./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pt.ko-main.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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pt.ko-main.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 3b154baf348652a9aadd484f41053a90df6581eb3d7346fd488d4cc05040e74b --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 03:09:38,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 03:09:38,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 03:09:38,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 03:09:38,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 03:09:38,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 03:09:38,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 03:09:38,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 03:09:38,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 03:09:38,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 03:09:38,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 03:09:38,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 03:09:38,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 03:09:38,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 03:09:38,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 03:09:38,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 03:09:38,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 03:09:38,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 03:09:38,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 03:09:38,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 03:09:38,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 03:09:38,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 03:09:38,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 03:09:38,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 03:09:38,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 03:09:38,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 03:09:38,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 03:09:38,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 03:09:38,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 03:09:38,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 03:09:38,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 03:09:38,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 03:09:38,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 03:09:38,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 03:09:38,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 03:09:38,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 03:09:38,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 03:09:38,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 03:09:38,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 03:09:38,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 03:09:38,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 03:09:38,982 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 03:09:39,018 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 03:09:39,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 03:09:39,023 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 03:09:39,023 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 03:09:39,024 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 03:09:39,024 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 03:09:39,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 03:09:39,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 03:09:39,025 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 03:09:39,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 03:09:39,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 03:09:39,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 03:09:39,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 03:09:39,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 03:09:39,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 03:09:39,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 03:09:39,027 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 03:09:39,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 03:09:39,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 03:09:39,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 03:09:39,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 03:09:39,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 03:09:39,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 03:09:39,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 03:09:39,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 03:09:39,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 03:09:39,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 03:09:39,029 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 03:09:39,030 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 03:09:39,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 03:09:39,030 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 03:09:39,030 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b154baf348652a9aadd484f41053a90df6581eb3d7346fd488d4cc05040e74b [2021-12-18 03:09:39,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 03:09:39,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 03:09:39,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 03:09:39,298 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 03:09:39,299 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 03:09:39,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pt.ko-main.cil.out.i [2021-12-18 03:09:39,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35285ea2/5c6fcdb35cba4321bcca7138c8630534/FLAG38bb690d3 [2021-12-18 03:09:39,928 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 03:09:39,929 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pt.ko-main.cil.out.i [2021-12-18 03:09:39,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35285ea2/5c6fcdb35cba4321bcca7138c8630534/FLAG38bb690d3 [2021-12-18 03:09:40,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35285ea2/5c6fcdb35cba4321bcca7138c8630534 [2021-12-18 03:09:40,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 03:09:40,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 03:09:40,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 03:09:40,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 03:09:40,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 03:09:40,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 03:09:40" (1/1) ... [2021-12-18 03:09:40,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1d2ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:40, skipping insertion in model container [2021-12-18 03:09:40,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 03:09:40" (1/1) ... [2021-12-18 03:09:40,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 03:09:40,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 03:09:40,916 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pt.ko-main.cil.out.i[119285,119298] [2021-12-18 03:09:40,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 03:09:41,015 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 03:09:41,247 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pt.ko-main.cil.out.i[119285,119298] [2021-12-18 03:09:41,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 03:09:41,301 INFO L208 MainTranslator]: Completed translation [2021-12-18 03:09:41,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41 WrapperNode [2021-12-18 03:09:41,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 03:09:41,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 03:09:41,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 03:09:41,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 03:09:41,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (1/1) ... [2021-12-18 03:09:41,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (1/1) ... [2021-12-18 03:09:41,452 INFO L137 Inliner]: procedures = 144, calls = 800, calls flagged for inlining = 49, calls inlined = 41, statements flattened = 1426 [2021-12-18 03:09:41,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 03:09:41,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 03:09:41,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 03:09:41,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 03:09:41,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (1/1) ... [2021-12-18 03:09:41,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (1/1) ... [2021-12-18 03:09:41,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (1/1) ... [2021-12-18 03:09:41,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (1/1) ... [2021-12-18 03:09:41,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (1/1) ... [2021-12-18 03:09:41,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (1/1) ... [2021-12-18 03:09:41,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (1/1) ... [2021-12-18 03:09:41,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 03:09:41,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 03:09:41,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 03:09:41,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 03:09:41,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (1/1) ... [2021-12-18 03:09:41,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 03:09:41,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:09:41,668 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 03:09:41,686 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 03:09:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2021-12-18 03:09:41,710 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2021-12-18 03:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-18 03:09:41,710 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-18 03:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2021-12-18 03:09:41,710 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2021-12-18 03:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pt_mutex [2021-12-18 03:09:41,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pt_mutex [2021-12-18 03:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2021-12-18 03:09:41,711 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2021-12-18 03:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 03:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2021-12-18 03:09:41,711 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2021-12-18 03:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-18 03:09:41,712 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-18 03:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2021-12-18 03:09:41,712 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2021-12-18 03:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 03:09:41,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 03:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2021-12-18 03:09:41,713 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2021-12-18 03:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2021-12-18 03:09:41,713 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2021-12-18 03:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2021-12-18 03:09:41,713 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2021-12-18 03:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 03:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-18 03:09:41,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-18 03:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2021-12-18 03:09:41,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2021-12-18 03:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-18 03:09:41,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-18 03:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 03:09:41,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 03:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2021-12-18 03:09:41,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2021-12-18 03:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 03:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2021-12-18 03:09:41,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2021-12-18 03:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pt_mutex [2021-12-18 03:09:41,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pt_mutex [2021-12-18 03:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-18 03:09:41,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-18 03:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2021-12-18 03:09:41,717 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2021-12-18 03:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-18 03:09:41,717 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-18 03:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 03:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_17 [2021-12-18 03:09:41,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_17 [2021-12-18 03:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-18 03:09:41,718 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-18 03:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 03:09:41,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 03:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 03:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 03:09:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2021-12-18 03:09:41,720 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2021-12-18 03:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2021-12-18 03:09:41,720 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2021-12-18 03:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 03:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2021-12-18 03:09:41,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2021-12-18 03:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2021-12-18 03:09:41,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2021-12-18 03:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-18 03:09:41,721 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-18 03:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2021-12-18 03:09:41,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2021-12-18 03:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 03:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 03:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2021-12-18 03:09:41,722 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2021-12-18 03:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2021-12-18 03:09:41,722 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2021-12-18 03:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-18 03:09:41,723 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-18 03:09:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2021-12-18 03:09:41,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2021-12-18 03:09:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2021-12-18 03:09:41,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2021-12-18 03:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2021-12-18 03:09:41,724 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2021-12-18 03:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2021-12-18 03:09:41,724 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2021-12-18 03:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 03:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2021-12-18 03:09:41,724 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2021-12-18 03:09:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2021-12-18 03:09:41,725 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2021-12-18 03:09:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-18 03:09:41,725 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-18 03:09:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 03:09:41,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 03:09:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2021-12-18 03:09:41,726 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2021-12-18 03:09:42,121 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 03:09:42,123 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 03:09:47,630 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 03:09:47,652 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 03:09:47,654 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-18 03:09:47,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 03:09:47 BoogieIcfgContainer [2021-12-18 03:09:47,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 03:09:47,660 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 03:09:47,660 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 03:09:47,663 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 03:09:47,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 03:09:40" (1/3) ... [2021-12-18 03:09:47,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20bef6a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 03:09:47, skipping insertion in model container [2021-12-18 03:09:47,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:09:41" (2/3) ... [2021-12-18 03:09:47,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20bef6a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 03:09:47, skipping insertion in model container [2021-12-18 03:09:47,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 03:09:47" (3/3) ... [2021-12-18 03:09:47,667 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pt.ko-main.cil.out.i [2021-12-18 03:09:47,671 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 03:09:47,671 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 03:09:47,717 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 03:09:47,722 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 03:09:47,723 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 03:09:47,749 INFO L276 IsEmpty]: Start isEmpty. Operand has 674 states, 467 states have (on average 1.3533190578158458) internal successors, (632), 489 states have internal predecessors, (632), 167 states have call successors, (167), 42 states have call predecessors, (167), 42 states have return successors, (167), 167 states have call predecessors, (167), 167 states have call successors, (167) [2021-12-18 03:09:47,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-18 03:09:47,755 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:47,756 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 03:09:47,756 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:47,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:47,760 INFO L85 PathProgramCache]: Analyzing trace with hash 334168328, now seen corresponding path program 1 times [2021-12-18 03:09:47,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:47,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495392771] [2021-12-18 03:09:47,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:47,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:09:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:48,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-18 03:09:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:48,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:09:48,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:09:48,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495392771] [2021-12-18 03:09:48,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495392771] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:09:48,094 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:09:48,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-18 03:09:48,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002028453] [2021-12-18 03:09:48,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:09:48,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:09:48,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:09:48,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:09:48,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 03:09:48,136 INFO L87 Difference]: Start difference. First operand has 674 states, 467 states have (on average 1.3533190578158458) internal successors, (632), 489 states have internal predecessors, (632), 167 states have call successors, (167), 42 states have call predecessors, (167), 42 states have return successors, (167), 167 states have call predecessors, (167), 167 states have call successors, (167) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:48,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:09:48,627 INFO L93 Difference]: Finished difference Result 1645 states and 2392 transitions. [2021-12-18 03:09:48,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:09:48,631 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2021-12-18 03:09:48,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:09:48,661 INFO L225 Difference]: With dead ends: 1645 [2021-12-18 03:09:48,661 INFO L226 Difference]: Without dead ends: 966 [2021-12-18 03:09:48,672 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 03:09:48,681 INFO L933 BasicCegarLoop]: 1197 mSDtfsCounter, 439 mSDsluCounter, 894 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 439 SdHoareTripleChecker+Valid, 2091 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-18 03:09:48,685 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [439 Valid, 2091 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-18 03:09:48,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 966 states. [2021-12-18 03:09:48,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 966 to 938. [2021-12-18 03:09:48,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 938 states, 645 states have (on average 1.3472868217054264) internal successors, (869), 667 states have internal predecessors, (869), 228 states have call successors, (228), 65 states have call predecessors, (228), 64 states have return successors, (222), 222 states have call predecessors, (222), 222 states have call successors, (222) [2021-12-18 03:09:48,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1319 transitions. [2021-12-18 03:09:48,819 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1319 transitions. Word has length 19 [2021-12-18 03:09:48,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:09:48,820 INFO L470 AbstractCegarLoop]: Abstraction has 938 states and 1319 transitions. [2021-12-18 03:09:48,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:48,821 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1319 transitions. [2021-12-18 03:09:48,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-18 03:09:48,824 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:48,824 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 03:09:48,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 03:09:48,825 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:48,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:48,828 INFO L85 PathProgramCache]: Analyzing trace with hash -720822466, now seen corresponding path program 1 times [2021-12-18 03:09:48,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:48,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859147974] [2021-12-18 03:09:48,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:48,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:09:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:09:48,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:09:48,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859147974] [2021-12-18 03:09:48,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859147974] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:09:48,940 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:09:48,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-18 03:09:48,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541022767] [2021-12-18 03:09:48,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:09:48,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:09:48,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:09:48,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:09:48,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 03:09:48,944 INFO L87 Difference]: Start difference. First operand 938 states and 1319 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 03:09:48,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:09:48,990 INFO L93 Difference]: Finished difference Result 1873 states and 2635 transitions. [2021-12-18 03:09:48,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:09:48,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-12-18 03:09:48,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:09:48,999 INFO L225 Difference]: With dead ends: 1873 [2021-12-18 03:09:48,999 INFO L226 Difference]: Without dead ends: 938 [2021-12-18 03:09:49,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 03:09:49,004 INFO L933 BasicCegarLoop]: 927 mSDtfsCounter, 918 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 918 SdHoareTripleChecker+Valid, 927 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:09:49,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [918 Valid, 927 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:09:49,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2021-12-18 03:09:49,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 938. [2021-12-18 03:09:49,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 938 states, 645 states have (on average 1.344186046511628) internal successors, (867), 667 states have internal predecessors, (867), 228 states have call successors, (228), 65 states have call predecessors, (228), 64 states have return successors, (222), 222 states have call predecessors, (222), 222 states have call successors, (222) [2021-12-18 03:09:49,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1317 transitions. [2021-12-18 03:09:49,062 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1317 transitions. Word has length 19 [2021-12-18 03:09:49,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:09:49,065 INFO L470 AbstractCegarLoop]: Abstraction has 938 states and 1317 transitions. [2021-12-18 03:09:49,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 03:09:49,065 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1317 transitions. [2021-12-18 03:09:49,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-12-18 03:09:49,070 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:49,070 INFO L514 BasicCegarLoop]: trace histogram [1, 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 03:09:49,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 03:09:49,070 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:49,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:49,073 INFO L85 PathProgramCache]: Analyzing trace with hash 569153980, now seen corresponding path program 1 times [2021-12-18 03:09:49,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:49,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799780393] [2021-12-18 03:09:49,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:49,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:09:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:49,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 03:09:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:09:49,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:09:49,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799780393] [2021-12-18 03:09:49,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799780393] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:09:49,205 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:09:49,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 03:09:49,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361548034] [2021-12-18 03:09:49,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:09:49,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 03:09:49,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:09:49,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 03:09:49,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 03:09:49,208 INFO L87 Difference]: Start difference. First operand 938 states and 1317 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:52,698 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 03:09:54,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:09:54,668 INFO L93 Difference]: Finished difference Result 2411 states and 3394 transitions. [2021-12-18 03:09:54,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 03:09:54,669 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2021-12-18 03:09:54,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:09:54,680 INFO L225 Difference]: With dead ends: 2411 [2021-12-18 03:09:54,681 INFO L226 Difference]: Without dead ends: 1476 [2021-12-18 03:09:54,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:54,690 INFO L933 BasicCegarLoop]: 1429 mSDtfsCounter, 991 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 467 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 2200 SdHoareTripleChecker+Invalid, 1192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 467 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-12-18 03:09:54,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1129 Valid, 2200 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [467 Valid, 724 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2021-12-18 03:09:54,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1476 states. [2021-12-18 03:09:54,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1476 to 1472. [2021-12-18 03:09:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1013 states have (on average 1.3455083909180652) internal successors, (1363), 1043 states have internal predecessors, (1363), 357 states have call successors, (357), 102 states have call predecessors, (357), 101 states have return successors, (351), 351 states have call predecessors, (351), 351 states have call successors, (351) [2021-12-18 03:09:54,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 2071 transitions. [2021-12-18 03:09:54,805 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 2071 transitions. Word has length 25 [2021-12-18 03:09:54,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:09:54,807 INFO L470 AbstractCegarLoop]: Abstraction has 1472 states and 2071 transitions. [2021-12-18 03:09:54,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:54,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2071 transitions. [2021-12-18 03:09:54,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-12-18 03:09:54,810 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:54,814 INFO L514 BasicCegarLoop]: trace histogram [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 03:09:54,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 03:09:54,815 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:54,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:54,815 INFO L85 PathProgramCache]: Analyzing trace with hash 491627987, now seen corresponding path program 1 times [2021-12-18 03:09:54,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:54,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176744490] [2021-12-18 