51 [2021-12-18 09:05:20,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c29d05c2/83bc26e0ba7d4927bedad6de0e7e5673 [2021-12-18 09:05:20,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 09:05:20,953 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 09:05:20,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 09:05:20,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 09:05:20,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 09:05:20,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:05:20" (1/1) ... [2021-12-18 09:05:20,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25cf594a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:20, skipping insertion in model container [2021-12-18 09:05:20,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:05:20" (1/1) ... [2021-12-18 09:05:20,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 09:05:21,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 09:05:23,465 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i[478905,478918] [2021-12-18 09:05:23,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 09:05:23,546 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 09:05:23,989 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i[478905,478918] [2021-12-18 09:05:23,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 09:05:24,105 INFO L208 MainTranslator]: Completed translation [2021-12-18 09:05:24,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24 WrapperNode [2021-12-18 09:05:24,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 09:05:24,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 09:05:24,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 09:05:24,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 09:05:24,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (1/1) ... [2021-12-18 09:05:24,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (1/1) ... [2021-12-18 09:05:24,430 INFO L137 Inliner]: procedures = 430, calls = 3991, calls flagged for inlining = 187, calls inlined = 181, statements flattened = 10047 [2021-12-18 09:05:24,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 09:05:24,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 09:05:24,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 09:05:24,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 09:05:24,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (1/1) ... [2021-12-18 09:05:24,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (1/1) ... [2021-12-18 09:05:24,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (1/1) ... [2021-12-18 09:05:24,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (1/1) ... [2021-12-18 09:05:24,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (1/1) ... [2021-12-18 09:05:24,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (1/1) ... [2021-12-18 09:05:24,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (1/1) ... [2021-12-18 09:05:24,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 09:05:24,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 09:05:24,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 09:05:24,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 09:05:24,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (1/1) ... [2021-12-18 09:05:24,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 09:05:24,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:05:24,697 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 09:05:24,715 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 09:05:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-18 09:05:24,731 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-18 09:05:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_put_rq_buf [2021-12-18 09:05:24,731 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_put_rq_buf [2021-12-18 09:05:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-18 09:05:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-12-18 09:05:24,732 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-12-18 09:05:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_unsol_pdu_adjust_rq [2021-12-18 09:05:24,732 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_unsol_pdu_adjust_rq [2021-12-18 09:05:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure __iscsi_complete_pdu [2021-12-18 09:05:24,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __iscsi_complete_pdu [2021-12-18 09:05:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 09:05:24,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 09:05:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-18 09:05:24,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-18 09:05:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_active_list_del [2021-12-18 09:05:24,733 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_active_list_del [2021-12-18 09:05:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 09:05:24,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 09:05:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-12-18 09:05:24,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-12-18 09:05:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-18 09:05:24,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-18 09:05:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_session_create [2021-12-18 09:05:24,733 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_session_create [2021-12-18 09:05:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_destroy [2021-12-18 09:05:24,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_destroy [2021-12-18 09:05:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 09:05:24,734 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 09:05:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_get_param [2021-12-18 09:05:24,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_get_param [2021-12-18 09:05:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_recover_target [2021-12-18 09:05:24,734 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_recover_target [2021-12-18 09:05:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 09:05:24,735 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 09:05:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_task_xmit [2021-12-18 09:05:24,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_task_xmit [2021-12-18 09:05:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_adapter_ready [2021-12-18 09:05:24,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_adapter_ready [2021-12-18 09:05:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_get_param [2021-12-18 09:05:24,736 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_get_param [2021-12-18 09:05:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_stats [2021-12-18 09:05:24,736 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_stats [2021-12-18 09:05:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_nl_mesg [2021-12-18 09:05:24,736 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_nl_mesg [2021-12-18 09:05:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_queuecommand [2021-12-18 09:05:24,736 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_queuecommand [2021-12-18 09:05:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 09:05:24,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 09:05:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_iscsi_nopout [2021-12-18 09:05:24,737 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_iscsi_nopout [2021-12-18 09:05:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_get_param [2021-12-18 09:05:24,737 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_get_param [2021-12-18 09:05:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_tear_down_conn [2021-12-18 09:05:24,737 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_tear_down_conn [2021-12-18 09:05:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 09:05:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_link_state [2021-12-18 09:05:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_link_state [2021-12-18 09:05:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_teardown [2021-12-18 09:05:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_teardown [2021-12-18 09:05:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_stop [2021-12-18 09:05:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_stop [2021-12-18 09:05:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2021-12-18 09:05:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2021-12-18 09:05:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 09:05:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 09:05:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-18 09:05:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-18 09:05:24,795 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-18 09:05:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-18 09:05:24,795 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_send_pdu [2021-12-18 09:05:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_send_pdu [2021-12-18 09:05:24,795 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ring_dbell_update_sq_params [2021-12-18 09:05:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ring_dbell_update_sq_params [2021-12-18 09:05:24,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 09:05:24,795 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_done [2021-12-18 09:05:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_done [2021-12-18 09:05:24,795 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-18 09:05:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-18 09:05:24,795 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-18 09:05:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-18 09:05:24,795 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_iscsi_unmap_sg_list [2021-12-18 09:05:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_iscsi_unmap_sg_list [2021-12-18 09:05:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 09:05:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2021-12-18 09:05:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2021-12-18 09:05:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_release_free_cid_que [2021-12-18 09:05:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_release_free_cid_que [2021-12-18 09:05:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 09:05:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 09:05:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 09:05:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 09:05:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 09:05:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_set_param [2021-12-18 09:05:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_set_param [2021-12-18 09:05:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-12-18 09:05:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-12-18 09:05:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-18 09:05:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-18 09:05:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-18 09:05:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-18 09:05:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_qp_resc [2021-12-18 09:05:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_qp_resc [2021-12-18 09:05:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_session_destroy [2021-12-18 09:05:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_session_destroy [2021-12-18 09:05:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_dev_to_hba [2021-12-18 09:05:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_dev_to_hba [2021-12-18 09:05:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_connect [2021-12-18 09:05:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_connect [2021-12-18 09:05:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-18 09:05:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-18 09:05:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_task_has_unsol_data [2021-12-18 09:05:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_task_has_unsol_data [2021-12-18 09:05:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 09:05:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-18 09:05:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-18 09:05:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_cid_num [2021-12-18 09:05:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_cid_num [2021-12-18 09:05:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_hw_ep_disconnect [2021-12-18 09:05:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_hw_ep_disconnect [2021-12-18 09:05:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2021-12-18 09:05:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2021-12-18 09:05:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 09:05:24,800 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_create [2021-12-18 09:05:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_create [2021-12-18 09:05:24,800 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_cpu_callback [2021-12-18 09:05:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_cpu_callback [2021-12-18 09:05:24,800 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_ofld_list_del [2021-12-18 09:05:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_ofld_list_del [2021-12-18 09:05:24,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 09:05:24,800 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2021-12-18 09:05:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2021-12-18 09:05:24,800 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 09:05:24,800 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_host_get_param [2021-12-18 09:05:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_host_get_param [2021-12-18 09:05:24,800 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2021-12-18 09:05:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2021-12-18 09:05:24,800 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_setup_cmd_wqe_template [2021-12-18 09:05:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_setup_cmd_wqe_template [2021-12-18 09:05:24,801 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_cleanup_task [2021-12-18 09:05:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_cleanup_task [2021-12-18 09:05:24,801 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 