./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/xcsp/Dubois-022.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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/xcsp/Dubois-022.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash c92e8a6e0488531fea50e31ade68eece72e258605c74a884fa73fd63e6031b5a --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 06:31:14,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 06:31:14,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 06:31:14,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 06:31:14,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 06:31:14,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 06:31:14,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 06:31:14,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 06:31:14,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 06:31:14,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 06:31:14,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 06:31:14,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 06:31:14,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 06:31:14,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 06:31:14,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 06:31:14,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 06:31:14,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 06:31:14,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 06:31:14,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 06:31:14,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 06:31:14,937 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 06:31:14,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 06:31:14,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 06:31:14,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 06:31:14,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 06:31:14,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 06:31:14,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 06:31:14,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 06:31:14,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 06:31:14,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 06:31:14,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 06:31:14,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 06:31:14,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 06:31:14,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 06:31:14,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 06:31:14,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 06:31:14,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 06:31:14,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 06:31:14,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 06:31:14,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 06:31:14,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 06:31:14,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 06:31:14,964 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 06:31:14,981 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 06:31:14,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 06:31:14,982 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 06:31:14,982 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 06:31:14,983 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 06:31:14,983 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 06:31:14,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 06:31:14,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 06:31:14,984 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 06:31:14,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 06:31:14,985 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 06:31:14,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 06:31:14,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 06:31:14,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 06:31:14,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 06:31:14,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 06:31:14,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 06:31:14,986 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 06:31:14,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 06:31:14,986 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 06:31:14,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 06:31:14,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 06:31:14,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 06:31:14,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 06:31:14,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 06:31:14,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 06:31:14,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 06:31:14,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 06:31:14,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 06:31:14,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 06:31:14,988 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 06:31:14,988 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 06:31:14,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 06:31:14,989 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c92e8a6e0488531fea50e31ade68eece72e258605c74a884fa73fd63e6031b5a [2022-07-21 06:31:15,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 06:31:15,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 06:31:15,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 06:31:15,284 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 06:31:15,284 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 06:31:15,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/Dubois-022.c [2022-07-21 06:31:15,333 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9554205d2/c418093ac72f4a14a26be5a4c73cb1a2/FLAG7667ca3d4 [2022-07-21 06:31:15,702 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 06:31:15,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-022.c [2022-07-21 06:31:15,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9554205d2/c418093ac72f4a14a26be5a4c73cb1a2/FLAG7667ca3d4 [2022-07-21 06:31:16,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9554205d2/c418093ac72f4a14a26be5a4c73cb1a2 [2022-07-21 06:31:16,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 06:31:16,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 06:31:16,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 06:31:16,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 06:31:16,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 06:31:16,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:16,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@181fc4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16, skipping insertion in model container [2022-07-21 06:31:16,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:16,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 06:31:16,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 06:31:16,321 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/xcsp/Dubois-022.c[15768,15781] [2022-07-21 06:31:16,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 06:31:16,373 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 06:31:16,445 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/xcsp/Dubois-022.c[15768,15781] [2022-07-21 06:31:16,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 06:31:16,511 INFO L208 MainTranslator]: Completed translation [2022-07-21 06:31:16,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16 WrapperNode [2022-07-21 06:31:16,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 06:31:16,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 06:31:16,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 06:31:16,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 06:31:16,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:16,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:21,171 INFO L137 Inliner]: procedures = 13, calls = 183, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 457 [2022-07-21 06:31:21,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 06:31:21,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 06:31:21,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 06:31:21,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 06:31:21,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:21,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:22,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:22,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:24,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:24,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:24,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:25,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 06:31:25,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 06:31:25,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 06:31:25,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 06:31:25,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (1/1) ... [2022-07-21 06:31:25,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 06:31:25,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 06:31:25,883 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) [2022-07-21 06:31:25,885 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 [2022-07-21 06:31:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 06:31:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 06:31:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 06:31:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 06:31:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-07-21 