03:09:54,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:54,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:09:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:54,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:09:54,896 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:09:54,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176744490] [2021-12-18 03:09:54,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176744490] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:09:54,897 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:09:54,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-18 03:09:54,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375126319] [2021-12-18 03:09:54,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:09:54,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:09:54,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:09:54,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:09:54,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 03:09:54,902 INFO L87 Difference]: Start difference. First operand 1472 states and 2071 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 03:09:55,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:09:55,034 INFO L93 Difference]: Finished difference Result 2967 states and 4179 transitions. [2021-12-18 03:09:55,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:09:55,035 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-12-18 03:09:55,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:09:55,044 INFO L225 Difference]: With dead ends: 2967 [2021-12-18 03:09:55,044 INFO L226 Difference]: Without dead ends: 1498 [2021-12-18 03:09:55,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 03:09:55,052 INFO L933 BasicCegarLoop]: 926 mSDtfsCounter, 12 mSDsluCounter, 921 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 1847 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-18 03:09:55,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 1847 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-18 03:09:55,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1498 states. [2021-12-18 03:09:55,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1498 to 1474. [2021-12-18 03:09:55,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1474 states, 1015 states have (on average 1.3448275862068966) internal successors, (1365), 1045 states have internal predecessors, (1365), 357 states have call successors, (357), 102 states have call predecessors, (357), 101 states have return successors, (351), 351 states have call predecessors, (351), 351 states have call successors, (351) [2021-12-18 03:09:55,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1474 states and 2073 transitions. [2021-12-18 03:09:55,115 INFO L78 Accepts]: Start accepts. Automaton has 1474 states and 2073 transitions. Word has length 24 [2021-12-18 03:09:55,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:09:55,115 INFO L470 AbstractCegarLoop]: Abstraction has 1474 states and 2073 transitions. [2021-12-18 03:09:55,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 03:09:55,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2073 transitions. [2021-12-18 03:09:55,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-12-18 03:09:55,117 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:55,117 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 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 03:09:55,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 03:09:55,117 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:55,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:55,118 INFO L85 PathProgramCache]: Analyzing trace with hash 402915506, now seen corresponding path program 1 times [2021-12-18 03:09:55,118 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:55,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997823916] [2021-12-18 03:09:55,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:55,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:09:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:55,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:09:55,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:09:55,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997823916] [2021-12-18 03:09:55,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997823916] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:09:55,228 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:09:55,228 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-18 03:09:55,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133188239] [2021-12-18 03:09:55,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:09:55,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:09:55,229 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:09:55,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:09:55,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 03:09:55,230 INFO L87 Difference]: Start difference. First operand 1474 states and 2073 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 03:09:55,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:09:55,323 INFO L93 Difference]: Finished difference Result 3380 states and 4835 transitions. [2021-12-18 03:09:55,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:09:55,323 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-12-18 03:09:55,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:09:55,336 INFO L225 Difference]: With dead ends: 3380 [2021-12-18 03:09:55,336 INFO L226 Difference]: Without dead ends: 1909 [2021-12-18 03:09:55,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 03:09:55,343 INFO L933 BasicCegarLoop]: 1277 mSDtfsCounter, 246 mSDsluCounter, 972 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 2249 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:09:55,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 2249 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:09:55,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1909 states. [2021-12-18 03:09:55,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1909 to 1486. [2021-12-18 03:09:55,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1486 states, 1027 states have (on average 1.3446932814021422) internal successors, (1381), 1057 states have internal predecessors, (1381), 357 states have call successors, (357), 102 states have call predecessors, (357), 101 states have return successors, (351), 351 states have call predecessors, (351), 351 states have call successors, (351) [2021-12-18 03:09:55,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1486 states and 2089 transitions. [2021-12-18 03:09:55,430 INFO L78 Accepts]: Start accepts. Automaton has 1486 states and 2089 transitions. Word has length 29 [2021-12-18 03:09:55,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:09:55,431 INFO L470 AbstractCegarLoop]: Abstraction has 1486 states and 2089 transitions. [2021-12-18 03:09:55,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 03:09:55,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2089 transitions. [2021-12-18 03:09:55,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-18 03:09:55,433 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:55,433 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:09:55,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 03:09:55,434 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:55,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:55,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1038619191, now seen corresponding path program 1 times [2021-12-18 03:09:55,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:55,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651226990] [2021-12-18 03:09:55,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:55,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:09:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:55,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:09:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:55,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:09:55,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:09:55,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651226990] [2021-12-18 03:09:55,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651226990] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:09:55,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1328310210] [2021-12-18 03:09:55,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:55,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:09:55,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:09:55,540 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 03:09:55,564 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 03:09:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:55,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 03:09:55,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:09:56,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:09:56,010 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:09:56,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1328310210] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:09:56,011 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:09:56,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-18 03:09:56,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641920351] [2021-12-18 03:09:56,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:09:56,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:09:56,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:09:56,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:09:56,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:56,012 INFO L87 Difference]: Start difference. First operand 1486 states and 2089 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:56,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:09:56,114 INFO L93 Difference]: Finished difference Result 3436 states and 4919 transitions. [2021-12-18 03:09:56,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:09:56,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2021-12-18 03:09:56,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:09:56,130 INFO L225 Difference]: With dead ends: 3436 [2021-12-18 03:09:56,130 INFO L226 Difference]: Without dead ends: 1953 [2021-12-18 03:09:56,136 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:56,137 INFO L933 BasicCegarLoop]: 1013 mSDtfsCounter, 249 mSDsluCounter, 924 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 1937 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:09:56,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [308 Valid, 1937 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:09:56,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1953 states. [2021-12-18 03:09:56,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1953 to 1532. [2021-12-18 03:09:56,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1532 states, 1061 states have (on average 1.3468426013195098) internal successors, (1429), 1091 states have internal predecessors, (1429), 369 states have call successors, (369), 102 states have call predecessors, (369), 101 states have return successors, (363), 363 states have call predecessors, (363), 363 states have call successors, (363) [2021-12-18 03:09:56,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1532 states and 2161 transitions. [2021-12-18 03:09:56,227 INFO L78 Accepts]: Start accepts. Automaton has 1532 states and 2161 transitions. Word has length 35 [2021-12-18 03:09:56,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:09:56,228 INFO L470 AbstractCegarLoop]: Abstraction has 1532 states and 2161 transitions. [2021-12-18 03:09:56,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:56,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 2161 transitions. [2021-12-18 03:09:56,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-18 03:09:56,231 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:56,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:09:56,260 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 03:09:56,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-12-18 03:09:56,445 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:56,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:56,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1739683769, now seen corresponding path program 1 times [2021-12-18 03:09:56,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:56,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101827738] [2021-12-18 03:09:56,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:56,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:09:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:56,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:09:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:56,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:09:56,521 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:09:56,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101827738] [2021-12-18 03:09:56,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101827738] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:09:56,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541019526] [2021-12-18 03:09:56,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:56,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:09:56,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:09:56,523 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 03:09:56,524 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 03:09:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:56,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 1063 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 03:09:56,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:09:56,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:09:56,899 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:09:56,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [541019526] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:09:56,899 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:09:56,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-18 03:09:56,900 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719190095] [2021-12-18 03:09:56,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:09:56,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:09:56,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:09:56,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:09:56,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:56,901 INFO L87 Difference]: Start difference. First operand 1532 states and 2161 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:56,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:09:56,962 INFO L93 Difference]: Finished difference Result 1554 states and 2187 transitions. [2021-12-18 03:09:56,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:09:56,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2021-12-18 03:09:56,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:09:56,971 INFO L225 Difference]: With dead ends: 1554 [2021-12-18 03:09:56,971 INFO L226 Difference]: Without dead ends: 1543 [2021-12-18 03:09:56,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:56,972 INFO L933 BasicCegarLoop]: 940 mSDtfsCounter, 923 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 923 SdHoareTripleChecker+Valid, 953 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:09:56,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [923 Valid, 953 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:09:56,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1543 states. [2021-12-18 03:09:57,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1543 to 1532. [2021-12-18 03:09:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1532 states, 1061 states have (on average 1.344957587181904) internal successors, (1427), 1091 states have internal predecessors, (1427), 369 states have call successors, (369), 102 states have call predecessors, (369), 101 states have return successors, (363), 363 states have call predecessors, (363), 363 states have call successors, (363) [2021-12-18 03:09:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1532 states and 2159 transitions. [2021-12-18 03:09:57,033 INFO L78 Accepts]: Start accepts. Automaton has 1532 states and 2159 transitions. Word has length 35 [2021-12-18 03:09:57,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:09:57,033 INFO L470 AbstractCegarLoop]: Abstraction has 1532 states and 2159 transitions. [2021-12-18 03:09:57,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 2159 transitions. [2021-12-18 03:09:57,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-18 03:09:57,035 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:57,035 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:09:57,061 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 03:09:57,254 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,SelfDestructingSolverStorable6 [2021-12-18 03:09:57,255 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:57,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:57,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1796942071, now seen corresponding path program 1 times [2021-12-18 03:09:57,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:57,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464874947] [2021-12-18 03:09:57,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:57,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:09:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:57,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:09:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:57,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:09:57,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:09:57,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464874947] [2021-12-18 03:09:57,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464874947] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:09:57,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146276561] [2021-12-18 03:09:57,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:57,365 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:09:57,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:09:57,368 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 03:09:57,394 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 03:09:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:57,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 03:09:57,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:09:57,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:09:57,811 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:09:57,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146276561] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:09:57,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:09:57,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-18 03:09:57,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992334540] [2021-12-18 03:09:57,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:09:57,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:09:57,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:09:57,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:09:57,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:57,813 INFO L87 Difference]: Start difference. First operand 1532 states and 2159 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:57,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:09:57,871 INFO L93 Difference]: Finished difference Result 1534 states and 2160 transitions. [2021-12-18 03:09:57,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:09:57,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2021-12-18 03:09:57,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:09:57,883 INFO L225 Difference]: With dead ends: 1534 [2021-12-18 03:09:57,883 INFO L226 Difference]: Without dead ends: 1531 [2021-12-18 03:09:57,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:57,885 INFO L933 BasicCegarLoop]: 925 mSDtfsCounter, 894 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 894 SdHoareTripleChecker+Valid, 925 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:09:57,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [894 Valid, 925 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:09:57,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1531 states. [2021-12-18 03:09:57,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1531 to 1531. [2021-12-18 03:09:57,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1531 states, 1061 states have (on average 1.3440150801131008) internal successors, (1426), 1090 states have internal predecessors, (1426), 368 states have call successors, (368), 102 states have call predecessors, (368), 101 states have return successors, (363), 363 states have call predecessors, (363), 363 states have call successors, (363) [2021-12-18 03:09:57,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1531 states and 2157 transitions. [2021-12-18 03:09:57,952 INFO L78 Accepts]: Start accepts. Automaton has 1531 states and 2157 transitions. Word has length 35 [2021-12-18 03:09:57,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:09:57,953 INFO L470 AbstractCegarLoop]: Abstraction has 1531 states and 2157 transitions. [2021-12-18 03:09:57,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:57,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2157 transitions. [2021-12-18 03:09:57,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-12-18 03:09:57,955 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:57,955 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:09:57,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-18 03:09:58,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:09:58,182 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:58,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:58,183 INFO L85 PathProgramCache]: Analyzing trace with hash -129755051, now seen corresponding path program 1 times [2021-12-18 03:09:58,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:58,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049661478] [2021-12-18 03:09:58,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:58,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:09:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:58,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:09:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:58,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:09:58,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:09:58,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049661478] [2021-12-18 03:09:58,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049661478] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:09:58,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1682422261] [2021-12-18 03:09:58,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:58,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:09:58,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:09:58,278 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:09:58,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-18 03:09:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:58,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 03:09:58,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:09:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:09:58,704 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:09:58,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1682422261] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:09:58,704 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:09:58,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-18 03:09:58,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294446156] [2021-12-18 03:09:58,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:09:58,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:09:58,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:09:58,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:09:58,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:58,708 INFO L87 Difference]: Start difference. First operand 1531 states and 2157 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:58,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:09:58,798 INFO L93 Difference]: Finished difference Result 1533 states and 2158 transitions. [2021-12-18 03:09:58,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:09:58,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 36 [2021-12-18 03:09:58,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:09:58,811 INFO L225 Difference]: With dead ends: 1533 [2021-12-18 03:09:58,812 INFO L226 Difference]: Without dead ends: 1530 [2021-12-18 03:09:58,813 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:58,814 INFO L933 BasicCegarLoop]: 923 mSDtfsCounter, 891 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 891 SdHoareTripleChecker+Valid, 923 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:09:58,815 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [891 Valid, 923 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:09:58,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1530 states. [2021-12-18 03:09:58,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1530 to 1530. [2021-12-18 03:09:58,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1530 states, 1061 states have (on average 1.3430725730442978) internal successors, (1425), 1089 states have internal predecessors, (1425), 367 states have call successors, (367), 102 states have call predecessors, (367), 101 states have return successors, (363), 363 states have call predecessors, (363), 363 states have call successors, (363) [2021-12-18 03:09:58,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1530 states and 2155 transitions. [2021-12-18 03:09:58,882 INFO L78 Accepts]: Start accepts. Automaton has 1530 states and 2155 transitions. Word has length 36 [2021-12-18 03:09:58,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:09:58,884 INFO L470 AbstractCegarLoop]: Abstraction has 1530 states and 2155 transitions. [2021-12-18 03:09:58,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:58,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 2155 transitions. [2021-12-18 03:09:58,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-18 03:09:58,885 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:58,885 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:09:58,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-18 03:09:59,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:09:59,101 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:59,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:59,101 INFO L85 PathProgramCache]: Analyzing trace with hash 272181178, now seen corresponding path program 1 times [2021-12-18 03:09:59,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:59,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374187971] [2021-12-18 03:09:59,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:59,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:09:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:59,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:09:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:59,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:09:59,169 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:09:59,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374187971] [2021-12-18 03:09:59,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374187971] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:09:59,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [234794318] [2021-12-18 03:09:59,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:59,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:09:59,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:09:59,172 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:09:59,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-18 03:09:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:09:59,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 1064 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 03:09:59,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:09:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:09:59,596 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:09:59,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [234794318] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:09:59,597 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:09:59,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-18 03:09:59,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374289186] [2021-12-18 03:09:59,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:09:59,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:09:59,598 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:09:59,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:09:59,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:59,599 INFO L87 Difference]: Start difference. First operand 1530 states and 2155 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:59,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:09:59,656 INFO L93 Difference]: Finished difference Result 1532 states and 2156 transitions. [2021-12-18 03:09:59,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:09:59,657 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 37 [2021-12-18 03:09:59,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:09:59,665 INFO L225 Difference]: With dead ends: 1532 [2021-12-18 03:09:59,665 INFO L226 Difference]: Without dead ends: 1529 [2021-12-18 03:09:59,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:09:59,666 INFO L933 BasicCegarLoop]: 921 mSDtfsCounter, 888 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 888 SdHoareTripleChecker+Valid, 921 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:09:59,666 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [888 Valid, 921 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:09:59,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2021-12-18 03:09:59,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1529. [2021-12-18 03:09:59,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1529 states, 1061 states have (on average 1.342130065975495) internal successors, (1424), 1088 states have internal predecessors, (1424), 366 states have call successors, (366), 102 states have call predecessors, (366), 101 states have return successors, (363), 363 states have call predecessors, (363), 363 states have call successors, (363) [2021-12-18 03:09:59,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1529 states and 2153 transitions. [2021-12-18 03:09:59,759 INFO L78 Accepts]: Start accepts. Automaton has 1529 states and 2153 transitions. Word has length 37 [2021-12-18 03:09:59,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:09:59,759 INFO L470 AbstractCegarLoop]: Abstraction has 1529 states and 2153 transitions. [2021-12-18 03:09:59,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:09:59,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2153 transitions. [2021-12-18 03:09:59,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-18 03:09:59,761 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:09:59,761 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:09:59,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-18 03:09:59,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-18 03:09:59,978 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:09:59,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:09:59,979 INFO L85 PathProgramCache]: Analyzing trace with hash -152692744, now seen corresponding path program 1 times [2021-12-18 03:09:59,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:09:59,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485508838] [2021-12-18 03:09:59,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:09:59,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:10:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:00,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:10:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:00,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:10:00,069 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:10:00,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485508838] [2021-12-18 03:10:00,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485508838] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:10:00,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1245134090] [2021-12-18 03:10:00,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:00,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:10:00,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:10:00,071 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:10:00,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-18 03:10:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:00,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 03:10:00,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:10:00,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:10:00,476 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:10:00,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1245134090] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:10:00,477 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:10:00,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-18 03:10:00,477 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494766518] [2021-12-18 03:10:00,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:10:00,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:10:00,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:10:00,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:10:00,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:10:00,478 INFO L87 Difference]: Start difference. First operand 1529 states and 2153 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:10:00,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:10:00,553 INFO L93 Difference]: Finished difference Result 1953 states and 2700 transitions. [2021-12-18 03:10:00,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:10:00,554 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 38 [2021-12-18 03:10:00,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:10:00,564 INFO L225 Difference]: With dead ends: 1953 [2021-12-18 03:10:00,564 INFO L226 Difference]: Without dead ends: 1916 [2021-12-18 03:10:00,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:10:00,567 INFO L933 BasicCegarLoop]: 1046 mSDtfsCounter, 818 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 818 SdHoareTripleChecker+Valid, 1423 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:10:00,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [818 Valid, 1423 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:10:00,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1916 states. [2021-12-18 03:10:00,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1916 to 1916. [2021-12-18 03:10:00,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1916 states, 1300 states have (on average 1.32) internal successors, (1716), 1335 states have internal predecessors, (1716), 469 states have call successors, (469), 147 states have call predecessors, (469), 146 states have return successors, (468), 468 states have call predecessors, (468), 468 states have call successors, (468) [2021-12-18 03:10:00,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1916 states and 2653 transitions. [2021-12-18 03:10:00,678 INFO L78 Accepts]: Start accepts. Automaton has 1916 states and 2653 transitions. Word has length 38 [2021-12-18 03:10:00,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:10:00,678 INFO L470 AbstractCegarLoop]: Abstraction has 1916 states and 2653 transitions. [2021-12-18 03:10:00,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 03:10:00,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2653 transitions. [2021-12-18 03:10:00,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-12-18 03:10:00,682 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:10:00,682 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-18 03:10:00,710 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-18 03:10:00,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:10:00,904 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:10:00,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:10:00,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1937560449, now seen corresponding path program 1 times [2021-12-18 03:10:00,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:10:00,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669264083] [2021-12-18 03:10:00,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:00,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:10:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:10:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-18 03:10:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 03:10:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-18 03:10:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 03:10:01,034 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:10:01,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669264083] [2021-12-18 03:10:01,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669264083] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:10:01,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2092513983] [2021-12-18 03:10:01,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:01,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:10:01,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:10:01,036 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:10:01,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-18 03:10:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 1267 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 03:10:01,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:10:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:10:01,448 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:10:01,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2092513983] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:10:01,449 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:10:01,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-12-18 03:10:01,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248038498] [2021-12-18 03:10:01,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:10:01,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:10:01,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:10:01,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:10:01,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 03:10:01,450 INFO L87 Difference]: Start difference. First operand 1916 states and 2653 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-18 03:10:01,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:10:01,539 INFO L93 Difference]: Finished difference Result 3839 states and 5318 transitions. [2021-12-18 03:10:01,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:10:01,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 65 [2021-12-18 03:10:01,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:10:01,550 INFO L225 Difference]: With dead ends: 3839 [2021-12-18 03:10:01,550 INFO L226 Difference]: Without dead ends: 1926 [2021-12-18 03:10:01,557 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 03:10:01,558 INFO L933 BasicCegarLoop]: 879 mSDtfsCounter, 9 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1752 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:10:01,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 1752 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:10:01,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1926 states. [2021-12-18 03:10:01,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1926 to 1918. [2021-12-18 03:10:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1918 states, 1302 states have (on average 1.3195084485407067) internal successors, (1718), 1337 states have internal predecessors, (1718), 469 states have call successors, (469), 147 states have call predecessors, (469), 146 states have return successors, (468), 468 states have call predecessors, (468), 468 states have call successors, (468) [2021-12-18 03:10:01,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1918 states and 2655 transitions. [2021-12-18 03:10:01,633 INFO L78 Accepts]: Start accepts. Automaton has 1918 states and 2655 transitions. Word has length 65 [2021-12-18 03:10:01,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:10:01,634 INFO L470 AbstractCegarLoop]: Abstraction has 1918 states and 2655 transitions. [2021-12-18 03:10:01,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-18 03:10:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2655 transitions. [2021-12-18 03:10:01,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-12-18 03:10:01,637 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:10:01,637 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-18 03:10:01,667 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-18 03:10:01,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:10:01,852 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:10:01,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:10:01,852 INFO L85 PathProgramCache]: Analyzing trace with hash 175478772, now seen corresponding path program 1 times [2021-12-18 03:10:01,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:10:01,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079161780] [2021-12-18 03:10:01,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:01,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:10:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:10:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 03:10:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 03:10:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-18 03:10:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:01,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:10:01,963 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:10:01,963 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079161780] [2021-12-18 03:10:01,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079161780] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:10:01,963 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [873680477] [2021-12-18 03:10:01,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:01,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:10:01,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:10:01,965 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:10:01,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-18 03:10:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:02,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 1274 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 03:10:02,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:10:02,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:10:02,486 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 03:10:02,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-18 03:10:02,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [873680477] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 03:10:02,628 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-18 03:10:02,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2021-12-18 03:10:02,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932392625] [2021-12-18 03:10:02,628 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-18 03:10:02,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 03:10:02,628 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:10:02,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 03:10:02,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-18 03:10:02,629 INFO L87 Difference]: Start difference. First operand 1918 states and 2655 transitions. Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 7 states have internal predecessors, (83), 1 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2021-12-18 03:10:07,076 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 03:10:09,110 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 03:10:11,118 WARN L534 Checker$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 03:10:13,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:10:13,244 INFO L93 Difference]: Finished difference Result 3991 states and 5547 transitions. [2021-12-18 03:10:13,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 03:10:13,245 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 7 states have internal predecessors, (83), 1 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 69 [2021-12-18 03:10:13,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:10:13,255 INFO L225 Difference]: With dead ends: 3991 [2021-12-18 03:10:13,255 INFO L226 Difference]: Without dead ends: 2076 [2021-12-18 03:10:13,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-18 03:10:13,261 INFO L933 BasicCegarLoop]: 789 mSDtfsCounter, 391 mSDsluCounter, 1583 mSDsCounter, 0 mSdLazyCounter, 1503 mSolverCounterSat, 169 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 2372 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1503 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2021-12-18 03:10:13,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [500 Valid, 2372 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1503 Invalid, 3 Unknown, 0 Unchecked, 10.5s Time] [2021-12-18 03:10:13,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2076 states. [2021-12-18 03:10:13,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2076 to 2076. [2021-12-18 03:10:13,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2076 states, 1430 states have (on average 1.3146853146853146) internal successors, (1880), 1465 states have internal predecessors, (1880), 499 states have call successors, (499), 147 states have call predecessors, (499), 146 states have return successors, (498), 498 states have call predecessors, (498), 498 states have call successors, (498) [2021-12-18 03:10:13,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 2076 states and 2877 transitions. [2021-12-18 03:10:13,344 INFO L78 Accepts]: Start accepts. Automaton has 2076 states and 2877 transitions. Word has length 69 [2021-12-18 03:10:13,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:10:13,345 INFO L470 AbstractCegarLoop]: Abstraction has 2076 states and 2877 transitions. [2021-12-18 03:10:13,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 7 states have internal predecessors, (83), 1 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2021-12-18 03:10:13,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2877 transitions. [2021-12-18 03:10:13,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-12-18 03:10:13,349 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:10:13,349 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2021-12-18 03:10:13,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-18 03:10:13,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-18 03:10:13,563 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:10:13,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:10:13,564 INFO L85 PathProgramCache]: Analyzing trace with hash -834193707, now seen corresponding path program 2 times [2021-12-18 03:10:13,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:10:13,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827426167] [2021-12-18 03:10:13,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:13,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:10:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:13,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:10:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:13,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 03:10:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:13,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:10:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:13,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-18 03:10:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:13,735 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-18 03:10:13,735 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:10:13,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827426167] [2021-12-18 03:10:13,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827426167] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:10:13,736 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:10:13,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 03:10:13,736 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67111329] [2021-12-18 03:10:13,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:10:13,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 03:10:13,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:10:13,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 03:10:13,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:10:13,737 INFO L87 Difference]: Start difference. First operand 2076 states and 2877 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-18 03:10:17,725 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 03:10:19,760 WARN L534 Checker$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 03:10:21,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:10:21,612 INFO L93 Difference]: Finished difference Result 4521 states and 6345 transitions. [2021-12-18 03:10:21,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 03:10:21,613 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 84 [2021-12-18 03:10:21,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:10:21,623 INFO L225 Difference]: With dead ends: 4521 [2021-12-18 03:10:21,623 INFO L226 Difference]: Without dead ends: 2448 [2021-12-18 03:10:21,631 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 03:10:21,632 INFO L933 BasicCegarLoop]: 1048 mSDtfsCounter, 700 mSDsluCounter, 1417 mSDsCounter, 0 mSdLazyCounter, 1063 mSolverCounterSat, 247 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 797 SdHoareTripleChecker+Valid, 2465 SdHoareTripleChecker+Invalid, 1312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1063 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-12-18 03:10:21,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [797 Valid, 2465 Invalid, 1312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1063 Invalid, 2 Unknown, 0 Unchecked, 7.7s Time] [2021-12-18 03:10:21,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2448 states. [2021-12-18 03:10:21,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2448 to 2080. [2021-12-18 03:10:21,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2080 states, 1434 states have (on average 1.3138075313807531) internal successors, (1884), 1469 states have internal predecessors, (1884), 499 states have call successors, (499), 147 states have call predecessors, (499), 146 states have return successors, (498), 498 states have call predecessors, (498), 498 states have call successors, (498) [2021-12-18 03:10:21,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 2080 states and 2881 transitions. [2021-12-18 03:10:21,734 INFO L78 Accepts]: Start accepts. Automaton has 2080 states and 2881 transitions. Word has length 84 [2021-12-18 03:10:21,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:10:21,735 INFO L470 AbstractCegarLoop]: Abstraction has 2080 states and 2881 transitions. [2021-12-18 03:10:21,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-18 03:10:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2881 transitions. [2021-12-18 03:10:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-12-18 03:10:21,742 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:10:21,742 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2021-12-18 03:10:21,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-18 03:10:21,743 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:10:21,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:10:21,743 INFO L85 PathProgramCache]: Analyzing trace with hash 2145382468, now seen corresponding path program 1 times [2021-12-18 03:10:21,743 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:10:21,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37719130] [2021-12-18 03:10:21,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:21,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:10:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:21,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:10:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:21,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:10:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:21,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-18 03:10:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:21,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:10:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:21,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:10:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:21,933 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-18 03:10:21,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:10:21,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37719130] [2021-12-18 03:10:21,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37719130] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:10:21,934 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:10:21,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 03:10:21,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766429504] [2021-12-18 03:10:21,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:10:21,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 03:10:21,935 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:10:21,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 03:10:21,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-18 03:10:21,936 INFO L87 Difference]: Start difference. First operand 2080 states and 2881 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-18 03:10:27,994 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 03:10:32,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:10:32,566 INFO L93 Difference]: Finished difference Result 4651 states and 6557 transitions. [2021-12-18 03:10:32,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 03:10:32,567 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) Word has length 94 [2021-12-18 03:10:32,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:10:32,585 INFO L225 Difference]: With dead ends: 4651 [2021-12-18 03:10:32,586 INFO L226 Difference]: Without dead ends: 2574 [2021-12-18 03:10:32,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-12-18 03:10:32,596 INFO L933 BasicCegarLoop]: 1079 mSDtfsCounter, 729 mSDsluCounter, 2849 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 423 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 832 SdHoareTripleChecker+Valid, 3928 SdHoareTripleChecker+Invalid, 2383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 423 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2021-12-18 03:10:32,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [832 Valid, 3928 Invalid, 2383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [423 Valid, 1959 Invalid, 1 Unknown, 0 Unchecked, 10.4s Time] [2021-12-18 03:10:32,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2574 states. [2021-12-18 03:10:32,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2574 to 2092. [2021-12-18 03:10:32,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2092 states, 1444 states have (on average 1.311634349030471) internal successors, (1894), 1477 states have internal predecessors, (1894), 499 states have call successors, (499), 147 states have call predecessors, (499), 148 states have return successors, (516), 502 states have call predecessors, (516), 498 states have call successors, (516) [2021-12-18 03:10:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 2092 states and 2909 transitions. [2021-12-18 03:10:32,746 INFO L78 Accepts]: Start accepts. Automaton has 2092 states and 2909 transitions. Word has length 94 [2021-12-18 03:10:32,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:10:32,747 INFO L470 AbstractCegarLoop]: Abstraction has 2092 states and 2909 transitions. [2021-12-18 03:10:32,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-18 03:10:32,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2909 transitions. [2021-12-18 03:10:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-12-18 03:10:32,750 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:10:32,751 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 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] [2021-12-18 03:10:32,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-18 03:10:32,751 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:10:32,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:10:32,752 INFO L85 PathProgramCache]: Analyzing trace with hash 923753966, now seen corresponding path program 1 times [2021-12-18 03:10:32,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:10:32,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255517478] [2021-12-18 03:10:32,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:32,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:10:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:32,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-18 03:10:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:32,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 03:10:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:32,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-18 03:10:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:32,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:10:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:32,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:10:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:32,930 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-12-18 03:10:32,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:10:32,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255517478] [2021-12-18 03:10:32,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255517478] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:10:32,931 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:10:32,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 03:10:32,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665135742] [2021-12-18 03:10:32,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:10:32,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 03:10:32,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:10:32,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 03:10:32,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-18 03:10:32,933 INFO L87 Difference]: Start difference. First operand 2092 states and 2909 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-18 03:10:35,352 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 03:10:42,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:10:42,568 INFO L93 Difference]: Finished difference Result 4873 states and 6897 transitions. [2021-12-18 03:10:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 03:10:42,569 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) Word has length 94 [2021-12-18 03:10:42,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:10:42,588 INFO L225 Difference]: With dead ends: 4873 [2021-12-18 03:10:42,588 INFO L226 Difference]: Without dead ends: 2784 [2021-12-18 03:10:42,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-12-18 03:10:42,595 INFO L933 BasicCegarLoop]: 1024 mSDtfsCounter, 748 mSDsluCounter, 2640 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 461 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 858 SdHoareTripleChecker+Valid, 3664 SdHoareTripleChecker+Invalid, 2430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 461 IncrementalHoareTripleChecker+Valid, 1968 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2021-12-18 03:10:42,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [858 Valid, 3664 Invalid, 2430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [461 Valid, 1968 Invalid, 1 Unknown, 0 Unchecked, 9.4s Time] [2021-12-18 03:10:42,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2784 states. [2021-12-18 03:10:42,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2784 to 2120. [2021-12-18 03:10:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2120 states, 1472 states have (on average 1.3057065217391304) internal successors, (1922), 1491 states have internal predecessors, (1922), 499 states have call successors, (499), 147 states have call predecessors, (499), 148 states have return successors, (516), 516 states have call predecessors, (516), 498 states have call successors, (516) [2021-12-18 03:10:42,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 2120 states and 2937 transitions. [2021-12-18 03:10:42,722 INFO L78 Accepts]: Start accepts. Automaton has 2120 states and 2937 transitions. Word has length 94 [2021-12-18 03:10:42,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:10:42,723 INFO L470 AbstractCegarLoop]: Abstraction has 2120 states and 2937 transitions. [2021-12-18 03:10:42,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-18 03:10:42,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2937 transitions. [2021-12-18 03:10:42,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-12-18 03:10:42,727 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:10:42,727 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 03:10:42,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-18 03:10:42,728 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:10:42,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:10:42,729 INFO L85 PathProgramCache]: Analyzing trace with hash -651205810, now seen corresponding path program 1 times [2021-12-18 03:10:42,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:10:42,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851700922] [2021-12-18 03:10:42,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:42,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:10:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:42,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:10:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:42,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:10:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 03:10:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:10:43,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:10:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:10:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:10:43,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-12-18 03:10:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-18 03:10:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:10:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:10:43,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:10:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:10:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:10:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 03:10:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 03:10:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 03:10:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:43,181 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-12-18 03:10:43,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:10:43,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851700922] [2021-12-18 03:10:43,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851700922] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:10:43,181 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:10:43,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 03:10:43,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433555485] [2021-12-18 03:10:43,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:10:43,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 03:10:43,183 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:10:43,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 03:10:43,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 03:10:43,184 INFO L87 Difference]: Start difference. First operand 2120 states and 2937 transitions. Second operand has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-18 03:10:45,530 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 03:10:50,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:10:50,652 INFO L93 Difference]: Finished difference Result 4348 states and 6085 transitions. [2021-12-18 03:10:50,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 03:10:50,652 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 194 [2021-12-18 03:10:50,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:10:50,661 INFO L225 Difference]: With dead ends: 4348 [2021-12-18 03:10:50,661 INFO L226 Difference]: Without dead ends: 2231 [2021-12-18 03:10:50,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-18 03:10:50,669 INFO L933 BasicCegarLoop]: 767 mSDtfsCounter, 552 mSDsluCounter, 1339 mSDsCounter, 0 mSdLazyCounter, 1396 mSolverCounterSat, 441 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 441 IncrementalHoareTripleChecker+Valid, 1396 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2021-12-18 03:10:50,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [601 Valid, 2106 Invalid, 1838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [441 Valid, 1396 Invalid, 1 Unknown, 0 Unchecked, 7.3s Time] [2021-12-18 03:10:50,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states. [2021-12-18 03:10:50,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 2124. [2021-12-18 03:10:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2124 states, 1476 states have (on average 1.3048780487804879) internal successors, (1926), 1493 states have internal predecessors, (1926), 499 states have call successors, (499), 147 states have call predecessors, (499), 148 states have return successors, (516), 516 states have call predecessors, (516), 498 states have call successors, (516) [2021-12-18 03:10:50,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 2124 states and 2941 transitions. [2021-12-18 03:10:50,763 INFO L78 Accepts]: Start accepts. Automaton has 2124 states and 2941 transitions. Word has length 194 [2021-12-18 03:10:50,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:10:50,764 INFO L470 AbstractCegarLoop]: Abstraction has 2124 states and 2941 transitions. [2021-12-18 03:10:50,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-18 03:10:50,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2941 transitions. [2021-12-18 03:10:50,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-12-18 03:10:50,768 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:10:50,769 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 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] [2021-12-18 03:10:50,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-18 03:10:50,769 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:10:50,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:10:50,769 INFO L85 PathProgramCache]: Analyzing trace with hash 252497281, now seen corresponding path program 1 times [2021-12-18 03:10:50,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:10:50,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547260188] [2021-12-18 03:10:50,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:50,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:10:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:50,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:10:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:50,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:10:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:10:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:10:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:10:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:10:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:10:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:10:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-18 03:10:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-18 03:10:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:10:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:10:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:10:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:10:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:10:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 03:10:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-18 03:10:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 03:10:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-12-18 03:10:51,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:10:51,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547260188] [2021-12-18 03:10:51,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547260188] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:10:51,180 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:10:51,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 03:10:51,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173166047] [2021-12-18 03:10:51,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:10:51,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 03:10:51,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:10:51,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 03:10:51,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:10:51,182 INFO L87 Difference]: Start difference. First operand 2124 states and 2941 transitions. Second operand has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (26), 4 states have call predecessors, (26), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-12-18 03:10:53,465 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 03:10:57,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:10:57,711 INFO L93 Difference]: Finished difference Result 4326 states and 6047 transitions. [2021-12-18 03:10:57,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 03:10:57,712 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (26), 4 states have call predecessors, (26), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 203 [2021-12-18 03:10:57,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:10:57,721 INFO L225 Difference]: With dead ends: 4326 [2021-12-18 03:10:57,721 INFO L226 Difference]: Without dead ends: 2205 [2021-12-18 03:10:57,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-12-18 03:10:57,727 INFO L933 BasicCegarLoop]: 764 mSDtfsCounter, 519 mSDsluCounter, 890 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 431 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 567 SdHoareTripleChecker+Valid, 1654 SdHoareTripleChecker+Invalid, 1378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 431 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2021-12-18 03:10:57,727 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [567 Valid, 1654 Invalid, 1378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [431 Valid, 946 Invalid, 1 Unknown, 0 Unchecked, 6.4s Time] [2021-12-18 03:10:57,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2205 states. [2021-12-18 03:10:57,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2205 to 2128. [2021-12-18 03:10:57,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2128 states, 1480 states have (on average 1.304054054054054) internal successors, (1930), 1497 states have internal predecessors, (1930), 499 states have call successors, (499), 147 states have call predecessors, (499), 148 states have return successors, (516), 516 states have call predecessors, (516), 498 states have call successors, (516) [2021-12-18 03:10:57,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 2128 states and 2945 transitions. [2021-12-18 03:10:57,819 INFO L78 Accepts]: Start accepts. Automaton has 2128 states and 2945 transitions. Word has length 203 [2021-12-18 03:10:57,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:10:57,819 INFO L470 AbstractCegarLoop]: Abstraction has 2128 states and 2945 transitions. [2021-12-18 03:10:57,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (26), 4 states have call predecessors, (26), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-12-18 03:10:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2945 transitions. [2021-12-18 03:10:57,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-12-18 03:10:57,824 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:10:57,824 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2021-12-18 03:10:57,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-18 03:10:57,825 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:10:57,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:10:57,825 INFO L85 PathProgramCache]: Analyzing trace with hash -982829130, now seen corresponding path program 1 times [2021-12-18 03:10:57,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:10:57,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762428168] [2021-12-18 03:10:57,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:57,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:10:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:10:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:10:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 03:10:58,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:58,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:10:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:10:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:10:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:10:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:10:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:10:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-18 03:10:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-18 03:10:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:10:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:10:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:10:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:10:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:10:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:10:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-18 03:10:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-18 03:10:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-18 03:10:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:58,338 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-12-18 03:10:58,339 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:10:58,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762428168] [2021-12-18 03:10:58,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762428168] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:10:58,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307975046] [2021-12-18 03:10:58,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:58,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:10:58,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:10:58,343 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:10:58,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-18 03:10:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:10:59,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 2938 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 03:10:59,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:10:59,507 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-12-18 03:10:59,507 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:10:59,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1307975046] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:10:59,507 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:10:59,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-12-18 03:10:59,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029645834] [2021-12-18 03:10:59,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:10:59,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:10:59,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:10:59,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:10:59,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-18 03:10:59,509 INFO L87 Difference]: Start difference. First operand 2128 states and 2945 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-12-18 03:10:59,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:10:59,629 INFO L93 Difference]: Finished difference Result 4273 states and 5975 transitions. [2021-12-18 03:10:59,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:10:59,630 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 216 [2021-12-18 03:10:59,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:10:59,639 INFO L225 Difference]: With dead ends: 4273 [2021-12-18 03:10:59,639 INFO L226 Difference]: Without dead ends: 2148 [2021-12-18 03:10:59,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-18 03:10:59,647 INFO L933 BasicCegarLoop]: 883 mSDtfsCounter, 3 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1759 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:10:59,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 1759 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:10:59,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2148 states. [2021-12-18 03:10:59,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2148 to 2133. [2021-12-18 03:10:59,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2133 states, 1485 states have (on average 1.303030303030303) internal successors, (1935), 1502 states have internal predecessors, (1935), 499 states have call successors, (499), 147 states have call predecessors, (499), 148 states have return successors, (516), 516 states have call predecessors, (516), 498 states have call successors, (516) [2021-12-18 03:10:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 2133 states and 2950 transitions. [2021-12-18 03:10:59,740 INFO L78 Accepts]: Start accepts. Automaton has 2133 states and 2950 transitions. Word has length 216 [2021-12-18 03:10:59,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:10:59,741 INFO L470 AbstractCegarLoop]: Abstraction has 2133 states and 2950 transitions. [2021-12-18 03:10:59,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-12-18 03:10:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2950 transitions. [2021-12-18 03:10:59,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-12-18 03:10:59,747 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:10:59,748 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 03:10:59,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-12-18 03:10:59,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:10:59,966 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:10:59,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:10:59,966 INFO L85 PathProgramCache]: Analyzing trace with hash 2069203586, now seen corresponding path program 1 times [2021-12-18 03:10:59,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:10:59,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866930094] [2021-12-18 03:10:59,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:10:59,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:11:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:11:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 03:11:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:00,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:11:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:11:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:11:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-18 03:11:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-18 03:11:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:11:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-18 03:11:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:11:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-12-18 03:11:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-12-18 03:11:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 03:11:00,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:00,599 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2021-12-18 03:11:00,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:11:00,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866930094] [2021-12-18 03:11:00,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866930094] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:11:00,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262559463] [2021-12-18 03:11:00,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:11:00,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:11:00,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:11:00,604 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:11:00,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-18 03:11:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:01,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 3363 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 03:11:01,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:11:02,106 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-12-18 03:11:02,106 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 03:11:02,744 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-12-18 03:11:02,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1262559463] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 03:11:02,745 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-18 03:11:02,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2021-12-18 03:11:02,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302749072] [2021-12-18 03:11:02,745 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-18 03:11:02,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-18 03:11:02,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:11:02,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-18 03:11:02,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-12-18 03:11:02,747 INFO L87 Difference]: Start difference. First operand 2133 states and 2950 transitions. Second operand has 12 states, 12 states have (on average 16.833333333333332) internal successors, (202), 9 states have internal predecessors, (202), 5 states have call successors, (59), 4 states have call predecessors, (59), 3 states have return successors, (55), 6 states have call predecessors, (55), 5 states have call successors, (55) [2021-12-18 03:11:05,232 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 03:11:14,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:11:14,615 INFO L93 Difference]: Finished difference Result 4398 states and 6265 transitions. [2021-12-18 03:11:14,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 03:11:14,616 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.833333333333332) internal successors, (202), 9 states have internal predecessors, (202), 5 states have call successors, (59), 4 states have call predecessors, (59), 3 states have return successors, (55), 6 states have call predecessors, (55), 5 states have call successors, (55) Word has length 270 [2021-12-18 03:11:14,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:11:14,625 INFO L225 Difference]: With dead ends: 4398 [2021-12-18 03:11:14,625 INFO L226 Difference]: Without dead ends: 2268 [2021-12-18 03:11:14,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 634 GetRequests, 616 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2021-12-18 03:11:14,635 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 545 mSDsluCounter, 2703 mSDsCounter, 0 mSdLazyCounter, 2772 mSolverCounterSat, 492 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 3471 SdHoareTripleChecker+Invalid, 3265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 492 IncrementalHoareTripleChecker+Valid, 2772 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2021-12-18 03:11:14,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 3471 Invalid, 3265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [492 Valid, 2772 Invalid, 1 Unknown, 0 Unchecked, 11.6s Time] [2021-12-18 03:11:14,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2268 states. [2021-12-18 03:11:14,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2268 to 2189. [2021-12-18 03:11:14,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2189 states, 1524 states have (on average 1.295275590551181) internal successors, (1974), 1541 states have internal predecessors, (1974), 511 states have call successors, (511), 147 states have call predecessors, (511), 153 states have return successors, (552), 533 states have call predecessors, (552), 510 states have call successors, (552) [2021-12-18 03:11:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 2189 states and 3037 transitions. [2021-12-18 03:11:14,760 INFO L78 Accepts]: Start accepts. Automaton has 2189 states and 3037 transitions. Word has length 270 [2021-12-18 03:11:14,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:11:14,760 INFO L470 AbstractCegarLoop]: Abstraction has 2189 states and 3037 transitions. [2021-12-18 03:11:14,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.833333333333332) internal successors, (202), 9 states have internal predecessors, (202), 5 states have call successors, (59), 4 states have call predecessors, (59), 3 states have return successors, (55), 6 states have call predecessors, (55), 5 states have call successors, (55) [2021-12-18 03:11:14,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 3037 transitions. [2021-12-18 03:11:14,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-12-18 03:11:14,768 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:11:14,769 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2021-12-18 03:11:14,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-12-18 03:11:14,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:11:14,988 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:11:14,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:11:14,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1452442457, now seen corresponding path program 1 times [2021-12-18 03:11:14,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:11:14,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333643159] [2021-12-18 03:11:14,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:11:14,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:11:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:11:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:11:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:15,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:11:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:11:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:11:15,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:11:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:11:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:11:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:11:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 03:11:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:11:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:11:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:11:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:11:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:11:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:11:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:11:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:11:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:11:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 03:11:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 03:11:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 03:11:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:15,812 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2021-12-18 03:11:15,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:11:15,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333643159] [2021-12-18 03:11:15,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333643159] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:11:15,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1545346485] [2021-12-18 03:11:15,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:11:15,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:11:15,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:11:15,816 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:11:15,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-18 03:11:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:16,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 3824 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 03:11:16,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:11:17,410 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2021-12-18 03:11:17,410 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:11:17,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1545346485] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:11:17,411 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:11:17,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2021-12-18 03:11:17,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209925358] [2021-12-18 03:11:17,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:11:17,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:11:17,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:11:17,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:11:17,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:11:17,413 INFO L87 Difference]: Start difference. First operand 2189 states and 3037 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-18 03:11:17,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:11:17,504 INFO L93 Difference]: Finished difference Result 4460 states and 6379 transitions. [2021-12-18 03:11:17,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:11:17,504 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 367 [2021-12-18 03:11:17,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:11:17,513 INFO L225 Difference]: With dead ends: 4460 [2021-12-18 03:11:17,513 INFO L226 Difference]: Without dead ends: 2274 [2021-12-18 03:11:17,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 480 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 03:11:17,519 INFO L933 BasicCegarLoop]: 889 mSDtfsCounter, 6 mSDsluCounter, 881 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:11:17,520 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 1770 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:11:17,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2274 states. [2021-12-18 03:11:17,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2274 to 2244. [2021-12-18 03:11:17,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2244 states, 1559 states have (on average 1.295060936497755) internal successors, (2019), 1571 states have internal predecessors, (2019), 531 states have call successors, (531), 147 states have call predecessors, (531), 153 states have return successors, (572), 553 states have call predecessors, (572), 530 states have call successors, (572) [2021-12-18 03:11:17,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 2244 states and 3122 transitions. [2021-12-18 03:11:17,643 INFO L78 Accepts]: Start accepts. Automaton has 2244 states and 3122 transitions. Word has length 367 [2021-12-18 03:11:17,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:11:17,644 INFO L470 AbstractCegarLoop]: Abstraction has 2244 states and 3122 transitions. [2021-12-18 03:11:17,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-18 03:11:17,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 3122 transitions. [2021-12-18 03:11:17,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-12-18 03:11:17,651 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:11:17,652 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2021-12-18 03:11:17,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-12-18 03:11:17,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-12-18 03:11:17,867 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:11:17,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:11:17,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1808934937, now seen corresponding path program 1 times [2021-12-18 03:11:17,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:11:17,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772185992] [2021-12-18 03:11:17,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:11:17,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:11:18,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:11:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:11:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:11:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:11:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:11:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:11:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:11:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:11:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:11:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 03:11:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:11:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:11:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:11:18,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:11:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:11:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:11:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:11:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:11:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:11:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 03:11:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 03:11:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 03:11:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:18,836 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2021-12-18 03:11:18,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:11:18,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772185992] [2021-12-18 03:11:18,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772185992] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:11:18,836 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:11:18,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-18 03:11:18,837 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442285028] [2021-12-18 03:11:18,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:11:18,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-18 03:11:18,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:11:18,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-18 03:11:18,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-12-18 03:11:18,839 INFO L87 Difference]: Start difference. First operand 2244 states and 3122 transitions. Second operand has 9 states, 9 states have (on average 15.222222222222221) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-18 03:11:21,361 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 03:11:30,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:11:30,613 INFO L93 Difference]: Finished difference Result 4981 states and 7043 transitions. [2021-12-18 03:11:30,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-18 03:11:30,613 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.222222222222221) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) Word has length 367 [2021-12-18 03:11:30,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:11:30,625 INFO L225 Difference]: With dead ends: 4981 [2021-12-18 03:11:30,625 INFO L226 Difference]: Without dead ends: 2740 [2021-12-18 03:11:30,631 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-12-18 03:11:30,632 INFO L933 BasicCegarLoop]: 1072 mSDtfsCounter, 728 mSDsluCounter, 4325 mSDsCounter, 0 mSdLazyCounter, 2858 mSolverCounterSat, 424 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 831 SdHoareTripleChecker+Valid, 5397 SdHoareTripleChecker+Invalid, 3283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 424 IncrementalHoareTripleChecker+Valid, 2858 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2021-12-18 03:11:30,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [831 Valid, 5397 Invalid, 3283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [424 Valid, 2858 Invalid, 1 Unknown, 0 Unchecked, 11.6s Time] [2021-12-18 03:11:30,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2740 states. [2021-12-18 03:11:30,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2740 to 2254. [2021-12-18 03:11:30,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 1565 states have (on average 1.293929712460064) internal successors, (2025), 1579 states have internal predecessors, (2025), 531 states have call successors, (531), 147 states have call predecessors, (531), 157 states have return successors, (594), 555 states have call predecessors, (594), 530 states have call successors, (594) [2021-12-18 03:11:30,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 3150 transitions. [2021-12-18 03:11:30,763 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 3150 transitions. Word has length 367 [2021-12-18 03:11:30,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:11:30,768 INFO L470 AbstractCegarLoop]: Abstraction has 2254 states and 3150 transitions. [2021-12-18 03:11:30,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.222222222222221) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-18 03:11:30,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 3150 transitions. [2021-12-18 03:11:30,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-12-18 03:11:30,773 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:11:30,774 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2021-12-18 03:11:30,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-12-18 03:11:30,774 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:11:30,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:11:30,775 INFO L85 PathProgramCache]: Analyzing trace with hash -635839199, now seen corresponding path program 1 times [2021-12-18 03:11:30,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:11:30,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920198763] [2021-12-18 03:11:30,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:11:30,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:11:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:11:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 03:11:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:11:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:11:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:11:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:11:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:11:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:11:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:11:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 03:11:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:11:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:11:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:11:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:11:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:11:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:11:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:11:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:11:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:11:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-12-18 03:11:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 03:11:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-18 03:11:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:31,674 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2021-12-18 03:11:31,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:11:31,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920198763] [2021-12-18 03:11:31,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920198763] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:11:31,674 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:11:31,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-18 03:11:31,675 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648298819] [2021-12-18 03:11:31,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:11:31,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-18 03:11:31,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:11:31,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-18 03:11:31,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-12-18 03:11:31,680 INFO L87 Difference]: Start difference. First operand 2254 states and 3150 transitions. Second operand has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 5 states have internal predecessors, (139), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-18 03:11:34,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 03:11:43,359 WARN L534 Checker$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 03:11:45,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:11:45,718 INFO L93 Difference]: Finished difference Result 5005 states and 7101 transitions. [2021-12-18 03:11:45,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-18 03:11:45,719 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 5 states have internal predecessors, (139), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) Word has length 369 [2021-12-18 03:11:45,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:11:45,728 INFO L225 Difference]: With dead ends: 5005 [2021-12-18 03:11:45,728 INFO L226 Difference]: Without dead ends: 2754 [2021-12-18 03:11:45,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-12-18 03:11:45,735 INFO L933 BasicCegarLoop]: 1058 mSDtfsCounter, 728 mSDsluCounter, 4247 mSDsCounter, 0 mSdLazyCounter, 2854 mSolverCounterSat, 428 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 831 SdHoareTripleChecker+Valid, 5305 SdHoareTripleChecker+Invalid, 3283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 428 IncrementalHoareTripleChecker+Valid, 2854 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2021-12-18 03:11:45,735 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [831 Valid, 5305 Invalid, 3283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [428 Valid, 2854 Invalid, 1 Unknown, 0 Unchecked, 13.8s Time] [2021-12-18 03:11:45,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2754 states. [2021-12-18 03:11:45,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2754 to 2256. [2021-12-18 03:11:45,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2256 states, 1567 states have (on average 1.2935545628589662) internal successors, (2027), 1579 states have internal predecessors, (2027), 531 states have call successors, (531), 147 states have call predecessors, (531), 157 states have return successors, (594), 557 states have call predecessors, (594), 530 states have call successors, (594) [2021-12-18 03:11:45,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 2256 states and 3152 transitions. [2021-12-18 03:11:45,844 INFO L78 Accepts]: Start accepts. Automaton has 2256 states and 3152 transitions. Word has length 369 [2021-12-18 03:11:45,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:11:45,844 INFO L470 AbstractCegarLoop]: Abstraction has 2256 states and 3152 transitions. [2021-12-18 03:11:45,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 5 states have internal predecessors, (139), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-18 03:11:45,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 3152 transitions. [2021-12-18 03:11:45,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-12-18 03:11:45,850 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:11:45,850 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2021-12-18 03:11:45,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-12-18 03:11:45,851 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:11:45,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:11:45,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1332645719, now seen corresponding path program 1 times [2021-12-18 03:11:45,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:11:45,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077732163] [2021-12-18 03:11:45,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:11:45,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:11:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-18 03:11:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 03:11:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:11:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:11:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:11:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:11:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:11:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:11:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:11:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:11:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 03:11:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:11:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:11:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:11:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:11:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:11:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:11:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:11:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:11:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:11:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:11:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:11:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:11:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:11:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:11:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 03:11:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 03:11:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 03:11:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:11:46,736 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2021-12-18 03:11:46,736 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:11:46,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077732163] [2021-12-18 03:11:46,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077732163] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:11:46,737 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:11:46,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-18 03:11:46,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889513461] [2021-12-18 03:11:46,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:11:46,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-18 03:11:46,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:11:46,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-18 03:11:46,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-12-18 03:11:46,739 INFO L87 Difference]: Start difference. First operand 2256 states and 3152 transitions. Second operand has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 5 states have internal predecessors, (139), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-18 03:11:49,250 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 03:11:56,731 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 03:11:59,360 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 03:12:01,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:12:01,059 INFO L93 Difference]: Finished difference Result 5191 states and 7407 transitions. [2021-12-18 03:12:01,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 03:12:01,060 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 5 states have internal predecessors, (139), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) Word has length 367 [2021-12-18 03:12:01,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:12:01,073 INFO L225 Difference]: With dead ends: 5191 [2021-12-18 03:12:01,074 INFO L226 Difference]: Without dead ends: 2938 [2021-12-18 03:12:01,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-12-18 03:12:01,084 INFO L933 BasicCegarLoop]: 1059 mSDtfsCounter, 747 mSDsluCounter, 4246 mSDsCounter, 0 mSdLazyCounter, 2875 mSolverCounterSat, 450 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 857 SdHoareTripleChecker+Valid, 5305 SdHoareTripleChecker+Invalid, 3326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 450 IncrementalHoareTripleChecker+Valid, 2875 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2021-12-18 03:12:01,085 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [857 Valid, 5305 Invalid, 3326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [450 Valid, 2875 Invalid, 1 Unknown, 0 Unchecked, 14.1s Time] [2021-12-18 03:12:01,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2938 states. [2021-12-18 03:12:01,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2938 to 2256. [2021-12-18 03:12:01,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2256 states, 1567 states have (on average 1.2935545628589662) internal successors, (2027), 1579 states have internal predecessors, (2027), 531 states have call successors, (531), 147 states have call predecessors, (531), 157 states have return successors, (594), 557 states have call predecessors, (594), 530 states have call successors, (594) [2021-12-18 03:12:01,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 2256 states and 3152 transitions. [2021-12-18 03:12:01,218 INFO L78 Accepts]: Start accepts. Automaton has 2256 states and 3152 transitions. Word has length 367 [2021-12-18 03:12:01,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:12:01,219 INFO L470 AbstractCegarLoop]: Abstraction has 2256 states and 3152 transitions. [2021-12-18 03:12:01,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 5 states have internal predecessors, (139), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-18 03:12:01,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 3152 transitions. [2021-12-18 03:12:01,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-12-18 03:12:01,224 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:12:01,224 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2021-12-18 03:12:01,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-18 03:12:01,225 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:12:01,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:12:01,225 INFO L85 PathProgramCache]: Analyzing trace with hash 11270749, now seen corresponding path program 1 times [2021-12-18 03:12:01,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:12:01,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201418296] [2021-12-18 03:12:01,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:12:01,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:12:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-18 03:12:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 03:12:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 03:12:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:12:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:12:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:12:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:12:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:12:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:12:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:12:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 03:12:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:01,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:01,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:01,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:01,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-12-18 03:12:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 03:12:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-18 03:12:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:02,058 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2021-12-18 03:12:02,058 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:12:02,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201418296] [2021-12-18 03:12:02,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201418296] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:12:02,059 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:12:02,059 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-18 03:12:02,059 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776280123] [2021-12-18 03:12:02,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:12:02,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-18 03:12:02,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:12:02,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-18 03:12:02,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-12-18 03:12:02,061 INFO L87 Difference]: Start difference. First operand 2256 states and 3152 transitions. Second operand has 9 states, 9 states have (on average 15.666666666666666) internal successors, (141), 5 states have internal predecessors, (141), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-18 03:12:04,586 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 03:12:14,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:12:14,967 INFO L93 Difference]: Finished difference Result 5229 states and 7445 transitions. [2021-12-18 03:12:14,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 03:12:14,968 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.666666666666666) internal successors, (141), 5 states have internal predecessors, (141), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) Word has length 369 [2021-12-18 03:12:14,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:12:14,980 INFO L225 Difference]: With dead ends: 5229 [2021-12-18 03:12:14,980 INFO L226 Difference]: Without dead ends: 2976 [2021-12-18 03:12:14,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-12-18 03:12:14,986 INFO L933 BasicCegarLoop]: 1025 mSDtfsCounter, 747 mSDsluCounter, 4055 mSDsCounter, 0 mSdLazyCounter, 2868 mSolverCounterSat, 462 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 857 SdHoareTripleChecker+Valid, 5080 SdHoareTripleChecker+Invalid, 3331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 462 IncrementalHoareTripleChecker+Valid, 2868 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2021-12-18 03:12:14,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [857 Valid, 5080 Invalid, 3331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [462 Valid, 2868 Invalid, 1 Unknown, 0 Unchecked, 12.7s Time] [2021-12-18 03:12:14,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2976 states. [2021-12-18 03:12:15,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2976 to 2252. [2021-12-18 03:12:15,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2252 states, 1565 states have (on average 1.293929712460064) internal successors, (2025), 1575 states have internal predecessors, (2025), 531 states have call successors, (531), 147 states have call predecessors, (531), 155 states have return successors, (576), 557 states have call predecessors, (576), 530 states have call successors, (576) [2021-12-18 03:12:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 2252 states and 3132 transitions. [2021-12-18 03:12:15,119 INFO L78 Accepts]: Start accepts. Automaton has 2252 states and 3132 transitions. Word has length 369 [2021-12-18 03:12:15,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:12:15,119 INFO L470 AbstractCegarLoop]: Abstraction has 2252 states and 3132 transitions. [2021-12-18 03:12:15,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.666666666666666) internal successors, (141), 5 states have internal predecessors, (141), 2 states have call successors, (34), 4 states have call predecessors, (34), 3 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-18 03:12:15,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 3132 transitions. [2021-12-18 03:12:15,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 741 [2021-12-18 03:12:15,128 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:12:15,128 INFO L514 BasicCegarLoop]: trace histogram [29, 29, 22, 22, 22, 22, 22, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 03:12:15,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-18 03:12:15,128 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:12:15,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:12:15,129 INFO L85 PathProgramCache]: Analyzing trace with hash 354906782, now seen corresponding path program 1 times [2021-12-18 03:12:15,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:12:15,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401329445] [2021-12-18 03:12:15,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:12:15,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:12:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:12:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:12:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:12:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:12:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:12:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:12:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:12:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:12:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:12:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:15,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 03:12:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:16,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 03:12:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 03:12:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-18 03:12:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-18 03:12:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 717 [2021-12-18 03:12:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2021-12-18 03:12:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2021-12-18 03:12:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:16,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3369 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2021-12-18 03:12:16,746 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:12:16,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401329445] [2021-12-18 03:12:16,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401329445] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:12:16,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1289450459] [2021-12-18 03:12:16,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:12:16,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:12:16,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:12:16,752 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:12:16,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-12-18 03:12:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:18,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 6203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 03:12:18,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:12:19,677 INFO L134 CoverageAnalysis]: Checked inductivity of 3369 backedges. 1749 proven. 0 refuted. 0 times theorem prover too weak. 1620 trivial. 0 not checked. [2021-12-18 03:12:19,677 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:12:19,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1289450459] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:12:19,678 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:12:19,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 6 [2021-12-18 03:12:19,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594317230] [2021-12-18 03:12:19,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:12:19,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:12:19,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:12:19,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:12:19,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 03:12:19,680 INFO L87 Difference]: Start difference. First operand 2252 states and 3132 transitions. Second operand has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 03:12:19,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:12:19,758 INFO L93 Difference]: Finished difference Result 4537 states and 6349 transitions. [2021-12-18 03:12:19,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:12:19,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 740 [2021-12-18 03:12:19,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:12:19,766 INFO L225 Difference]: With dead ends: 4537 [2021-12-18 03:12:19,767 INFO L226 Difference]: Without dead ends: 2288 [2021-12-18 03:12:19,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 986 GetRequests, 982 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 03:12:19,773 INFO L933 BasicCegarLoop]: 884 mSDtfsCounter, 9 mSDsluCounter, 880 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:12:19,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 1764 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:12:19,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2288 states. [2021-12-18 03:12:19,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2288 to 2276. [2021-12-18 03:12:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2276 states, 1589 states have (on average 1.2970421648835746) internal successors, (2061), 1599 states have internal predecessors, (2061), 531 states have call successors, (531), 147 states have call predecessors, (531), 155 states have return successors, (576), 557 states have call predecessors, (576), 530 states have call successors, (576) [2021-12-18 03:12:19,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 2276 states and 3168 transitions. [2021-12-18 03:12:19,909 INFO L78 Accepts]: Start accepts. Automaton has 2276 states and 3168 transitions. Word has length 740 [2021-12-18 03:12:19,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:12:19,910 INFO L470 AbstractCegarLoop]: Abstraction has 2276 states and 3168 transitions. [2021-12-18 03:12:19,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 03:12:19,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 3168 transitions. [2021-12-18 03:12:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2021-12-18 03:12:19,917 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:12:19,917 INFO L514 BasicCegarLoop]: trace histogram [29, 29, 22, 22, 22, 22, 22, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 03:12:19,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-12-18 03:12:20,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-12-18 03:12:20,144 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:12:20,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:12:20,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1434889408, now seen corresponding path program 1 times [2021-12-18 03:12:20,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:12:20,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128835918] [2021-12-18 03:12:20,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:12:20,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:12:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:20,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:20,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:12:20,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 03:12:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:12:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:12:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:12:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:12:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:12:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:12:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:12:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 03:12:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:21,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 03:12:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 03:12:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-18 03:12:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:21,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-18 03:12:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:22,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:22,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2021-12-18 03:12:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-12-18 03:12:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2021-12-18 03:12:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:22,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3369 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2021-12-18 03:12:22,234 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:12:22,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128835918] [2021-12-18 03:12:22,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128835918] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:12:22,235 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:12:22,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 03:12:22,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359614195] [2021-12-18 03:12:22,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:12:22,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 03:12:22,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:12:22,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 03:12:22,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-18 03:12:22,237 INFO L87 Difference]: Start difference. First operand 2276 states and 3168 transitions. Second operand has 7 states, 7 states have (on average 23.142857142857142) internal successors, (162), 4 states have internal predecessors, (162), 2 states have call successors, (38), 5 states have call predecessors, (38), 3 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-12-18 03:12:24,572 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 03:12:30,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:12:30,529 INFO L93 Difference]: Finished difference Result 4726 states and 6609 transitions. [2021-12-18 03:12:30,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 03:12:30,529 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.142857142857142) internal successors, (162), 4 states have internal predecessors, (162), 2 states have call successors, (38), 5 states have call predecessors, (38), 3 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 742 [2021-12-18 03:12:30,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:12:30,543 INFO L225 Difference]: With dead ends: 4726 [2021-12-18 03:12:30,543 INFO L226 Difference]: Without dead ends: 2453 [2021-12-18 03:12:30,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2021-12-18 03:12:30,553 INFO L933 BasicCegarLoop]: 767 mSDtfsCounter, 780 mSDsluCounter, 1358 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 631 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 829 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 631 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2021-12-18 03:12:30,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [829 Valid, 2125 Invalid, 2017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [631 Valid, 1385 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2021-12-18 03:12:30,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2453 states. [2021-12-18 03:12:30,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2453 to 2344. [2021-12-18 03:12:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2344 states, 1653 states have (on average 1.3049001814882033) internal successors, (2157), 1663 states have internal predecessors, (2157), 531 states have call successors, (531), 151 states have call predecessors, (531), 159 states have return successors, (576), 557 states have call predecessors, (576), 530 states have call successors, (576) [2021-12-18 03:12:30,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 2344 states and 3264 transitions. [2021-12-18 03:12:30,719 INFO L78 Accepts]: Start accepts. Automaton has 2344 states and 3264 transitions. Word has length 742 [2021-12-18 03:12:30,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:12:30,720 INFO L470 AbstractCegarLoop]: Abstraction has 2344 states and 3264 transitions. [2021-12-18 03:12:30,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.142857142857142) internal successors, (162), 4 states have internal predecessors, (162), 2 states have call successors, (38), 5 states have call predecessors, (38), 3 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-12-18 03:12:30,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 3264 transitions. [2021-12-18 03:12:30,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 748 [2021-12-18 03:12:30,728 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:12:30,730 INFO L514 BasicCegarLoop]: trace histogram [29, 29, 22, 22, 22, 22, 22, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 03:12:30,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-12-18 03:12:30,730 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:12:30,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:12:30,732 INFO L85 PathProgramCache]: Analyzing trace with hash 844033064, now seen corresponding path program 1 times [2021-12-18 03:12:30,732 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:12:30,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978299782] [2021-12-18 03:12:30,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:12:30,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:12:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:12:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 03:12:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:31,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:12:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:12:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:12:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:12:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:12:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:12:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:12:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 03:12:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:31,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:31,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 03:12:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 03:12:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 03:12:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2021-12-18 03:12:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:32,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:32,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-12-18 03:12:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 729 [2021-12-18 03:12:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 735 [2021-12-18 03:12:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:32,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3371 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3369 trivial. 0 not checked. [2021-12-18 03:12:32,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:12:32,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978299782] [2021-12-18 03:12:32,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978299782] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:12:32,357 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:12:32,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 03:12:32,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349935352] [2021-12-18 03:12:32,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:12:32,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 03:12:32,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:12:32,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 03:12:32,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 03:12:32,360 INFO L87 Difference]: Start difference. First operand 2344 states and 3264 transitions. Second operand has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 3 states have internal predecessors, (163), 2 states have call successors, (38), 5 states have call predecessors, (38), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-12-18 03:12:34,626 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 03:12:38,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:12:38,375 INFO L93 Difference]: Finished difference Result 4842 states and 6803 transitions. [2021-12-18 03:12:38,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 03:12:38,376 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 3 states have internal predecessors, (163), 2 states have call successors, (38), 5 states have call predecessors, (38), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 747 [2021-12-18 03:12:38,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:12:38,388 INFO L225 Difference]: With dead ends: 4842 [2021-12-18 03:12:38,388 INFO L226 Difference]: Without dead ends: 2501 [2021-12-18 03:12:38,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-12-18 03:12:38,397 INFO L933 BasicCegarLoop]: 772 mSDtfsCounter, 744 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 646 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 790 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 1602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 646 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-12-18 03:12:38,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [790 Valid, 1685 Invalid, 1602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [646 Valid, 955 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2021-12-18 03:12:38,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2501 states. [2021-12-18 03:12:38,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2501 to 2348. [2021-12-18 03:12:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2348 states, 1657 states have (on average 1.3041641520820761) internal successors, (2161), 1663 states have internal predecessors, (2161), 531 states have call successors, (531), 151 states have call predecessors, (531), 159 states have return successors, (576), 557 states have call predecessors, (576), 530 states have call successors, (576) [2021-12-18 03:12:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 2348 states and 3268 transitions. [2021-12-18 03:12:38,583 INFO L78 Accepts]: Start accepts. Automaton has 2348 states and 3268 transitions. Word has length 747 [2021-12-18 03:12:38,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:12:38,584 INFO L470 AbstractCegarLoop]: Abstraction has 2348 states and 3268 transitions. [2021-12-18 03:12:38,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 3 states have internal predecessors, (163), 2 states have call successors, (38), 5 states have call predecessors, (38), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-12-18 03:12:38,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 3268 transitions. [2021-12-18 03:12:38,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 922 [2021-12-18 03:12:38,593 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:12:38,594 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 28, 28, 28, 28, 28, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-12-18 03:12:38,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-12-18 03:12:38,594 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:12:38,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:12:38,595 INFO L85 PathProgramCache]: Analyzing trace with hash 841632030, now seen corresponding path program 1 times [2021-12-18 03:12:38,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:12:38,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989724624] [2021-12-18 03:12:38,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:12:38,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:12:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:12:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:12:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:12:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:12:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:12:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:12:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:12:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:12:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:12:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 03:12:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 03:12:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 03:12:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-18 03:12:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:39,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 03:12:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2021-12-18 03:12:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:40,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-12-18 03:12:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 903 [2021-12-18 03:12:40,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 909 [2021-12-18 03:12:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:40,427 INFO L134 CoverageAnalysis]: Checked inductivity of 5627 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5625 trivial. 0 not checked. [2021-12-18 03:12:40,427 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:12:40,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989724624] [2021-12-18 03:12:40,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989724624] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:12:40,427 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:12:40,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 03:12:40,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345188498] [2021-12-18 03:12:40,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:12:40,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 03:12:40,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:12:40,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 03:12:40,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-18 03:12:40,430 INFO L87 Difference]: Start difference. First operand 2348 states and 3268 transitions. Second operand has 7 states, 7 states have (on average 23.428571428571427) internal successors, (164), 4 states have internal predecessors, (164), 2 states have call successors, (39), 5 states have call predecessors, (39), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-12-18 03:12:42,745 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 03:12:45,053 WARN L534 Checker$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 03:12:49,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:12:49,317 INFO L93 Difference]: Finished difference Result 4894 states and 6877 transitions. [2021-12-18 03:12:49,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 03:12:49,318 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.428571428571427) internal successors, (164), 4 states have internal predecessors, (164), 2 states have call successors, (39), 5 states have call predecessors, (39), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 921 [2021-12-18 03:12:49,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:12:49,329 INFO L225 Difference]: With dead ends: 4894 [2021-12-18 03:12:49,330 INFO L226 Difference]: Without dead ends: 2549 [2021-12-18 03:12:49,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-12-18 03:12:49,336 INFO L933 BasicCegarLoop]: 793 mSDtfsCounter, 747 mSDsluCounter, 1374 mSDsCounter, 0 mSdLazyCounter, 1443 mSolverCounterSat, 644 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 794 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 2088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 644 IncrementalHoareTripleChecker+Valid, 1443 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2021-12-18 03:12:49,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [794 Valid, 2167 Invalid, 2088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [644 Valid, 1443 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2021-12-18 03:12:49,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2549 states. [2021-12-18 03:12:49,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2549 to 2356. [2021-12-18 03:12:49,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2356 states, 1665 states have (on average 1.3027027027027027) internal successors, (2169), 1671 states have internal predecessors, (2169), 531 states have call successors, (531), 151 states have call predecessors, (531), 159 states have return successors, (576), 557 states have call predecessors, (576), 530 states have call successors, (576) [2021-12-18 03:12:49,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 2356 states and 3276 transitions. [2021-12-18 03:12:49,491 INFO L78 Accepts]: Start accepts. Automaton has 2356 states and 3276 transitions. Word has length 921 [2021-12-18 03:12:49,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:12:49,492 INFO L470 AbstractCegarLoop]: Abstraction has 2356 states and 3276 transitions. [2021-12-18 03:12:49,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.428571428571427) internal successors, (164), 4 states have internal predecessors, (164), 2 states have call successors, (39), 5 states have call predecessors, (39), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-12-18 03:12:49,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 3276 transitions. [2021-12-18 03:12:49,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 922 [2021-12-18 03:12:49,504 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:12:49,505 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 28, 28, 28, 28, 28, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-12-18 03:12:49,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-12-18 03:12:49,506 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:12:49,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:12:49,506 INFO L85 PathProgramCache]: Analyzing trace with hash -145460256, now seen corresponding path program 1 times [2021-12-18 03:12:49,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:12:49,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786740012] [2021-12-18 03:12:49,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:12:49,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:12:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:12:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:12:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:12:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:12:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:12:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:12:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:12:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:12:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:12:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 03:12:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:50,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:50,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 03:12:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:50,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 03:12:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-18 03:12:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:51,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:51,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 03:12:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2021-12-18 03:12:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:12:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:12:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:12:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:12:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:12:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:12:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:12:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:12:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:12:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:12:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-12-18 03:12:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 903 [2021-12-18 03:12:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 909 [2021-12-18 03:12:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:12:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 5627 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5619 trivial. 0 not checked. [2021-12-18 03:12:51,729 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:12:51,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786740012] [2021-12-18 03:12:51,729 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786740012] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:12:51,729 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:12:51,730 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-18 03:12:51,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843251062] [2021-12-18 03:12:51,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:12:51,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 03:12:51,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:12:51,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 03:12:51,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-12-18 03:12:51,732 INFO L87 Difference]: Start difference. First operand 2356 states and 3276 transitions. Second operand has 8 states, 8 states have (on average 20.875) internal successors, (167), 5 states have internal predecessors, (167), 2 states have call successors, (39), 5 states have call predecessors, (39), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-12-18 03:12:54,404 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 03:13:03,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:13:03,483 INFO L93 Difference]: Finished difference Result 4878 states and 6829 transitions. [2021-12-18 03:13:03,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-18 03:13:03,484 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.875) internal successors, (167), 5 states have internal predecessors, (167), 2 states have call successors, (39), 5 states have call predecessors, (39), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 921 [2021-12-18 03:13:03,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:13:03,497 INFO L225 Difference]: With dead ends: 4878 [2021-12-18 03:13:03,497 INFO L226 Difference]: Without dead ends: 2525 [2021-12-18 03:13:03,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 311 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=95, Invalid=211, Unknown=0, NotChecked=0, Total=306 [2021-12-18 03:13:03,506 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 717 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 2064 mSolverCounterSat, 637 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 766 SdHoareTripleChecker+Valid, 2327 SdHoareTripleChecker+Invalid, 2702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 637 IncrementalHoareTripleChecker+Valid, 2064 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2021-12-18 03:13:03,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [766 Valid, 2327 Invalid, 2702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [637 Valid, 2064 Invalid, 1 Unknown, 0 Unchecked, 11.3s Time] [2021-12-18 03:13:03,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2525 states. [2021-12-18 03:13:03,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2525 to 2372. [2021-12-18 03:13:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2372 states, 1681 states have (on average 1.3093396787626412) internal successors, (2201), 1687 states have internal predecessors, (2201), 531 states have call successors, (531), 151 states have call predecessors, (531), 159 states have return successors, (576), 557 states have call predecessors, (576), 530 states have call successors, (576) [2021-12-18 03:13:03,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 2372 states and 3308 transitions. [2021-12-18 03:13:03,712 INFO L78 Accepts]: Start accepts. Automaton has 2372 states and 3308 transitions. Word has length 921 [2021-12-18 03:13:03,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:13:03,713 INFO L470 AbstractCegarLoop]: Abstraction has 2372 states and 3308 transitions. [2021-12-18 03:13:03,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.875) internal successors, (167), 5 states have internal predecessors, (167), 2 states have call successors, (39), 5 states have call predecessors, (39), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-12-18 03:13:03,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 3308 transitions. [2021-12-18 03:13:03,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 922 [2021-12-18 03:13:03,722 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:13:03,722 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 28, 28, 28, 28, 28, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-12-18 03:13:03,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-12-18 03:13:03,723 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:13:03,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:13:03,723 INFO L85 PathProgramCache]: Analyzing trace with hash -1987078370, now seen corresponding path program 1 times [2021-12-18 03:13:03,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:13:03,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678799797] [2021-12-18 03:13:03,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:13:03,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:13:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:13:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:13:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:13:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:13:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:13:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:13:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:13:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:13:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:13:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 03:13:04,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:04,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:04,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 03:13:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 03:13:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-18 03:13:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:05,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:05,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:05,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 03:13:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:05,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2021-12-18 03:13:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:05,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-12-18 03:13:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 903 [2021-12-18 03:13:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 909 [2021-12-18 03:13:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:05,735 INFO L134 CoverageAnalysis]: Checked inductivity of 5627 backedges. 2 proven. 38 refuted. 0 times theorem prover too weak. 5587 trivial. 0 not checked. [2021-12-18 03:13:05,735 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:13:05,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678799797] [2021-12-18 03:13:05,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678799797] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:13:05,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317372436] [2021-12-18 03:13:05,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:13:05,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:13:05,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:13:05,740 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:13:05,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-12-18 03:13:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:08,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 7289 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 03:13:08,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:13:10,138 INFO L134 CoverageAnalysis]: Checked inductivity of 5627 backedges. 2896 proven. 0 refuted. 0 times theorem prover too weak. 2731 trivial. 0 not checked. [2021-12-18 03:13:10,138 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:13:10,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [317372436] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:13:10,139 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:13:10,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2021-12-18 03:13:10,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770205735] [2021-12-18 03:13:10,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:13:10,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 03:13:10,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:13:10,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 03:13:10,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2021-12-18 03:13:10,141 INFO L87 Difference]: Start difference. First operand 2372 states and 3308 transitions. Second operand has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 3 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-12-18 03:13:10,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:13:10,283 INFO L93 Difference]: Finished difference Result 4711 states and 6625 transitions. [2021-12-18 03:13:10,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 03:13:10,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 3 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 921 [2021-12-18 03:13:10,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:13:10,293 INFO L225 Difference]: With dead ends: 4711 [2021-12-18 03:13:10,294 INFO L226 Difference]: Without dead ends: 2342 [2021-12-18 03:13:10,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1236 GetRequests, 1226 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2021-12-18 03:13:10,303 INFO L933 BasicCegarLoop]: 867 mSDtfsCounter, 758 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 758 SdHoareTripleChecker+Valid, 867 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:13:10,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [758 Valid, 867 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:13:10,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2342 states. [2021-12-18 03:13:10,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2342 to 2342. [2021-12-18 03:13:10,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2342 states, 1659 states have (on average 1.3025919228450873) internal successors, (2161), 1665 states have internal predecessors, (2161), 523 states have call successors, (523), 151 states have call predecessors, (523), 159 states have return successors, (568), 549 states have call predecessors, (568), 522 states have call successors, (568) [2021-12-18 03:13:10,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 2342 states and 3252 transitions. [2021-12-18 03:13:10,516 INFO L78 Accepts]: Start accepts. Automaton has 2342 states and 3252 transitions. Word has length 921 [2021-12-18 03:13:10,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:13:10,517 INFO L470 AbstractCegarLoop]: Abstraction has 2342 states and 3252 transitions. [2021-12-18 03:13:10,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 3 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-12-18 03:13:10,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 3252 transitions. [2021-12-18 03:13:10,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 922 [2021-12-18 03:13:10,528 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:13:10,528 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 28, 28, 28, 28, 28, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-12-18 03:13:10,581 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-12-18 03:13:10,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-12-18 03:13:10,744 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:13:10,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:13:10,745 INFO L85 PathProgramCache]: Analyzing trace with hash 104758688, now seen corresponding path program 1 times [2021-12-18 03:13:10,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:13:10,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130958867] [2021-12-18 03:13:10,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:13:10,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:13:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:13:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:13:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:13:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:13:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:13:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:13:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:13:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:13:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 03:13:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:11,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 03:13:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 03:13:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 03:13:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-18 03:13:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 03:13:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:12,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2021-12-18 03:13:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:12,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-12-18 03:13:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 903 [2021-12-18 03:13:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 909 [2021-12-18 03:13:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:12,986 INFO L134 CoverageAnalysis]: Checked inductivity of 5627 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 5618 trivial. 0 not checked. [2021-12-18 03:13:12,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:13:12,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130958867] [2021-12-18 03:13:12,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130958867] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:13:12,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [606878099] [2021-12-18 03:13:12,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:13:12,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:13:12,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:13:12,988 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:13:12,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-12-18 03:13:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:15,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 7289 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-18 03:13:16,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:13:17,286 INFO L134 CoverageAnalysis]: Checked inductivity of 5627 backedges. 1114 proven. 22 refuted. 0 times theorem prover too weak. 4491 trivial. 0 not checked. [2021-12-18 03:13:17,287 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 03:13:19,870 INFO L134 CoverageAnalysis]: Checked inductivity of 5627 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 5603 trivial. 0 not checked. [2021-12-18 03:13:19,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [606878099] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 03:13:19,871 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-18 03:13:19,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 14 [2021-12-18 03:13:19,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967381592] [2021-12-18 03:13:19,872 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-18 03:13:19,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-18 03:13:19,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:13:19,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-18 03:13:19,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-12-18 03:13:19,875 INFO L87 Difference]: Start difference. First operand 2342 states and 3252 transitions. Second operand has 14 states, 14 states have (on average 20.142857142857142) internal successors, (282), 11 states have internal predecessors, (282), 6 states have call successors, (82), 5 states have call predecessors, (82), 3 states have return successors, (75), 6 states have call predecessors, (75), 6 states have call successors, (75) [2021-12-18 03:13:22,564 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 03:13:34,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:13:34,882 INFO L93 Difference]: Finished difference Result 4968 states and 6973 transitions. [2021-12-18 03:13:34,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-18 03:13:34,883 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 20.142857142857142) internal successors, (282), 11 states have internal predecessors, (282), 6 states have call successors, (82), 5 states have call predecessors, (82), 3 states have return successors, (75), 6 states have call predecessors, (75), 6 states have call successors, (75) Word has length 921 [2021-12-18 03:13:34,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:13:34,893 INFO L225 Difference]: With dead ends: 4968 [2021-12-18 03:13:34,893 INFO L226 Difference]: Without dead ends: 2601 [2021-12-18 03:13:34,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2175 GetRequests, 2148 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=172, Invalid=640, Unknown=0, NotChecked=0, Total=812 [2021-12-18 03:13:34,899 INFO L933 BasicCegarLoop]: 753 mSDtfsCounter, 824 mSDsluCounter, 3148 mSDsCounter, 0 mSdLazyCounter, 3129 mSolverCounterSat, 666 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 870 SdHoareTripleChecker+Valid, 3901 SdHoareTripleChecker+Invalid, 3796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 666 IncrementalHoareTripleChecker+Valid, 3129 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2021-12-18 03:13:34,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [870 Valid, 3901 Invalid, 3796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [666 Valid, 3129 Invalid, 1 Unknown, 0 Unchecked, 14.5s Time] [2021-12-18 03:13:34,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2601 states. [2021-12-18 03:13:35,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2601 to 2380. [2021-12-18 03:13:35,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2380 states, 1695 states have (on average 1.303244837758112) internal successors, (2209), 1701 states have internal predecessors, (2209), 525 states have call successors, (525), 151 states have call predecessors, (525), 159 states have return successors, (570), 551 states have call predecessors, (570), 524 states have call successors, (570) [2021-12-18 03:13:35,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 2380 states and 3304 transitions. [2021-12-18 03:13:35,034 INFO L78 Accepts]: Start accepts. Automaton has 2380 states and 3304 transitions. Word has length 921 [2021-12-18 03:13:35,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:13:35,035 INFO L470 AbstractCegarLoop]: Abstraction has 2380 states and 3304 transitions. [2021-12-18 03:13:35,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 20.142857142857142) internal successors, (282), 11 states have internal predecessors, (282), 6 states have call successors, (82), 5 states have call predecessors, (82), 3 states have return successors, (75), 6 states have call predecessors, (75), 6 states have call successors, (75) [2021-12-18 03:13:35,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 3304 transitions. [2021-12-18 03:13:35,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 940 [2021-12-18 03:13:35,045 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:13:35,045 INFO L514 BasicCegarLoop]: trace histogram [38, 38, 29, 29, 29, 29, 29, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-12-18 03:13:35,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-12-18 03:13:35,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:13:35,272 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:13:35,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:13:35,272 INFO L85 PathProgramCache]: Analyzing trace with hash -410961383, now seen corresponding path program 1 times [2021-12-18 03:13:35,272 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:13:35,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039082377] [2021-12-18 03:13:35,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:13:35,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:13:35,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:35,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:35,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:13:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:35,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 03:13:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:35,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:35,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:35,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:35,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:35,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:13:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:35,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:13:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:13:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:13:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:13:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:13:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-18 03:13:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 03:13:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-18 03:13:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 03:13:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 03:13:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-12-18 03:13:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:36,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-12-18 03:13:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:36,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:36,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-12-18 03:13:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:37,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:13:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:13:37,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:13:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:13:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:13:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:13:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:13:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:13:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:13:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:13:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 916 [2021-12-18 03:13:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 921 [2021-12-18 03:13:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 927 [2021-12-18 03:13:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:37,182 INFO L134 CoverageAnalysis]: Checked inductivity of 5898 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 5882 trivial. 0 not checked. [2021-12-18 03:13:37,183 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:13:37,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039082377] [2021-12-18 03:13:37,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039082377] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:13:37,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [788064805] [2021-12-18 03:13:37,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:13:37,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:13:37,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:13:37,185 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:13:37,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-12-18 03:13:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:13:40,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 7388 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-18 03:13:40,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:13:41,600 INFO L134 CoverageAnalysis]: Checked inductivity of 5898 backedges. 2780 proven. 2 refuted. 0 times theorem prover too weak. 3116 trivial. 0 not checked. [2021-12-18 03:13:41,601 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 03:13:44,341 INFO L134 CoverageAnalysis]: Checked inductivity of 5898 backedges. 2 proven. 38 refuted. 0 times theorem prover too weak. 5858 trivial. 0 not checked. [2021-12-18 03:13:44,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [788064805] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 03:13:44,341 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-18 03:13:44,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 16 [2021-12-18 03:13:44,342 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838447722] [2021-12-18 03:13:44,342 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-18 03:13:44,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-18 03:13:44,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:13:44,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-18 03:13:44,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2021-12-18 03:13:44,344 INFO L87 Difference]: Start difference. First operand 2380 states and 3304 transitions. Second operand has 16 states, 16 states have (on average 16.5) internal successors, (264), 11 states have internal predecessors, (264), 3 states have call successors, (76), 5 states have call predecessors, (76), 5 states have return successors, (67), 5 states have call predecessors, (67), 3 states have call successors, (67) [2021-12-18 03:13:47,035 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 03:13:55,653 WARN L534 Checker$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 03:14:03,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:14:03,978 INFO L93 Difference]: Finished difference Result 5228 states and 7406 transitions. [2021-12-18 03:14:03,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-18 03:14:03,979 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 16.5) internal successors, (264), 11 states have internal predecessors, (264), 3 states have call successors, (76), 5 states have call predecessors, (76), 5 states have return successors, (67), 5 states have call predecessors, (67), 3 states have call successors, (67) Word has length 939 [2021-12-18 03:14:03,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:14:03,987 INFO L225 Difference]: With dead ends: 5228 [2021-12-18 03:14:03,987 INFO L226 Difference]: Without dead ends: 2823 [2021-12-18 03:14:03,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2229 GetRequests, 2193 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 272 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=233, Invalid=1099, Unknown=0, NotChecked=0, Total=1332 [2021-12-18 03:14:03,992 INFO L933 BasicCegarLoop]: 755 mSDtfsCounter, 701 mSDsluCounter, 4253 mSDsCounter, 0 mSdLazyCounter, 4419 mSolverCounterSat, 467 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 751 SdHoareTripleChecker+Valid, 5008 SdHoareTripleChecker+Invalid, 4887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 467 IncrementalHoareTripleChecker+Valid, 4419 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:14:03,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [751 Valid, 5008 Invalid, 4887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [467 Valid, 4419 Invalid, 1 Unknown, 0 Unchecked, 19.0s Time] [2021-12-18 03:14:03,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2823 states. [2021-12-18 03:14:04,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2823 to 2481. [2021-12-18 03:14:04,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2481 states, 1778 states have (on average 1.3025871766029247) internal successors, (2316), 1784 states have internal predecessors, (2316), 534 states have call successors, (534), 151 states have call predecessors, (534), 168 states have return successors, (615), 569 states have call predecessors, (615), 533 states have call successors, (615) [2021-12-18 03:14:04,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 2481 states and 3465 transitions. [2021-12-18 03:14:04,122 INFO L78 Accepts]: Start accepts. Automaton has 2481 states and 3465 transitions. Word has length 939 [2021-12-18 03:14:04,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:14:04,122 INFO L470 AbstractCegarLoop]: Abstraction has 2481 states and 3465 transitions. [2021-12-18 03:14:04,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 16.5) internal successors, (264), 11 states have internal predecessors, (264), 3 states have call successors, (76), 5 states have call predecessors, (76), 5 states have return successors, (67), 5 states have call predecessors, (67), 3 states have call successors, (67) [2021-12-18 03:14:04,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 3465 transitions. [2021-12-18 03:14:04,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 956 [2021-12-18 03:14:04,132 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:14:04,132 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 27, 27, 27, 27, 27, 13, 13, 13, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 03:14:04,188 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-12-18 03:14:04,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:14:04,356 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:14:04,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:14:04,356 INFO L85 PathProgramCache]: Analyzing trace with hash 2082329052, now seen corresponding path program 1 times [2021-12-18 03:14:04,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:14:04,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390997588] [2021-12-18 03:14:04,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:14:04,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:14:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:04,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:04,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:14:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 03:14:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:14:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:14:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:14:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:14:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:14:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:14:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-18 03:14:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 03:14:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-18 03:14:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 03:14:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:14:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-18 03:14:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 03:14:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 03:14:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 03:14:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-18 03:14:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-18 03:14:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-18 03:14:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:05,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:14:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 03:14:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:14:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:05,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2021-12-18 03:14:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:06,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:14:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:06,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 932 [2021-12-18 03:14:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 937 [2021-12-18 03:14:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 943 [2021-12-18 03:14:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:06,209 INFO L134 CoverageAnalysis]: Checked inductivity of 5656 backedges. 2 proven. 38 refuted. 0 times theorem prover too weak. 5616 trivial. 0 not checked. [2021-12-18 03:14:06,210 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:14:06,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390997588] [2021-12-18 03:14:06,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390997588] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:14:06,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675718424] [2021-12-18 03:14:06,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:14:06,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:14:06,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:14:06,216 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:14:06,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-12-18 03:14:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:09,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 7555 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-18 03:14:09,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:14:10,880 INFO L134 CoverageAnalysis]: Checked inductivity of 5656 backedges. 2597 proven. 0 refuted. 0 times theorem prover too weak. 3059 trivial. 0 not checked. [2021-12-18 03:14:10,880 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 03:14:10,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1675718424] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:14:10,881 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 03:14:10,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2021-12-18 03:14:10,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177130642] [2021-12-18 03:14:10,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:14:10,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 03:14:10,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:14:10,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 03:14:10,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-12-18 03:14:10,883 INFO L87 Difference]: Start difference. First operand 2481 states and 3465 transitions. Second operand has 4 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 2 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2021-12-18 03:14:11,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:14:11,044 INFO L93 Difference]: Finished difference Result 5003 states and 7011 transitions. [2021-12-18 03:14:11,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 03:14:11,045 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 2 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 955 [2021-12-18 03:14:11,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:14:11,052 INFO L225 Difference]: With dead ends: 5003 [2021-12-18 03:14:11,052 INFO L226 Difference]: Without dead ends: 2509 [2021-12-18 03:14:11,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1277 GetRequests, 1268 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-12-18 03:14:11,057 INFO L933 BasicCegarLoop]: 866 mSDtfsCounter, 10 mSDsluCounter, 1727 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 2593 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:14:11,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 2593 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 03:14:11,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2509 states. [2021-12-18 03:14:11,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2509 to 2485. [2021-12-18 03:14:11,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2485 states, 1782 states have (on average 1.2996632996632997) internal successors, (2316), 1788 states have internal predecessors, (2316), 534 states have call successors, (534), 151 states have call predecessors, (534), 168 states have return successors, (615), 569 states have call predecessors, (615), 533 states have call successors, (615) [2021-12-18 03:14:11,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2485 states and 3465 transitions. [2021-12-18 03:14:11,163 INFO L78 Accepts]: Start accepts. Automaton has 2485 states and 3465 transitions. Word has length 955 [2021-12-18 03:14:11,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:14:11,164 INFO L470 AbstractCegarLoop]: Abstraction has 2485 states and 3465 transitions. [2021-12-18 03:14:11,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 2 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2021-12-18 03:14:11,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 3465 transitions. [2021-12-18 03:14:11,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 992 [2021-12-18 03:14:11,174 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:14:11,174 INFO L514 BasicCegarLoop]: trace histogram [34, 34, 22, 22, 22, 21, 21, 21, 21, 21, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-12-18 03:14:11,232 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-12-18 03:14:11,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-12-18 03:14:11,400 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:14:11,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:14:11,400 INFO L85 PathProgramCache]: Analyzing trace with hash -73553361, now seen corresponding path program 1 times [2021-12-18 03:14:11,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:14:11,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039392845] [2021-12-18 03:14:11,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:14:11,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:14:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:11,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:11,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:14:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:14:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:12,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:14:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:14:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:14:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:14:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:14:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:14:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-18 03:14:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 03:14:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-18 03:14:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 03:14:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:14:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-18 03:14:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 03:14:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 03:14:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 03:14:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-18 03:14:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-18 03:14:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-18 03:14:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:12,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 03:14:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:14:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-18 03:14:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 03:14:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 03:14:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 03:14:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:12,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2021-12-18 03:14:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 03:14:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:14:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-18 03:14:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 03:14:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 03:14:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 03:14:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2021-12-18 03:14:13,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:13,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:13,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 03:14:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:14:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-18 03:14:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:13,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 03:14:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 03:14:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 03:14:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 968 [2021-12-18 03:14:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 973 [2021-12-18 03:14:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 979 [2021-12-18 03:14:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:13,373 INFO L134 CoverageAnalysis]: Checked inductivity of 5505 backedges. 2 proven. 38 refuted. 0 times theorem prover too weak. 5465 trivial. 0 not checked. [2021-12-18 03:14:13,373 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:14:13,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039392845] [2021-12-18 03:14:13,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039392845] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:14:13,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1487340932] [2021-12-18 03:14:13,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:14:13,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:14:13,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:14:13,376 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:14:13,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-12-18 03:14:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:16,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 7984 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-18 03:14:16,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:14:18,325 INFO L134 CoverageAnalysis]: Checked inductivity of 5505 backedges. 2592 proven. 1 refuted. 0 times theorem prover too weak. 2912 trivial. 0 not checked. [2021-12-18 03:14:18,325 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 03:14:21,028 INFO L134 CoverageAnalysis]: Checked inductivity of 5505 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 5478 trivial. 0 not checked. [2021-12-18 03:14:21,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1487340932] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 03:14:21,028 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-18 03:14:21,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 14 [2021-12-18 03:14:21,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854176258] [2021-12-18 03:14:21,029 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-18 03:14:21,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-18 03:14:21,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:14:21,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-18 03:14:21,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-12-18 03:14:21,031 INFO L87 Difference]: Start difference. First operand 2485 states and 3465 transitions. Second operand has 14 states, 14 states have (on average 20.142857142857142) internal successors, (282), 10 states have internal predecessors, (282), 3 states have call successors, (87), 5 states have call predecessors, (87), 5 states have return successors, (78), 4 states have call predecessors, (78), 3 states have call successors, (78) [2021-12-18 03:14:23,619 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 03:14:35,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:14:35,385 INFO L93 Difference]: Finished difference Result 5440 states and 7717 transitions. [2021-12-18 03:14:35,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-18 03:14:35,385 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 20.142857142857142) internal successors, (282), 10 states have internal predecessors, (282), 3 states have call successors, (87), 5 states have call predecessors, (87), 5 states have return successors, (78), 4 states have call predecessors, (78), 3 states have call successors, (78) Word has length 991 [2021-12-18 03:14:35,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:14:35,396 INFO L225 Difference]: With dead ends: 5440 [2021-12-18 03:14:35,397 INFO L226 Difference]: Without dead ends: 2874 [2021-12-18 03:14:35,404 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2342 GetRequests, 2313 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=209, Invalid=721, Unknown=0, NotChecked=0, Total=930 [2021-12-18 03:14:35,405 INFO L933 BasicCegarLoop]: 759 mSDtfsCounter, 617 mSDsluCounter, 2458 mSDsCounter, 0 mSdLazyCounter, 2648 mSolverCounterSat, 440 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 662 SdHoareTripleChecker+Valid, 3217 SdHoareTripleChecker+Invalid, 3089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 440 IncrementalHoareTripleChecker+Valid, 2648 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2021-12-18 03:14:35,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [662 Valid, 3217 Invalid, 3089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [440 Valid, 2648 Invalid, 1 Unknown, 0 Unchecked, 13.9s Time] [2021-12-18 03:14:35,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2874 states. [2021-12-18 03:14:35,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2874 to 2657. [2021-12-18 03:14:35,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2657 states, 1954 states have (on average 1.3137154554759467) internal successors, (2567), 1960 states have internal predecessors, (2567), 534 states have call successors, (534), 151 states have call predecessors, (534), 168 states have return successors, (615), 569 states have call predecessors, (615), 533 states have call successors, (615) [2021-12-18 03:14:35,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2657 states and 3716 transitions. [2021-12-18 03:14:35,563 INFO L78 Accepts]: Start accepts. Automaton has 2657 states and 3716 transitions. Word has length 991 [2021-12-18 03:14:35,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:14:35,564 INFO L470 AbstractCegarLoop]: Abstraction has 2657 states and 3716 transitions. [2021-12-18 03:14:35,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 20.142857142857142) internal successors, (282), 10 states have internal predecessors, (282), 3 states have call successors, (87), 5 states have call predecessors, (87), 5 states have return successors, (78), 4 states have call predecessors, (78), 3 states have call successors, (78) [2021-12-18 03:14:35,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3716 transitions. [2021-12-18 03:14:35,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 948 [2021-12-18 03:14:35,577 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:14:35,578 INFO L514 BasicCegarLoop]: trace histogram [36, 36, 25, 25, 25, 25, 25, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 03:14:35,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-12-18 03:14:35,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:14:35,795 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:14:35,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:14:35,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1387029555, now seen corresponding path program 1 times [2021-12-18 03:14:35,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:14:35,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317455956] [2021-12-18 03:14:35,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:14:35,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:14:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:14:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:14:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:14:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:14:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:14:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:14:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:14:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:14:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-18 03:14:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 03:14:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-18 03:14:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 03:14:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:14:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-18 03:14:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 03:14:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 03:14:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 03:14:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:36,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:14:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-18 03:14:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 03:14:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 03:14:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 03:14:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 03:14:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:37,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:14:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:37,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:37,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2021-12-18 03:14:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:14:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2021-12-18 03:14:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:37,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:37,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:14:37,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:14:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:14:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:14:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:14:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:14:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:14:37,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:14:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:14:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:14:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 924 [2021-12-18 03:14:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-12-18 03:14:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 935 [2021-12-18 03:14:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:37,621 INFO L134 CoverageAnalysis]: Checked inductivity of 5255 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 5223 trivial. 0 not checked. [2021-12-18 03:14:37,622 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:14:37,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317455956] [2021-12-18 03:14:37,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317455956] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:14:37,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295139447] [2021-12-18 03:14:37,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:14:37,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:14:37,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:14:37,624 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:14:37,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-12-18 03:14:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:14:41,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 7412 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-18 03:14:41,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:14:42,722 INFO L134 CoverageAnalysis]: Checked inductivity of 5255 backedges. 2265 proven. 34 refuted. 0 times theorem prover too weak. 2956 trivial. 0 not checked. [2021-12-18 03:14:42,723 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 03:14:45,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5255 backedges. 2 proven. 127 refuted. 0 times theorem prover too weak. 5126 trivial. 0 not checked. [2021-12-18 03:14:45,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295139447] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 03:14:45,317 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-18 03:14:45,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 20 [2021-12-18 03:14:45,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488127725] [2021-12-18 03:14:45,317 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-18 03:14:45,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-12-18 03:14:45,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:14:45,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-18 03:14:45,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=287, Unknown=0, NotChecked=0, Total=380 [2021-12-18 03:14:45,319 INFO L87 Difference]: Start difference. First operand 2657 states and 3716 transitions. Second operand has 20 states, 20 states have (on average 16.05) internal successors, (321), 16 states have internal predecessors, (321), 3 states have call successors, (87), 5 states have call predecessors, (87), 5 states have return successors, (79), 4 states have call predecessors, (79), 3 states have call successors, (79) [2021-12-18 03:14:47,886 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 03:14:53,011 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 03:14:55,559 WARN L534 Checker$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 03:15:04,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:15:04,841 INFO L93 Difference]: Finished difference Result 6321 states and 9159 transitions. [2021-12-18 03:15:04,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-12-18 03:15:04,842 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 16.05) internal successors, (321), 16 states have internal predecessors, (321), 3 states have call successors, (87), 5 states have call predecessors, (87), 5 states have return successors, (79), 4 states have call predecessors, (79), 3 states have call successors, (79) Word has length 947 [2021-12-18 03:15:04,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:15:04,856 INFO L225 Difference]: With dead ends: 6321 [2021-12-18 03:15:04,856 INFO L226 Difference]: Without dead ends: 3555 [2021-12-18 03:15:04,864 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2247 GetRequests, 2203 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 402 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=463, Invalid=1517, Unknown=0, NotChecked=0, Total=1980 [2021-12-18 03:15:04,864 INFO L933 BasicCegarLoop]: 756 mSDtfsCounter, 967 mSDsluCounter, 4040 mSDsCounter, 0 mSdLazyCounter, 4133 mSolverCounterSat, 734 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1014 SdHoareTripleChecker+Valid, 4796 SdHoareTripleChecker+Invalid, 4868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 734 IncrementalHoareTripleChecker+Valid, 4133 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2021-12-18 03:15:04,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1014 Valid, 4796 Invalid, 4868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [734 Valid, 4133 Invalid, 1 Unknown, 0 Unchecked, 18.6s Time] [2021-12-18 03:15:04,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3555 states. [2021-12-18 03:15:04,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3555 to 3131. [2021-12-18 03:15:04,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3131 states, 2388 states have (on average 1.3433835845896147) internal successors, (3208), 2399 states have internal predecessors, (3208), 574 states have call successors, (574), 151 states have call predecessors, (574), 168 states have return successors, (660), 614 states have call predecessors, (660), 573 states have call successors, (660) [2021-12-18 03:15:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3131 states to 3131 states and 4442 transitions. [2021-12-18 03:15:04,996 INFO L78 Accepts]: Start accepts. Automaton has 3131 states and 4442 transitions. Word has length 947 [2021-12-18 03:15:04,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:15:04,996 INFO L470 AbstractCegarLoop]: Abstraction has 3131 states and 4442 transitions. [2021-12-18 03:15:04,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 16.05) internal successors, (321), 16 states have internal predecessors, (321), 3 states have call successors, (87), 5 states have call predecessors, (87), 5 states have return successors, (79), 4 states have call predecessors, (79), 3 states have call successors, (79) [2021-12-18 03:15:04,996 INFO L276 IsEmpty]: Start isEmpty. Operand 3131 states and 4442 transitions. [2021-12-18 03:15:05,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 990 [2021-12-18 03:15:05,004 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:15:05,005 INFO L514 BasicCegarLoop]: trace histogram [36, 36, 25, 25, 25, 25, 25, 16, 16, 16, 16, 16, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 03:15:05,050 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2021-12-18 03:15:05,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:15:05,206 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:15:05,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:15:05,207 INFO L85 PathProgramCache]: Analyzing trace with hash 980257605, now seen corresponding path program 1 times [2021-12-18 03:15:05,207 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:15:05,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365699736] [2021-12-18 03:15:05,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:15:05,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:15:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:15:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 03:15:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:15:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:15:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:05,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:15:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:15:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:15:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:15:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-18 03:15:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 03:15:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-18 03:15:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:06,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 03:15:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:15:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-18 03:15:06,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 03:15:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 03:15:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 03:15:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:15:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-18 03:15:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 03:15:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 03:15:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-18 03:15:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-18 03:15:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:06,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:06,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:15:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 03:15:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:15:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:06,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2021-12-18 03:15:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:06,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:06,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:15:06,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:06,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 966 [2021-12-18 03:15:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 971 [2021-12-18 03:15:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 977 [2021-12-18 03:15:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:06,831 INFO L134 CoverageAnalysis]: Checked inductivity of 5731 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5728 trivial. 0 not checked. [2021-12-18 03:15:06,831 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:15:06,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365699736] [2021-12-18 03:15:06,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365699736] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 03:15:06,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [360348952] [2021-12-18 03:15:06,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:15:06,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:15:06,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 03:15:06,833 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 03:15:06,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-12-18 03:15:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:10,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 7653 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-18 03:15:10,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 03:15:12,602 INFO L134 CoverageAnalysis]: Checked inductivity of 5731 backedges. 2512 proven. 148 refuted. 0 times theorem prover too weak. 3071 trivial. 0 not checked. [2021-12-18 03:15:12,602 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 03:15:15,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5731 backedges. 343 proven. 148 refuted. 0 times theorem prover too weak. 5240 trivial. 0 not checked. [2021-12-18 03:15:15,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [360348952] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 03:15:15,714 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-18 03:15:15,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 12, 12] total 27 [2021-12-18 03:15:15,714 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053747906] [2021-12-18 03:15:15,714 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-18 03:15:15,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-12-18 03:15:15,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:15:15,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-12-18 03:15:15,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=478, Unknown=0, NotChecked=0, Total=702 [2021-12-18 03:15:15,717 INFO L87 Difference]: Start difference. First operand 3131 states and 4442 transitions. Second operand has 27 states, 27 states have (on average 13.74074074074074) internal successors, (371), 24 states have internal predecessors, (371), 2 states have call successors, (83), 5 states have call predecessors, (83), 4 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) [2021-12-18 03:15:18,430 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 03:15:37,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:15:37,566 INFO L93 Difference]: Finished difference Result 7478 states and 10811 transitions. [2021-12-18 03:15:37,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-18 03:15:37,567 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 13.74074074074074) internal successors, (371), 24 states have internal predecessors, (371), 2 states have call successors, (83), 5 states have call predecessors, (83), 4 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) Word has length 989 [2021-12-18 03:15:37,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:15:37,576 INFO L225 Difference]: With dead ends: 7478 [2021-12-18 03:15:37,576 INFO L226 Difference]: Without dead ends: 4294 [2021-12-18 03:15:37,583 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2390 GetRequests, 2309 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1984 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=2058, Invalid=4748, Unknown=0, NotChecked=0, Total=6806 [2021-12-18 03:15:37,583 INFO L933 BasicCegarLoop]: 752 mSDtfsCounter, 1413 mSDsluCounter, 4416 mSDsCounter, 0 mSdLazyCounter, 4704 mSolverCounterSat, 735 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 5168 SdHoareTripleChecker+Invalid, 5440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 735 IncrementalHoareTripleChecker+Valid, 4704 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:15:37,584 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1461 Valid, 5168 Invalid, 5440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [735 Valid, 4704 Invalid, 1 Unknown, 0 Unchecked, 20.0s Time] [2021-12-18 03:15:37,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4294 states. [2021-12-18 03:15:37,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4294 to 3525. [2021-12-18 03:15:37,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3525 states, 2781 states have (on average 1.3646170442286947) internal successors, (3795), 2792 states have internal predecessors, (3795), 575 states have call successors, (575), 151 states have call predecessors, (575), 168 states have return successors, (661), 615 states have call predecessors, (661), 574 states have call successors, (661) [2021-12-18 03:15:37,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 3525 states and 5031 transitions. [2021-12-18 03:15:37,756 INFO L78 Accepts]: Start accepts. Automaton has 3525 states and 5031 transitions. Word has length 989 [2021-12-18 03:15:37,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:15:37,757 INFO L470 AbstractCegarLoop]: Abstraction has 3525 states and 5031 transitions. [2021-12-18 03:15:37,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 13.74074074074074) internal successors, (371), 24 states have internal predecessors, (371), 2 states have call successors, (83), 5 states have call predecessors, (83), 4 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) [2021-12-18 03:15:37,757 INFO L276 IsEmpty]: Start isEmpty. Operand 3525 states and 5031 transitions. [2021-12-18 03:15:37,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1032 [2021-12-18 03:15:37,764 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 03:15:37,765 INFO L514 BasicCegarLoop]: trace histogram [36, 36, 25, 25, 25, 25, 25, 24, 24, 24, 24, 24, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 03:15:37,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-12-18 03:15:37,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 03:15:37,966 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 03:15:37,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 03:15:37,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1435915008, now seen corresponding path program 1 times [2021-12-18 03:15:37,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 03:15:37,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867275719] [2021-12-18 03:15:37,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 03:15:37,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 03:15:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 03:15:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 03:15:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 03:15:38,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-18 03:15:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 03:15:38,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-18 03:15:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:38,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 03:15:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 03:15:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-18 03:15:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 03:15:38,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:38,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-18 03:15:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 03:15:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 03:15:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-18 03:15:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 03:15:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 03:15:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 03:15:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 03:15:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-18 03:15:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-18 03:15:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 03:15:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-18 03:15:39,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-18 03:15:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:15:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2021-12-18 03:15:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:15:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2021-12-18 03:15:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 03:15:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-18 03:15:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 03:15:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-18 03:15:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 03:15:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-18 03:15:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-18 03:15:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 03:15:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 03:15:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 03:15:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1008 [2021-12-18 03:15:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1013 [2021-12-18 03:15:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-12-18 03:15:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 03:15:39,553 INFO L134 CoverageAnalysis]: Checked inductivity of 6532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6532 trivial. 0 not checked. [2021-12-18 03:15:39,553 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 03:15:39,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867275719] [2021-12-18 03:15:39,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867275719] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 03:15:39,554 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 03:15:39,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 03:15:39,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098271596] [2021-12-18 03:15:39,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 03:15:39,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 03:15:39,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 03:15:39,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 03:15:39,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 03:15:39,556 INFO L87 Difference]: Start difference. First operand 3525 states and 5031 transitions. Second operand has 6 states, 6 states have (on average 30.333333333333332) internal successors, (182), 3 states have internal predecessors, (182), 3 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-12-18 03:15:41,813 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 03:15:47,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 03:15:47,792 INFO L93 Difference]: Finished difference Result 4438 states and 6345 transitions. [2021-12-18 03:15:47,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 03:15:47,793 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.333333333333332) internal successors, (182), 3 states have internal predecessors, (182), 3 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 1031 [2021-12-18 03:15:47,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 03:15:47,794 INFO L225 Difference]: With dead ends: 4438 [2021-12-18 03:15:47,794 INFO L226 Difference]: Without dead ends: 0 [2021-12-18 03:15:47,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-12-18 03:15:47,800 INFO L933 BasicCegarLoop]: 916 mSDtfsCounter, 839 mSDsluCounter, 706 mSDsCounter, 0 mSdLazyCounter, 1150 mSolverCounterSat, 835 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 893 SdHoareTripleChecker+Valid, 1622 SdHoareTripleChecker+Invalid, 1986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 835 IncrementalHoareTripleChecker+Valid, 1150 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2021-12-18 03:15:47,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [893 Valid, 1622 Invalid, 1986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [835 Valid, 1150 Invalid, 1 Unknown, 0 Unchecked, 8.0s Time] [2021-12-18 03:15:47,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-18 03:15:47,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-18 03:15:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 03:15:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-18 03:15:47,801 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1031 [2021-12-18 03:15:47,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 03:15:47,802 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-18 03:15:47,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.333333333333332) internal successors, (182), 3 states have internal predecessors, (182), 3 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-12-18 03:15:47,802 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-18 03:15:47,802 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-18 03:15:47,805 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-18 03:15:47,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-12-18 03:15:47,807 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. Killed by 15