09:05:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 09:05:24,801 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_nl_set_path [2021-12-18 09:05:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_nl_set_path [2021-12-18 09:05:24,801 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_chip_cleanup [2021-12-18 09:05:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_chip_cleanup [2021-12-18 09:05:24,801 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_poll [2021-12-18 09:05:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_poll [2021-12-18 09:05:24,801 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_arm_cq_event_coalescing [2021-12-18 09:05:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_arm_cq_event_coalescing [2021-12-18 09:05:24,801 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-18 09:05:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-18 09:05:24,801 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 09:05:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 09:05:24,802 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2021-12-18 09:05:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2021-12-18 09:05:24,802 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-12-18 09:05:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-12-18 09:05:24,802 INFO L130 BoogieDeclarations]: Found specification of procedure flush_signals [2021-12-18 09:05:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_signals [2021-12-18 09:05:24,802 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-18 09:05:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-18 09:05:24,802 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-18 09:05:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-18 09:05:24,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 09:05:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 09:05:24,802 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-18 09:05:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-18 09:05:24,802 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-18 09:05:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-18 09:05:24,802 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-18 09:05:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-18 09:05:24,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-18 09:05:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-18 09:05:24,803 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 09:05:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 09:05:24,803 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2021-12-18 09:05:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2021-12-18 09:05:24,803 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2021-12-18 09:05:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2021-12-18 09:05:24,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 09:05:24,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 09:05:24,803 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_recovery_que_add_conn [2021-12-18 09:05:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_recovery_que_add_conn [2021-12-18 09:05:24,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 09:05:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 09:05:24,803 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-18 09:05:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-18 09:05:24,804 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_attr_is_visible [2021-12-18 09:05:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_attr_is_visible [2021-12-18 09:05:24,804 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-18 09:05:24,804 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2021-12-18 09:05:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2021-12-18 09:05:24,804 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2021-12-18 09:05:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2021-12-18 09:05:24,804 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_process_scsi_cmd_resp [2021-12-18 09:05:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_process_scsi_cmd_resp [2021-12-18 09:05:24,804 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_destroy_cmd_pool [2021-12-18 09:05:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_destroy_cmd_pool [2021-12-18 09:05:24,804 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-18 09:05:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-18 09:05:24,804 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-18 09:05:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-18 09:05:24,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-18 09:05:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-18 09:05:24,805 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_target_alloc [2021-12-18 09:05:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_target_alloc [2021-12-18 09:05:24,805 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 09:05:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 09:05:24,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 09:05:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 09:05:24,805 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_device_reset [2021-12-18 09:05:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_device_reset [2021-12-18 09:05:24,805 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-18 09:05:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-18 09:05:24,805 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_get_stats [2021-12-18 09:05:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_get_stats [2021-12-18 09:05:24,805 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-18 09:05:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-18 09:05:24,805 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_recovery_timedout [2021-12-18 09:05:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_recovery_timedout [2021-12-18 09:05:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_unregister_transport [2021-12-18 09:05:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_unregister_transport [2021-12-18 09:05:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 09:05:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 09:05:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 09:05:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 09:05:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-18 09:05:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-18 09:05:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-18 09:05:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-18 09:05:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_itt_to_task [2021-12-18 09:05:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_itt_to_task [2021-12-18 09:05:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-18 09:05:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-18 09:05:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_write_cmd_bd_idx [2021-12-18 09:05:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_write_cmd_bd_idx [2021-12-18 09:05:24,807 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_for_each_session [2021-12-18 09:05:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_for_each_session [2021-12-18 09:05:24,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 09:05:24,807 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_bind [2021-12-18 09:05:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_bind [2021-12-18 09:05:24,808 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 09:05:24,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 09:05:24,809 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-18 09:05:24,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-18 09:05:24,811 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_process_new_cqes [2021-12-18 09:05:24,811 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_process_new_cqes [2021-12-18 09:05:24,811 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-18 09:05:24,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-18 09:05:24,812 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-18 09:05:24,812 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-18 09:05:24,812 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_ep [2021-12-18 09:05:24,813 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_ep [2021-12-18 09:05:24,813 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_start [2021-12-18 09:05:24,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_start [2021-12-18 09:05:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_find_hba_for_cnic [2021-12-18 09:05:24,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_find_hba_for_cnic [2021-12-18 09:05:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-18 09:05:24,817 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-18 09:05:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_hba [2021-12-18 09:05:24,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_hba [2021-12-18 09:05:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2021-12-18 09:05:24,817 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2021-12-18 09:05:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_mp_bdt [2021-12-18 09:05:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_mp_bdt [2021-12-18 09:05:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-18 09:05:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-18 09:05:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-18 09:05:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-18 09:05:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_percpu_thread_destroy [2021-12-18 09:05:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_percpu_thread_destroy [2021-12-18 09:05:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 09:05:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 09:05:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_rq_buf [2021-12-18 09:05:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_rq_buf [2021-12-18 09:05:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 09:05:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 09:05:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 09:05:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2021-12-18 09:05:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2021-12-18 09:05:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 09:05:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 09:05:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2021-12-18 09:05:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2021-12-18 09:05:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-18 09:05:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-18 09:05:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-18 09:05:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-18 09:05:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_abort [2021-12-18 09:05:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_abort [2021-12-18 09:05:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2021-12-18 09:05:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2021-12-18 09:05:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-18 09:05:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-18 09:05:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-18 09:05:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-18 09:05:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2021-12-18 09:05:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2021-12-18 09:05:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-18 09:05:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-18 09:05:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-18 09:05:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-18 09:05:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_teardown [2021-12-18 09:05:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_teardown [2021-12-18 09:05:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_percpu_thread_create [2021-12-18 09:05:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_percpu_thread_create [2021-12-18 09:05:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_begin [2021-12-18 09:05:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_begin [2021-12-18 09:05:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_fw_iscsi_init_msg [2021-12-18 09:05:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_fw_iscsi_init_msg [2021-12-18 09:05:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-18 09:05:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-18 09:05:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-18 09:05:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-18 09:05:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 09:05:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 09:05:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-18 09:05:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-18 09:05:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_conn_from_id [2021-12-18 09:05:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_conn_from_id [2021-12-18 09:05:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 09:05:25,776 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 09:05:25,782 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 09:05:26,044 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 09:05:51,188 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 09:05:51,205 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 09:05:51,206 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-18 09:05:51,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:05:51 BoogieIcfgContainer [2021-12-18 09:05:51,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 09:05:51,211 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 09:05:51,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 09:05:51,214 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 09:05:51,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 09:05:20" (1/3) ... [2021-12-18 09:05:51,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f112b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:05:51, skipping insertion in model container [2021-12-18 09:05:51,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:05:24" (2/3) ... [2021-12-18 09:05:51,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f112b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:05:51, skipping insertion in model container [2021-12-18 09:05:51,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:05:51" (3/3) ... [2021-12-18 09:05:51,217 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i [2021-12-18 09:05:51,221 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 09:05:51,221 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 09:05:51,262 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 09:05:51,267 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 09:05:51,267 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 09:05:51,329 INFO L276 IsEmpty]: Start isEmpty. Operand has 3177 states, 2219 states have (on average 1.3609734114465977) internal successors, (3020), 2283 states have internal predecessors, (3020), 805 states have call successors, (805), 152 states have call predecessors, (805), 151 states have return successors, (797), 786 states have call predecessors, (797), 797 states have call successors, (797) [2021-12-18 09:05:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-12-18 09:05:51,363 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:05:51,364 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2021-12-18 09:05:51,364 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:05:51,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:05:51,368 INFO L85 PathProgramCache]: Analyzing trace with hash -501892546, now seen corresponding path program 1 times [2021-12-18 09:05:51,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:05:51,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997389798] [2021-12-18 09:05:51,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:05:51,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:05:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:05:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:05:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:05:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:05:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 09:05:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-18 09:05:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:05:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:51,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 09:05:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:05:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 09:05:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:05:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:05:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:05:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-12-18 09:05:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:05:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 09:05:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:05:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-18 09:05:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:05:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-18 09:05:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:05:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 09:05:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-18 09:05:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-18 09:05:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 09:05:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-18 09:05:52,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-18 09:05:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-12-18 09:05:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-18 09:05:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:05:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:05:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2021-12-18 09:05:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 09:05:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:05:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-18 09:05:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:05:52,522 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2021-12-18 09:05:52,523 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:05:52,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997389798] [2021-12-18 09:05:52,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997389798] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:05:52,524 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:05:52,524 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 09:05:52,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29678660] [2021-12-18 09:05:52,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:05:52,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 09:05:52,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:05:52,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 09:05:52,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-18 09:05:52,550 INFO L87 Difference]: Start difference. First operand has 3177 states, 2219 states have (on average 1.3609734114465977) internal successors, (3020), 2283 states have internal predecessors, (3020), 805 states have call successors, (805), 152 states have call predecessors, (805), 151 states have return successors, (797), 786 states have call predecessors, (797), 797 states have call successors, (797) Second operand has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-18 09:05:55,804 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 09:06:00,841 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:03,148 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:10,768 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:12,080 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:13,825 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:15,847 WARN L534 Checker$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 09:06:33,311 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:35,335 WARN L534 Checker$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 09:06:38,109 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:40,127 WARN L534 Checker$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 09:06:42,688 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:44,356 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:46,856 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:48,940 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:50,496 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:52,849 WARN L534 Checker$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 09:06:54,872 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:06:56,901 WARN L534 Checker$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 09:06:57,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:06:57,166 INFO L93 Difference]: Finished difference Result 7550 states and 11488 transitions. [2021-12-18 09:06:57,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 09:06:57,174 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 341 [2021-12-18 09:06:57,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:06:57,208 INFO L225 Difference]: With dead ends: 7550 [2021-12-18 09:06:57,210 INFO L226 Difference]: Without dead ends: 4331 [2021-12-18 09:06:57,235 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 129 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 09:06:57,239 INFO L933 BasicCegarLoop]: 4213 mSDtfsCounter, 4740 mSDsluCounter, 7932 mSDsCounter, 0 mSdLazyCounter, 8479 mSolverCounterSat, 4113 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5068 SdHoareTripleChecker+Valid, 12145 SdHoareTripleChecker+Invalid, 12605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4113 IncrementalHoareTripleChecker+Valid, 8479 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64.0s IncrementalHoareTripleChecker+Time [2021-12-18 09:06:57,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5068 Valid, 12145 Invalid, 12605 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4113 Valid, 8479 Invalid, 13 Unknown, 0 Unchecked, 64.0s Time] [2021-12-18 09:06:57,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4331 states. [2021-12-18 09:06:57,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4331 to 3131. [2021-12-18 09:06:57,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3131 states, 2196 states have (on average 1.3565573770491803) internal successors, (2979), 2247 states have internal predecessors, (2979), 784 states have call successors, (784), 151 states have call predecessors, (784), 150 states have return successors, (783), 773 states have call predecessors, (783), 783 states have call successors, (783) [2021-12-18 09:06:57,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3131 states to 3131 states and 4546 transitions. [2021-12-18 09:06:57,439 INFO L78 Accepts]: Start accepts. Automaton has 3131 states and 4546 transitions. Word has length 341 [2021-12-18 09:06:57,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:06:57,441 INFO L470 AbstractCegarLoop]: Abstraction has 3131 states and 4546 transitions. [2021-12-18 09:06:57,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-18 09:06:57,441 INFO L276 IsEmpty]: Start isEmpty. Operand 3131 states and 4546 transitions. [2021-12-18 09:06:57,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-12-18 09:06:57,454 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:06:57,454 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2021-12-18 09:06:57,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 09:06:57,455 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:06:57,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:06:57,456 INFO L85 PathProgramCache]: Analyzing trace with hash -543779670, now seen corresponding path program 1 times [2021-12-18 09:06:57,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:06:57,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342256133] [2021-12-18 09:06:57,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:06:57,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:06:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:06:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:06:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:06:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:06:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 09:06:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-18 09:06:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:06:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 09:06:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:06:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 09:06:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:06:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 09:06:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:06:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-12-18 09:06:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:06:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 09:06:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:06:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-18 09:06:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:06:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-18 09:06:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:06:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 09:06:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-18 09:06:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-18 09:06:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:57,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 09:06:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-18 09:06:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-18 09:06:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-12-18 09:06:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-18 09:06:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 09:06:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:06:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2021-12-18 09:06:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 09:06:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:06:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-18 09:06:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:06:58,132 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2021-12-18 09:06:58,132 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:06:58,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342256133] [2021-12-18 09:06:58,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342256133] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:06:58,132 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:06:58,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-18 09:06:58,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175431028] [2021-12-18 09:06:58,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:06:58,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 09:06:58,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:06:58,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 09:06:58,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-18 09:06:58,135 INFO L87 Difference]: Start difference. First operand 3131 states and 4546 transitions. Second operand has 8 states, 8 states have (on average 13.625) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (34), 7 states have call predecessors, (34), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-18 09:07:02,958 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:05,103 WARN L534 Checker$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 09:07:07,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:08,595 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:20,326 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:26,035 WARN L534 Checker$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 09:07:28,069 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:32,320 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:33,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:42,190 WARN L534 Checker$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 09:07:44,418 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:46,432 WARN L534 Checker$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 09:07:49,685 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:51,765 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:54,076 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:07:57,885 WARN L534 Checker$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 09:07:59,917 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:08:03,808 WARN L534 Checker$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 09:08:05,981 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 09:08:06,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:08:06,143 INFO L93 Difference]: Finished difference Result 10056 states and 14929 transitions. [2021-12-18 09:08:06,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-18 09:08:06,144 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.625) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (34), 7 states have call predecessors, (34), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 341 [2021-12-18 09:08:06,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:08:06,174 INFO L225 Difference]: With dead ends: 10056 [2021-12-18 09:08:06,175 INFO L226 Difference]: Without dead ends: 6934 [2021-12-18 09:08:06,183 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-12-18 09:08:06,184 INFO L933 BasicCegarLoop]: 4776 mSDtfsCounter, 10587 mSDsluCounter, 10324 mSDsCounter, 0 mSdLazyCounter, 10751 mSolverCounterSat, 7161 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11198 SdHoareTripleChecker+Valid, 15100 SdHoareTripleChecker+Invalid, 17927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7161 IncrementalHoareTripleChecker+Valid, 10751 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.4s IncrementalHoareTripleChecker+Time [2021-12-18 09:08:06,184 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11198 Valid, 15100 Invalid, 17927 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7161 Valid, 10751 Invalid, 15 Unknown, 0 Unchecked, 67.4s Time] [2021-12-18 09:08:06,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6934 states. [2021-12-18 09:08:06,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6934 to 5232. [2021-12-18 09:08:06,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5232 states, 3689 states have (on average 1.3480618053673081) internal successors, (4973), 3773 states have internal predecessors, (4973), 1263 states have call successors, (1263), 279 states have call predecessors, (1263), 279 states have return successors, (1265), 1246 states have call predecessors, (1265), 1262 states have call successors, (1265) [2021-12-18 09:08:06,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 5232 states and 7501 transitions. [2021-12-18 09:08:06,350 INFO L78 Accepts]: Start accepts. Automaton has 5232 states and 7501 transitions. Word has length 341 [2021-12-18 09:08:06,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:08:06,350 INFO L470 AbstractCegarLoop]: Abstraction has 5232 states and 7501 transitions. [2021-12-18 09:08:06,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.625) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (34), 7 states have call predecessors, (34), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-18 09:08:06,351 INFO L276 IsEmpty]: Start isEmpty. Operand 5232 states and 7501 transitions. [2021-12-18 09:08:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 579 [2021-12-18 09:08:06,373 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:08:06,373 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 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] [2021-12-18 09:08:06,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 09:08:06,374 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:08:06,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:08:06,375 INFO L85 PathProgramCache]: Analyzing trace with hash -506192394, now seen corresponding path program 1 times [2021-12-18 09:08:06,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:08:06,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384142769] [2021-12-18 09:08:06,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:08:06,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:08:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:08:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:08:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 09:08:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 09:08:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:08:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 09:08:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 09:08:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 09:08:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-18 09:08:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-18 09:08:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-18 09:08:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-18 09:08:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 09:08:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:06,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-18 09:08:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-18 09:08:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-18 09:08:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-12-18 09:08:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-18 09:08:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:08:07,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 09:08:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-12-18 09:08:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2021-12-18 09:08:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-12-18 09:08:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-18 09:08:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2021-12-18 09:08:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:08:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-18 09:08:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 09:08:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 09:08:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-18 09:08:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-18 09:08:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2021-12-18 09:08:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2021-12-18 09:08:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-18 09:08:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2021-12-18 09:08:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-18 09:08:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2021-12-18 09:08:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2021-12-18 09:08:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2021-12-18 09:08:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-12-18 09:08:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:08:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2021-12-18 09:08:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:08:07,515 INFO L134 CoverageAnalysis]: Checked inductivity of 3112 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3110 trivial. 0 not checked. [2021-12-18 09:08:07,516 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:08:07,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384142769] [2021-12-18 09:08:07,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384142769] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:08:07,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:08:07,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-18 09:08:07,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752173380] [2021-12-18 09:08:07,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:08:07,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-18 09:08:07,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:08:07,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-18 09:08:07,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-12-18 09:08:07,518 INFO L87 Difference]: Start difference. First operand 5232 states and 7501 transitions. Second operand has 11 states, 11 states have (on average 14.090909090909092) internal successors, (155), 4 states have internal predecessors, (155), 2 states have call successors, (51), 8 states have call predecessors, (51), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2021-12-18 09:08:12,537 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 09:08:14,687 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:08:16,700 WARN L534 Checker$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 09:08:18,711 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:08:24,180 WARN L534 Checker$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 09:08:25,722 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:08:28,041 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:08:36,926 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:08:38,240 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:08:48,385 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:08:50,940 WARN L534 Checker$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 09:08:52,985 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:09:03,372 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:09:10,137 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:09:12,160 WARN L534 Checker$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 09:09:15,053 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:09:17,059 WARN L534 Checker$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 09:09:19,618 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:09:21,697 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:09:23,913 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:09:26,103 WARN L534 Checker$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 09:09:28,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:09:30,818 WARN L534 Checker$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 09:09:32,843 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 09:09:34,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:09:34,280 INFO L93 Difference]: Finished difference Result 13544 states and 20301 transitions. [2021-12-18 09:09:34,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 09:09:34,281 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.090909090909092) internal successors, (155), 4 states have internal predecessors, (155), 2 states have call successors, (51), 8 states have call predecessors, (51), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) Word has length 578 [2021-12-18 09:09:34,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:09:34,317 INFO L225 Difference]: With dead ends: 13544 [2021-12-18 09:09:34,317 INFO L226 Difference]: Without dead ends: 8321 [2021-12-18 09:09:34,337 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2021-12-18 09:09:34,339 INFO L933 BasicCegarLoop]: 5832 mSDtfsCounter, 7320 mSDsluCounter, 23647 mSDsCounter, 0 mSdLazyCounter, 13983 mSolverCounterSat, 6147 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 82.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8088 SdHoareTripleChecker+Valid, 29479 SdHoareTripleChecker+Invalid, 20150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6147 IncrementalHoareTripleChecker+Valid, 13983 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 86.1s IncrementalHoareTripleChecker+Time [2021-12-18 09:09:34,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8088 Valid, 29479 Invalid, 20150 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6147 Valid, 13983 Invalid, 20 Unknown, 0 Unchecked, 86.1s Time] [2021-12-18 09:09:34,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8321 states. [2021-12-18 09:09:34,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8321 to 5236. [2021-12-18 09:09:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5236 states, 3692 states have (on average 1.3477789815817984) internal successors, (4976), 3776 states have internal predecessors, (4976), 1263 states have call successors, (1263), 279 states have call predecessors, (1263), 280 states have return successors, (1269), 1247 states have call predecessors, (1269), 1262 states have call successors, (1269) [2021-12-18 09:09:34,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5236 states to 5236 states and 7508 transitions. [2021-12-18 09:09:34,533 INFO L78 Accepts]: Start accepts. Automaton has 5236 states and 7508 transitions. Word has length 578 [2021-12-18 09:09:34,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:09:34,535 INFO L470 AbstractCegarLoop]: Abstraction has 5236 states and 7508 transitions. [2021-12-18 09:09:34,536 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.090909090909092) internal successors, (155), 4 states have internal predecessors, (155), 2 states have call successors, (51), 8 states have call predecessors, (51), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2021-12-18 09:09:34,536 INFO L276 IsEmpty]: Start isEmpty. Operand 5236 states and 7508 transitions. [2021-12-18 09:09:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2021-12-18 09:09:34,554 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:09:34,555 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 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] [2021-12-18 09:09:34,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 09:09:34,555 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:09:34,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:09:34,555 INFO L85 PathProgramCache]: Analyzing trace with hash 713024326, now seen corresponding path program 1 times [2021-12-18 09:09:34,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:09:34,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669559942] [2021-12-18 09:09:34,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:09:34,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:09:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:09:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:09:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 09:09:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 09:09:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:09:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 09:09:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 09:09:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 09:09:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-18 09:09:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-18 09:09:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-18 09:09:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-18 09:09:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:34,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 09:09:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-18 09:09:35,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-18 09:09:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-18 09:09:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-12-18 09:09:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-18 09:09:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:09:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 09:09:35,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-12-18 09:09:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2021-12-18 09:09:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-12-18 09:09:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-18 09:09:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2021-12-18 09:09:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:09:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-18 09:09:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 09:09:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 09:09:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-18 09:09:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-18 09:09:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2021-12-18 09:09:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-18 09:09:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-12-18 09:09:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-12-18 09:09:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 09:09:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2021-12-18 09:09:35,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 09:09:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:09:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 09:09:35,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:09:35,432 INFO L134 CoverageAnalysis]: Checked inductivity of 3107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3107 trivial. 0 not checked. [2021-12-18 09:09:35,432 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:09:35,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669559942] [2021-12-18 09:09:35,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669559942] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:09:35,433 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:09:35,433 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-18 09:09:35,433 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378451011] [2021-12-18 09:09:35,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:09:35,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 09:09:35,434 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:09:35,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 09:09:35,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-18 09:09:35,435 INFO L87 Difference]: Start difference. First operand 5236 states and 7508 transitions. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (48), 7 states have call predecessors, (48), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-12-18 09:09:40,540 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 09:09:42,575 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:09:44,600 WARN L534 Checker$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 09:09:46,716 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:09:48,729 WARN L534 Checker$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 09:09:53,121 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:10:02,517 WARN L534 Checker$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 09:10:04,557 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:10:06,594 WARN L534 Checker$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 09:10:14,291 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:10:15,516 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:10:17,542 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:10:20,487 WARN L534 Checker$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 09:10:22,654 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:10:25,038 WARN L534 Checker$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 09:10:25,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:10:25,300 INFO L93 Difference]: Finished difference Result 12160 states and 17895 transitions. [2021-12-18 09:10:25,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-18 09:10:25,301 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (48), 7 states have call predecessors, (48), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 560 [2021-12-18 09:10:25,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:10:25,329 INFO L225 Difference]: With dead ends: 12160 [2021-12-18 09:10:25,329 INFO L226 Difference]: Without dead ends: 6933 [2021-12-18 09:10:25,348 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2021-12-18 09:10:25,349 INFO L933 BasicCegarLoop]: 4106 mSDtfsCounter, 6932 mSDsluCounter, 7891 mSDsCounter, 0 mSdLazyCounter, 6464 mSolverCounterSat, 6407 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7260 SdHoareTripleChecker+Valid, 11997 SdHoareTripleChecker+Invalid, 12884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6407 IncrementalHoareTripleChecker+Valid, 6464 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.5s IncrementalHoareTripleChecker+Time [2021-12-18 09:10:25,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7260 Valid, 11997 Invalid, 12884 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6407 Valid, 6464 Invalid, 13 Unknown, 0 Unchecked, 49.5s Time] [2021-12-18 09:10:25,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6933 states. [2021-12-18 09:10:25,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6933 to 5237. [2021-12-18 09:10:25,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5237 states, 3693 states have (on average 1.347684809098294) internal successors, (4977), 3777 states have internal predecessors, (4977), 1263 states have call successors, (1263), 279 states have call predecessors, (1263), 280 states have return successors, (1269), 1247 states have call predecessors, (1269), 1262 states have call successors, (1269) [2021-12-18 09:10:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5237 states to 5237 states and 7509 transitions. [2021-12-18 09:10:25,504 INFO L78 Accepts]: Start accepts. Automaton has 5237 states and 7509 transitions. Word has length 560 [2021-12-18 09:10:25,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:10:25,505 INFO L470 AbstractCegarLoop]: Abstraction has 5237 states and 7509 transitions. [2021-12-18 09:10:25,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (48), 7 states have call predecessors, (48), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-12-18 09:10:25,506 INFO L276 IsEmpty]: Start isEmpty. Operand 5237 states and 7509 transitions. [2021-12-18 09:10:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2021-12-18 09:10:25,525 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:10:25,525 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 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] [2021-12-18 09:10:25,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 09:10:25,526 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:10:25,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:10:25,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1368884731, now seen corresponding path program 1 times [2021-12-18 09:10:25,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:10:25,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107547869] [2021-12-18 09:10:25,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:10:25,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:10:25,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:10:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:10:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 09:10:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 09:10:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:10:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 09:10:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 09:10:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 09:10:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-18 09:10:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-18 09:10:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-18 09:10:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-18 09:10:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 09:10:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:25,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-18 09:10:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-18 09:10:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-18 09:10:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-12-18 09:10:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-18 09:10:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:10:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 09:10:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-12-18 09:10:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2021-12-18 09:10:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-12-18 09:10:26,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-18 09:10:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2021-12-18 09:10:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:10:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-18 09:10:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 09:10:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 09:10:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-18 09:10:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-18 09:10:26,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2021-12-18 09:10:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2021-12-18 09:10:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-18 09:10:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2021-12-18 09:10:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 09:10:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2021-12-18 09:10:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-12-18 09:10:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-12-18 09:10:26,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2021-12-18 09:10:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:10:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-12-18 09:10:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:10:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 3112 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3110 trivial. 0 not checked. [2021-12-18 09:10:26,587 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:10:26,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107547869] [2021-12-18 09:10:26,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107547869] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:10:26,587 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:10:26,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-18 09:10:26,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263007829] [2021-12-18 09:10:26,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:10:26,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-18 09:10:26,589 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:10:26,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-18 09:10:26,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-12-18 09:10:26,589 INFO L87 Difference]: Start difference. First operand 5237 states and 7509 transitions. Second operand has 9 states, 9 states have (on average 17.555555555555557) internal successors, (158), 3 states have internal predecessors, (158), 2 states have call successors, (51), 8 states have call predecessors, (51), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-12-18 09:10:30,712 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:10:32,180 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:10:34,202 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:10:36,216 WARN L534 Checker$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 09:10:44,311 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:10:52,632 WARN L534 Checker$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 09:11:04,591 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:05,731 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:07,750 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:09,767 WARN L534 Checker$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 09:11:11,782 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:13,260 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:16,464 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:18,490 WARN L534 Checker$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 09:11:18,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:11:18,862 INFO L93 Difference]: Finished difference Result 12187 states and 17952 transitions. [2021-12-18 09:11:18,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 09:11:18,862 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.555555555555557) internal successors, (158), 3 states have internal predecessors, (158), 2 states have call successors, (51), 8 states have call predecessors, (51), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 581 [2021-12-18 09:11:18,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:11:18,914 INFO L225 Difference]: With dead ends: 12187 [2021-12-18 09:11:18,914 INFO L226 Difference]: Without dead ends: 6959 [2021-12-18 09:11:18,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-12-18 09:11:18,927 INFO L933 BasicCegarLoop]: 4121 mSDtfsCounter, 5574 mSDsluCounter, 9519 mSDsCounter, 0 mSdLazyCounter, 8488 mSolverCounterSat, 5069 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5982 SdHoareTripleChecker+Valid, 13640 SdHoareTripleChecker+Invalid, 13566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5069 IncrementalHoareTripleChecker+Valid, 8488 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.8s IncrementalHoareTripleChecker+Time [2021-12-18 09:11:18,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5982 Valid, 13640 Invalid, 13566 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5069 Valid, 8488 Invalid, 9 Unknown, 0 Unchecked, 51.8s Time] [2021-12-18 09:11:18,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6959 states. [2021-12-18 09:11:19,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6959 to 5239. [2021-12-18 09:11:19,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5239 states, 3695 states have (on average 