06:31:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-07-21 06:31:26,021 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 06:31:26,023 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 06:31:28,217 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 06:31:28,224 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 06:31:28,225 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 06:31:28,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 06:31:28 BoogieIcfgContainer [2022-07-21 06:31:28,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 06:31:28,228 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 06:31:28,228 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 06:31:28,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 06:31:28,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 06:31:16" (1/3) ... [2022-07-21 06:31:28,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e086644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 06:31:28, skipping insertion in model container [2022-07-21 06:31:28,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:31:16" (2/3) ... [2022-07-21 06:31:28,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e086644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 06:31:28, skipping insertion in model container [2022-07-21 06:31:28,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 06:31:28" (3/3) ... [2022-07-21 06:31:28,232 INFO L111 eAbstractionObserver]: Analyzing ICFG Dubois-022.c [2022-07-21 06:31:28,242 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 06:31:28,243 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 06:31:28,279 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 06:31:28,284 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4c708ebf, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4ff0bba0 [2022-07-21 06:31:28,284 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 06:31:28,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 253 states, 74 states have (on average 1.027027027027027) internal successors, (76), 75 states have internal predecessors, (76), 176 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2022-07-21 06:31:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2022-07-21 06:31:28,316 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 06:31:28,317 INFO L195 NwaCegarLoop]: trace histogram [176, 176, 176, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 06:31:28,318 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 06:31:28,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 06:31:28,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1753336535, now seen corresponding path program 1 times [2022-07-21 06:31:28,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 06:31:28,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834595161] [2022-07-21 06:31:28,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 06:31:28,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 06:31:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 06:31:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 06:31:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 06:31:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 06:31:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-21 06:31:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-21 06:31:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-21 06:31:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-21 06:31:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-21 06:31:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-21 06:31:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-07-21 06:31:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-21 06:31:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-21 06:31:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-21 06:31:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-21 06:31:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-21 06:31:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-21 06:31:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-21 06:31:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-21 06:31:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-21 06:31:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-21 06:31:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-21 06:31:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-21 06:31:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-21 06:31:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-21 06:31:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-21 06:31:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-21 06:31:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-21 06:31:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-21 06:31:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-21 06:31:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-21 06:31:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-21 06:31:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-21 06:31:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-07-21 06:31:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-21 06:31:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-21 06:31:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-21 06:31:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-21 06:31:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-07-21 06:31:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-21 06:31:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-21 06:31:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-21 06:31:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-07-21 06:31:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-21 06:31:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-21 06:31:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-21 06:31:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-07-21 06:31:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-21 06:31:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-07-21 06:31:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-21 06:31:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-21 06:31:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-21 06:31:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-21 06:31:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-21 06:31:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-07-21 06:31:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-21 06:31:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-21 06:31:28,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-21 06:31:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-07-21 06:31:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-21 06:31:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2022-07-21 06:31:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-21 06:31:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-07-21 06:31:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-21 06:31:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-07-21 06:31:28,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-21 06:31:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-07-21 06:31:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-21 06:31:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-21 06:31:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-07-21 06:31:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-21 06:31:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-21 06:31:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-21 06:31:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-21 06:31:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-21 06:31:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-21 06:31:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-21 06:31:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-07-21 06:31:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-07-21 06:31:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-07-21 06:31:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-07-21 06:31:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-21 06:31:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-21 06:31:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-21 06:31:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-21 06:31:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-07-21 06:31:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-21 06:31:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-07-21 06:31:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-07-21 06:31:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2022-07-21 06:31:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-21 06:31:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-21 06:31:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-21 06:31:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-21 06:31:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-21 06:31:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2022-07-21 06:31:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-07-21 06:31:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-07-21 06:31:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-07-21 06:31:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-07-21 06:31:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2022-07-21 06:31:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2022-07-21 06:31:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-07-21 