1.3474966170500677) internal successors, (4979), 3779 states have internal predecessors, (4979), 1263 states have call successors, (1263), 279 states have call predecessors, (1263), 280 states have return successors, (1269), 1247 states have call predecessors, (1269), 1262 states have call successors, (1269) [2021-12-18 09:11:19,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5239 states to 5239 states and 7511 transitions. [2021-12-18 09:11:19,070 INFO L78 Accepts]: Start accepts. Automaton has 5239 states and 7511 transitions. Word has length 581 [2021-12-18 09:11:19,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:11:19,072 INFO L470 AbstractCegarLoop]: Abstraction has 5239 states and 7511 transitions. [2021-12-18 09:11:19,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.555555555555557) internal successors, (158), 3 states have internal predecessors, (158), 2 states have call successors, (51), 8 states have call predecessors, (51), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-12-18 09:11:19,072 INFO L276 IsEmpty]: Start isEmpty. Operand 5239 states and 7511 transitions. [2021-12-18 09:11:19,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2021-12-18 09:11:19,088 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:11:19,088 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 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] [2021-12-18 09:11:19,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 09:11:19,089 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:11:19,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:11:19,089 INFO L85 PathProgramCache]: Analyzing trace with hash -658782972, now seen corresponding path program 1 times [2021-12-18 09:11:19,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:11:19,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962611501] [2021-12-18 09:11:19,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:11:19,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:11:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:11:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:11:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 09:11:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 09:11:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:11:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 09:11:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 09:11:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 09:11:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-18 09:11:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-18 09:11:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-18 09:11:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-18 09:11:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 09:11:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-18 09:11:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-18 09:11:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-18 09:11:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-12-18 09:11:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-18 09:11:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 09:11:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 09:11:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-12-18 09:11:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2021-12-18 09:11:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-12-18 09:11:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-18 09:11:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2021-12-18 09:11:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:11:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-18 09:11:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 09:11:19,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 09:11:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-18 09:11:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-18 09:11:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2021-12-18 09:11:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-18 09:11:19,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-12-18 09:11:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-12-18 09:11:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 09:11:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2021-12-18 09:11:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 09:11:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:11:19,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 09:11:19,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:11:19,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3107 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3100 trivial. 0 not checked. [2021-12-18 09:11:19,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:11:19,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962611501] [2021-12-18 09:11:19,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962611501] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:11:19,995 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:11:19,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-18 09:11:19,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434662578] [2021-12-18 09:11:19,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:11:19,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-18 09:11:19,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:11:19,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-18 09:11:19,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-12-18 09:11:19,997 INFO L87 Difference]: Start difference. First operand 5239 states and 7511 transitions. Second operand has 10 states, 10 states have (on average 15.1) internal successors, (151), 5 states have internal predecessors, (151), 2 states have call successors, (48), 7 states have call predecessors, (48), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-12-18 09:11:24,668 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:26,816 WARN L534 Checker$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 09:11:28,831 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:30,555 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:35,132 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:42,719 WARN L534 Checker$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 09:11:44,489 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:52,617 WARN L534 Checker$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 09:11:54,656 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:11:57,518 WARN L534 Checker$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 09:11:59,557 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:12:01,488 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:12:06,348 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:12:12,812 WARN L534 Checker$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 09:12:14,824 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:12:16,848 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:12:18,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:12:21,191 WARN L534 Checker$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 09:12:23,410 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:12:25,936 WARN L534 Checker$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 09:12:26,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:12:26,219 INFO L93 Difference]: Finished difference Result 12173 states and 17904 transitions. [2021-12-18 09:12:26,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 09:12:26,219 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.1) internal successors, (151), 5 states have internal predecessors, (151), 2 states have call successors, (48), 7 states have call predecessors, (48), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 560 [2021-12-18 09:12:26,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:12:26,242 INFO L225 Difference]: With dead ends: 12173 [2021-12-18 09:12:26,242 INFO L226 Difference]: Without dead ends: 6935 [2021-12-18 09:12:26,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-12-18 09:12:26,254 INFO L933 BasicCegarLoop]: 4212 mSDtfsCounter, 5939 mSDsluCounter, 14672 mSDsCounter, 0 mSdLazyCounter, 10862 mSolverCounterSat, 5187 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6267 SdHoareTripleChecker+Valid, 18884 SdHoareTripleChecker+Invalid, 16062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5187 IncrementalHoareTripleChecker+Valid, 10862 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.7s IncrementalHoareTripleChecker+Time [2021-12-18 09:12:26,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6267 Valid, 18884 Invalid, 16062 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5187 Valid, 10862 Invalid, 13 Unknown, 0 Unchecked, 65.7s Time] [2021-12-18 09:12:26,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6935 states. [2021-12-18 09:12:26,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6935 to 5239. [2021-12-18 09:12:26,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5239 states, 3695 states have (on average 1.346955345060893) internal successors, (4977), 3779 states have internal predecessors, (4977), 1263 states have call successors, (1263), 279 states have call predecessors, (1263), 280 states have return successors, (1269), 1247 states have call predecessors, (1269), 1262 states have call successors, (1269) [2021-12-18 09:12:26,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5239 states to 5239 states and 7509 transitions. [2021-12-18 09:12:26,401 INFO L78 Accepts]: Start accepts. Automaton has 5239 states and 7509 transitions. Word has length 560 [2021-12-18 09:12:26,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:12:26,401 INFO L470 AbstractCegarLoop]: Abstraction has 5239 states and 7509 transitions. [2021-12-18 09:12:26,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.1) internal successors, (151), 5 states have internal predecessors, (151), 2 states have call successors, (48), 7 states have call predecessors, (48), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-12-18 09:12:26,401 INFO L276 IsEmpty]: Start isEmpty. Operand 5239 states and 7509 transitions. [2021-12-18 09:12:26,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2021-12-18 09:12:26,415 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:12:26,416 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 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] [2021-12-18 09:12:26,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 09:12:26,416 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:12:26,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:12:26,417 INFO L85 PathProgramCache]: Analyzing trace with hash 420086179, now seen corresponding path program 1 times [2021-12-18 09:12:26,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:12:26,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289179042] [2021-12-18 09:12:26,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:12:26,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:12:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:12:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:12:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 09:12:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 09:12:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:12:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 09:12:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-18 09:12:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 09:12:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-18 09:12:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 09:12:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 09:12:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 09:12:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-18 09:12:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:26,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-18 09:12:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-12-18 09:12:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-18 09:12:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-12-18 09:12:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-12-18 09:12:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-18 09:12:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-18 09:12:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:12:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-18 09:12:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:12:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-12-18 09:12:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2021-12-18 09:12:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2021-12-18 09:12:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-12-18 09:12:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2021-12-18 09:12:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2021-12-18 09:12:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2021-12-18 09:12:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2021-12-18 09:12:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 09:12:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2021-12-18 09:12:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-18 09:12:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2021-12-18 09:12:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2021-12-18 09:12:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2021-12-18 09:12:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-18 09:12:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-12-18 09:12:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2021-12-18 09:12:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-12-18 09:12:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:27,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3112 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3099 trivial. 0 not checked. [2021-12-18 09:12:27,486 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:12:27,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289179042] [2021-12-18 09:12:27,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289179042] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 09:12:27,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1712657661] [2021-12-18 09:12:27,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:12:27,486 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 09:12:27,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:12:27,488 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 09:12:27,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-18 09:12:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:28,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 4806 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-18 09:12:28,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 09:12:29,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3112 backedges. 592 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2021-12-18 09:12:29,479 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 09:12:29,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1712657661] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:12:29,479 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 09:12:29,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2021-12-18 09:12:29,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520298711] [2021-12-18 09:12:29,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:12:29,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 09:12:29,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:12:29,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 09:12:29,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2021-12-18 09:12:29,481 INFO L87 Difference]: Start difference. First operand 5239 states and 7509 transitions. Second operand has 5 states, 5 states have (on average 37.6) internal successors, (188), 5 states have internal predecessors, (188), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 09:12:29,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:12:29,664 INFO L93 Difference]: Finished difference Result 10476 states and 15015 transitions. [2021-12-18 09:12:29,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 09:12:29,664 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 5 states have internal predecessors, (188), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 590 [2021-12-18 09:12:29,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:12:29,683 INFO L225 Difference]: With dead ends: 10476 [2021-12-18 09:12:29,684 INFO L226 Difference]: Without dead ends: 5226 [2021-12-18 09:12:29,697 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 785 GetRequests, 770 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2021-12-18 09:12:29,697 INFO L933 BasicCegarLoop]: 4542 mSDtfsCounter, 6 mSDsluCounter, 13618 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 18160 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 09:12:29,697 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 18160 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 09:12:29,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5226 states. [2021-12-18 09:12:29,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5226 to 5226. [2021-12-18 09:12:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5226 states, 3686 states have (on average 1.346717308735757) internal successors, (4964), 3770 states have internal predecessors, (4964), 1261 states have call successors, (1261), 277 states have call predecessors, (1261), 278 states have return successors, (1267), 1245 states have call predecessors, (1267), 1260 states have call successors, (1267) [2021-12-18 09:12:29,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5226 states to 5226 states and 7492 transitions. [2021-12-18 09:12:29,873 INFO L78 Accepts]: Start accepts. Automaton has 5226 states and 7492 transitions. Word has length 590 [2021-12-18 09:12:29,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:12:29,873 INFO L470 AbstractCegarLoop]: Abstraction has 5226 states and 7492 transitions. [2021-12-18 09:12:29,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 5 states have internal predecessors, (188), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 09:12:29,874 INFO L276 IsEmpty]: Start isEmpty. Operand 5226 states and 7492 transitions. [2021-12-18 09:12:29,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 589 [2021-12-18 09:12:29,886 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:12:29,886 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 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] [2021-12-18 09:12:29,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-18 09:12:30,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 09:12:30,096 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:12:30,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:12:30,096 INFO L85 PathProgramCache]: Analyzing trace with hash 453741831, now seen corresponding path program 1 times [2021-12-18 09:12:30,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:12:30,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344772100] [2021-12-18 09:12:30,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:12:30,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:12:30,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:12:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:12:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 09:12:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 09:12:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:12:30,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 09:12:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-18 09:12:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-18 09:12:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-18 09:12:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-18 09:12:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-18 09:12:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-12-18 09:12:30,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-18 09:12:30,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-18 09:12:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-18 09:12:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-18 09:12:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-18 09:12:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-18 09:12:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-18 09:12:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-18 09:12:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-18 09:12:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:12:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 09:12:30,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 09:12:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 09:12:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2021-12-18 09:12:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-12-18 09:12:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2021-12-18 09:12:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-18 09:12:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-18 09:12:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-18 09:12:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2021-12-18 09:12:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2021-12-18 09:12:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 09:12:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:30,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-12-18 09:12:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-18 09:12:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-12-18 09:12:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2021-12-18 09:12:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2021-12-18 09:12:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2021-12-18 09:12:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-12-18 09:12:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-12-18 09:12:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:31,077 INFO L134 CoverageAnalysis]: Checked inductivity of 3113 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 3102 trivial. 0 not checked. [2021-12-18 09:12:31,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:12:31,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344772100] [2021-12-18 09:12:31,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344772100] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 09:12:31,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [941742420] [2021-12-18 09:12:31,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:12:31,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 09:12:31,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:12:31,079 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 09:12:31,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-18 09:12:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:32,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 4774 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-18 09:12:32,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 09:12:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3113 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 3010 trivial. 0 not checked. [2021-12-18 09:12:33,181 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 09:12:33,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [941742420] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:12:33,182 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 09:12:33,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2021-12-18 09:12:33,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603399376] [2021-12-18 09:12:33,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:12:33,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 09:12:33,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:12:33,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 09:12:33,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2021-12-18 09:12:33,183 INFO L87 Difference]: Start difference. First operand 5226 states and 7492 transitions. Second operand has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 3 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2021-12-18 09:12:33,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:12:33,620 INFO L93 Difference]: Finished difference Result 10456 states and 15129 transitions. [2021-12-18 09:12:33,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 09:12:33,620 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 3 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 588 [2021-12-18 09:12:33,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:12:33,637 INFO L225 Difference]: With dead ends: 10456 [2021-12-18 09:12:33,637 INFO L226 Difference]: Without dead ends: 5232 [2021-12-18 09:12:33,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 783 GetRequests, 768 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2021-12-18 09:12:33,651 INFO L933 BasicCegarLoop]: 4502 mSDtfsCounter, 6 mSDsluCounter, 17922 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 22424 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-18 09:12:33,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 22424 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-18 09:12:33,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5232 states. [2021-12-18 09:12:33,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5232 to 5232. [2021-12-18 09:12:33,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5232 states, 3690 states have (on average 1.3468834688346885) internal successors, (4970), 3776 states have internal predecessors, (4970), 1261 states have call successors, (1261), 277 states have call predecessors, (1261), 280 states have return successors, (1277), 1245 states have call predecessors, (1277), 1260 states have call successors, (1277) [2021-12-18 09:12:33,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 5232 states and 7508 transitions. [2021-12-18 09:12:33,771 INFO L78 Accepts]: Start accepts. Automaton has 5232 states and 7508 transitions. Word has length 588 [2021-12-18 09:12:33,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:12:33,771 INFO L470 AbstractCegarLoop]: Abstraction has 5232 states and 7508 transitions. [2021-12-18 09:12:33,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 3 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2021-12-18 09:12:33,771 INFO L276 IsEmpty]: Start isEmpty. Operand 5232 states and 7508 transitions. [2021-12-18 09:12:33,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2021-12-18 09:12:33,786 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:12:33,786 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 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] [2021-12-18 09:12:33,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-18 09:12:34,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-12-18 09:12:34,012 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:12:34,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:12:34,013 INFO L85 PathProgramCache]: Analyzing trace with hash 869736515, now seen corresponding path program 1 times [2021-12-18 09:12:34,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:12:34,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462587445] [2021-12-18 09:12:34,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:12:34,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:12:34,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:12:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:12:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 09:12:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 09:12:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-18 09:12:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 09:12:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 09:12:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-18 09:12:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 09:12:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 09:12:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 09:12:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-18 09:12:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 09:12:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-18 09:12:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 09:12:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-18 09:12:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-12-18 09:12:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-18 09:12:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-18 09:12:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-12-18 09:12:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-12-18 09:12:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 09:12:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-18 09:12:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-12-18 09:12:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-18 09:12:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 09:12:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-12-18 09:12:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 09:12:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2021-12-18 09:12:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:12:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2021-12-18 09:12:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2021-12-18 09:12:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 09:12:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-12-18 09:12:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-18 09:12:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-12-18 09:12:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2021-12-18 09:12:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2021-12-18 09:12:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 09:12:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2021-12-18 09:12:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:34,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:35,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-12-18 09:12:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:35,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:35,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2021-12-18 09:12:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:35,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:12:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:35,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2021-12-18 09:12:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:35,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3164 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 3153 trivial. 0 not checked. [2021-12-18 09:12:35,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:12:35,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462587445] [2021-12-18 09:12:35,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462587445] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 09:12:35,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074550503] [2021-12-18 09:12:35,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:12:35,031 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 09:12:35,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:12:35,032 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 09:12:35,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-18 09:12:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:12:36,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 4864 conjuncts, 109 conjunts are in the unsatisfiable core [2021-12-18 09:12:36,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 09:12:36,842 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-12-18 09:12:36,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2021-12-18 09:12:37,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-18 09:12:37,737 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_1947 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_#Ultimate.C_memset_#ptr.base| v_ArrVal_1947))) is different from true [2021-12-18 09:12:37,770 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_1947 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s.base| v_ArrVal_1947))) is different from true [2021-12-18 09:12:37,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-12-18 09:12:37,898 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_1948 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_#Ultimate.C_memset_#ptr.base| v_ArrVal_1948))) is different from true [2021-12-18 09:12:37,933 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_1948 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s.base| v_ArrVal_1948))) is different from true [2021-12-18 09:12:37,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-12-18 09:12:38,028 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_1949 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_#Ultimate.C_memset_#ptr.base| v_ArrVal_1949))) is different from true [2021-12-18 09:12:38,041 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_1949 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s.base| v_ArrVal_1949))) is different from true [2021-12-18 09:12:38,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-12-18 09:12:38,116 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_1950 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_#Ultimate.C_memset_#ptr.base| v_ArrVal_1950))) is different from true [2021-12-18 09:12:38,130 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_1950 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s.base| v_ArrVal_1950))) is different from true [2021-12-18 09:12:38,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-12-18 09:12:38,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-12-18 09:12:38,348 INFO L134 CoverageAnalysis]: Checked inductivity of 3164 backedges. 16 proven. 584 refuted. 0 times theorem prover too weak. 2456 trivial. 108 not checked. [2021-12-18 09:12:38,349 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 09:12:38,647 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1956 (Array Int Int))) (<= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_ldv_main_exported_8_~#ldvarg43~0#1.base| v_ArrVal_1956) |c_ULTIMATE.start_ldv_main_exported_8_~#ldvarg40~0#1.base|) |c_ULTIMATE.start_ldv_main_exported_8_~#ldvarg40~0#1.offset|) 4294967296) 0)) is different from false [2021-12-18 09:12:38,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1074550503] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 09:12:38,649 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-18 09:12:38,649 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 24] total 32 [2021-12-18 09:12:38,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245614389] [2021-12-18 09:12:38,649 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-18 09:12:38,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-12-18 09:12:38,650 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:12:38,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-12-18 09:12:38,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=589, Unknown=9, NotChecked=504, Total=1190 [2021-12-18 09:12:38,651 INFO L87 Difference]: Start difference. First operand 5232 states and 7508 transitions. Second operand has 32 states, 30 states have (on average 10.766666666666667) internal successors, (323), 27 states have internal predecessors, (323), 10 states have call successors, (102), 8 states have call predecessors, (102), 14 states have return successors, (100), 15 states have call predecessors, (100), 10 states have call successors, (100) [2021-12-18 09:12:43,995 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 09:13:40,059 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:13:42,028 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:13:43,117 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:13:45,137 WARN L534 Checker$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 09:13:46,243 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:13:48,264 WARN L534 Checker$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 09:13:49,874 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:13:53,429 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:13:55,435 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:13:57,455 WARN L534 Checker$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 09:13:59,467 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:14:13,174 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:14:15,196 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:14:17,211 WARN L534 Checker$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 09:14:19,223 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:14:24,734 WARN L534 Checker$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 09:14:26,014 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:14:28,041 WARN L534 Checker$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 09:14:30,088 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:14:32,786 WARN L534 Checker$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 09:14:34,715 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:14:37,569 WARN L534 Checker$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 09:14:39,236 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:14:41,405 WARN L534 Checker$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 09:14:57,576 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:14:59,625 WARN L534 Checker$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 09:15:01,666 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:15:03,704 WARN L534 Checker$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 09:15:05,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:15:07,520 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:15:09,167 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:15:11,211 WARN L534 Checker$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 09:15:13,227 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:15:16,081 WARN L534 Checker$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 09:15:17,582 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:15:40,617 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:15:45,229 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:15:46,753 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:15:48,888 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:02,153 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:04,037 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:05,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:09,350 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:10,673 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:13,197 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:18,086 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:20,333 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:32,750 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:34,222 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:16:35,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:01,255 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:02,290 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:04,309 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:06,321 WARN L534 Checker$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 09:17:07,922 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:09,943 WARN L534 Checker$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 09:17:11,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:13,983 WARN L534 Checker$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 09:17:16,008 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:18,017 WARN L534 Checker$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 09:17:20,033 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:22,770 WARN L534 Checker$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 09:17:24,781 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:27,064 WARN L534 Checker$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 09:17:29,082 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:32,098 WARN L534 Checker$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 09:17:34,807 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:36,085 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:38,107 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:40,132 WARN L534 Checker$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 09:17:42,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:44,156 WARN L534 Checker$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 09:17:45,199 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:47,957 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:49,980 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:53,433 WARN L534 Checker$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 09:17:55,449 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:17:57,462 WARN L534 Checker$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 09:17:59,480 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:01,501 WARN L534 Checker$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 09:18:03,516 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:05,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:07,096 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:08,103 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:10,933 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:17,148 WARN L534 Checker$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 09:18:19,257 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:21,373 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:24,026 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:27,546 WARN L534 Checker$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 09:18:30,106 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:32,240 WARN L534 Checker$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 09:18:34,368 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:36,494 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:38,603 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:40,717 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:42,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:44,950 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:47,145 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:49,262 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:51,376 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:53,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:55,667 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:57,794 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:18:59,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:19:02,018 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:19:04,500 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:19:06,617 WARN L534 Checker$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 09:19:08,732 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 09:19:14,358 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15