06:31:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2022-07-21 06:31:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2022-07-21 06:31:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2022-07-21 06:31:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-07-21 06:31:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-07-21 06:31:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2022-07-21 06:31:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2022-07-21 06:31:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2022-07-21 06:31:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2022-07-21 06:31:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-07-21 06:31:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-07-21 06:31:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2022-07-21 06:31:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2022-07-21 06:31:28,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2022-07-21 06:31:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2022-07-21 06:31:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2022-07-21 06:31:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2022-07-21 06:31:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2022-07-21 06:31:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2022-07-21 06:31:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-07-21 06:31:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-07-21 06:31:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2022-07-21 06:31:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2022-07-21 06:31:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-07-21 06:31:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2022-07-21 06:31:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2022-07-21 06:31:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 711 [2022-07-21 06:31:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 717 [2022-07-21 06:31:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2022-07-21 06:31:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2022-07-21 06:31:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 733 [2022-07-21 06:31:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 738 [2022-07-21 06:31:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:28,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2022-07-21 06:31:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2022-07-21 06:31:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 753 [2022-07-21 06:31:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2022-07-21 06:31:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 763 [2022-07-21 06:31:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 768 [2022-07-21 06:31:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2022-07-21 06:31:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 778 [2022-07-21 06:31:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 783 [2022-07-21 06:31:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 788 [2022-07-21 06:31:29,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 793 [2022-07-21 06:31:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 798 [2022-07-21 06:31:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2022-07-21 06:31:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 808 [2022-07-21 06:31:29,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2022-07-21 06:31:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 818 [2022-07-21 06:31:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 823 [2022-07-21 06:31:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 828 [2022-07-21 06:31:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2022-07-21 06:31:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 838 [2022-07-21 06:31:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 843 [2022-07-21 06:31:29,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 848 [2022-07-21 06:31:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 853 [2022-07-21 06:31:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 858 [2022-07-21 06:31:29,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2022-07-21 06:31:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 868 [2022-07-21 06:31:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 873 [2022-07-21 06:31:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 878 [2022-07-21 06:31:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 883 [2022-07-21 06:31:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 888 [2022-07-21 06:31:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2022-07-21 06:31:29,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2022-07-21 06:31:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 903 [2022-07-21 06:31:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 908 [2022-07-21 06:31:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 913 [2022-07-21 06:31:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 918 [2022-07-21 06:31:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 923 [2022-07-21 06:31:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 928 [2022-07-21 06:31:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 933 [2022-07-21 06:31:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 938 [2022-07-21 06:31:29,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 943 [2022-07-21 06:31:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 06:31:29,135 INFO L134 CoverageAnalysis]: Checked inductivity of 61600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61600 trivial. 0 not checked. [2022-07-21 06:31:29,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 06:31:29,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834595161] [2022-07-21 06:31:29,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834595161] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 06:31:29,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 06:31:29,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 06:31:29,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704306282] [2022-07-21 06:31:29,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 06:31:29,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-21 06:31:29,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 06:31:29,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-21 06:31:29,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-21 06:31:29,167 INFO L87 Difference]: Start difference. First operand has 253 states, 74 states have (on average 1.027027027027027) internal successors, (76), 75 states have internal predecessors, (76), 176 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 1 states have call predecessors, (176), 2 states have call successors, (176) [2022-07-21 06:31:29,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 06:31:29,221 INFO L93 Difference]: Finished difference Result 500 states and 1026 transitions. [2022-07-21 06:31:29,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-21 06:31:29,223 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 1 states have call predecessors, (176), 2 states have call successors, (176) Word has length 949 [2022-07-21 06:31:29,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 06:31:29,231 INFO L225 Difference]: With dead ends: 500 [2022-07-21 06:31:29,231 INFO L226 Difference]: Without dead ends: 250 [2022-07-21 06:31:29,237 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 530 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-21 06:31:29,239 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 06:31:29,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 424 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 06:31:29,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-07-21 06:31:29,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 250. [2022-07-21 06:31:29,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 72 states have (on average 1.0) internal successors, (72), 72 states have internal predecessors, (72), 176 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2022-07-21 06:31:29,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 424 transitions. [2022-07-21 06:31:29,518 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 424 transitions. Word has length 949 [2022-07-21 06:31:29,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 06:31:29,518 INFO L495 AbstractCegarLoop]: Abstraction has 250 states and 424 transitions. [2022-07-21 06:31:29,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 1 states have call predecessors, (176), 2 states have call successors, (176) [2022-07-21 06:31:29,519 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 424 transitions. [2022-07-21 06:31:29,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2022-07-21 06:31:29,535 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 06:31:29,535 INFO L195 NwaCegarLoop]: trace histogram [176, 176, 176, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 06:31:29,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 06:31:29,536 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 06:31:29,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 06:31:29,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1955821737, now seen corresponding path program 1 times [2022-07-21 06:31:29,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 06:31:29,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427571797] [2022-07-21 06:31:29,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 06:31:29,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 06:31:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat