./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/xcsp/AllInterval-011.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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/AllInterval-011.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 5b6e29ecd51153e438c1994cc2e0ffddafd2990e0e080381de4ae5b34f9e08cf --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 18:48:05,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 18:48:05,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 18:48:05,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 18:48:05,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 18:48:05,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 18:48:05,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 18:48:05,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 18:48:05,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 18:48:05,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 18:48:05,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 18:48:05,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 18:48:05,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 18:48:05,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 18:48:05,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 18:48:05,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 18:48:05,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 18:48:05,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 18:48:05,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 18:48:05,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 18:48:05,327 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 18:48:05,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 18:48:05,328 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 18:48:05,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 18:48:05,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 18:48:05,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 18:48:05,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 18:48:05,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 18:48:05,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 18:48:05,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 18:48:05,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 18:48:05,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 18:48:05,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 18:48:05,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 18:48:05,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 18:48:05,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 18:48:05,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 18:48:05,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 18:48:05,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 18:48:05,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 18:48:05,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 18:48:05,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 18:48:05,341 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 18:48:05,364 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 18:48:05,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 18:48:05,365 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 18:48:05,365 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 18:48:05,365 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 18:48:05,365 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 18:48:05,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 18:48:05,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 18:48:05,366 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 18:48:05,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 18:48:05,367 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 18:48:05,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 18:48:05,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 18:48:05,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 18:48:05,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 18:48:05,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 18:48:05,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 18:48:05,368 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 18:48:05,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 18:48:05,368 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 18:48:05,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 18:48:05,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 18:48:05,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 18:48:05,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 18:48:05,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 18:48:05,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 18:48:05,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 18:48:05,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 18:48:05,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 18:48:05,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 18:48:05,371 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 18:48:05,371 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 18:48:05,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 18:48:05,371 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b6e29ecd51153e438c1994cc2e0ffddafd2990e0e080381de4ae5b34f9e08cf [2022-07-19 18:48:05,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 18:48:05,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 18:48:05,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 18:48:05,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 18:48:05,583 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 18:48:05,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/AllInterval-011.c [2022-07-19 18:48:05,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce948eabf/ed06cd02f8eb4b9c8b6d4cab7dadd76e/FLAG87e338a93 [2022-07-19 18:48:05,998 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 18:48:05,998 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-011.c [2022-07-19 18:48:06,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce948eabf/ed06cd02f8eb4b9c8b6d4cab7dadd76e/FLAG87e338a93 [2022-07-19 18:48:06,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce948eabf/ed06cd02f8eb4b9c8b6d4cab7dadd76e [2022-07-19 18:48:06,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 18:48:06,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 18:48:06,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 18:48:06,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 18:48:06,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 18:48:06,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d9fb9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06, skipping insertion in model container [2022-07-19 18:48:06,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 18:48:06,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 18:48:06,244 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/AllInterval-011.c[6600,6613] [2022-07-19 18:48:06,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 18:48:06,260 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 18:48:06,303 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/AllInterval-011.c[6600,6613] [2022-07-19 18:48:06,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 18:48:06,319 INFO L208 MainTranslator]: Completed translation [2022-07-19 18:48:06,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06 WrapperNode [2022-07-19 18:48:06,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 18:48:06,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 18:48:06,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 18:48:06,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 18:48:06,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,369 INFO L137 Inliner]: procedures = 13, calls = 159, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 314 [2022-07-19 18:48:06,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 18:48:06,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 18:48:06,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 18:48:06,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 18:48:06,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 18:48:06,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 18:48:06,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 18:48:06,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 18:48:06,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (1/1) ... [2022-07-19 18:48:06,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 18:48:06,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 18:48:06,469 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) [2022-07-19 18:48:06,475 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 [2022-07-19 18:48:06,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 18:48:06,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 18:48:06,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 18:48:06,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 18:48:06,502 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-07-19 18:48:06,502 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-07-19 18:48:06,571 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 18:48:06,572 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 18:48:06,875 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 18:48:06,883 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 18:48:06,884 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-19 18:48:06,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 06:48:06 BoogieIcfgContainer [2022-07-19 18:48:06,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 18:48:06,890 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 18:48:06,890 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 18:48:06,892 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 18:48:06,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 06:48:06" (1/3) ... [2022-07-19 18:48:06,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b15c0cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 06:48:06, skipping insertion in model container [2022-07-19 18:48:06,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:48:06" (2/3) ... [2022-07-19 18:48:06,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b15c0cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 06:48:06, skipping insertion in model container [2022-07-19 18:48:06,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 06:48:06" (3/3) ... [2022-07-19 18:48:06,894 INFO L111 eAbstractionObserver]: Analyzing ICFG AllInterval-011.c [2022-07-19 18:48:06,903 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 18:48:06,904 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 18:48:06,957 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 18:48:06,962 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@345d5846, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@22430303 [2022-07-19 18:48:06,962 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 18:48:06,966 INFO L276 IsEmpty]: Start isEmpty. Operand has 214 states, 59 states have (on average 1.2033898305084745) internal successors, (71), 60 states have internal predecessors, (71), 152 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) [2022-07-19 18:48:07,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2022-07-19 18:48:07,020 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 18:48:07,022 INFO L195 NwaCegarLoop]: trace histogram [152, 152, 152, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 18:48:07,022 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 18:48:07,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 18:48:07,028 INFO L85 PathProgramCache]: Analyzing trace with hash -803724805, now seen corresponding path program 1 times [2022-07-19 18:48:07,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 18:48:07,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6201180] [2022-07-19 18:48:07,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 18:48:07,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 18:48:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 18:48:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 18:48:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 18:48:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 18:48:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-19 18:48:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-19 18:48:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 18:48:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 18:48:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-19 18:48:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-19 18:48:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-07-19 18:48:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-19 18:48:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 18:48:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-19 18:48:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-19 18:48:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 18:48:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-19 18:48:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-19 18:48:07,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-19 18:48:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-19 18:48:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-19 18:48:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-19 18:48:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-19 18:48:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-19 18:48:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-19 18:48:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-19 18:48:07,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-19 18:48:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 18:48:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 18:48:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-19 18:48:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-19 18:48:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-19 18:48:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-19 18:48:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-07-19 18:48:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 18:48:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-19 18:48:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-19 18:48:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-19 18:48:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-07-19 18:48:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-19 18:48:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-19 18:48:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-19 18:48:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-07-19 18:48:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-19 18:48:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-19 18:48:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-07-19 18:48:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-07-19 18:48:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 18:48:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-19 18:48:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-19 18:48:07,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-19 18:48:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-19 18:48:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-07-19 18:48:07,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-19 18:48:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-19 18:48:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-19 18:48:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-19 18:48:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2022-07-19 18:48:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-07-19 18:48:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-19 18:48:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-19 18:48:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-19 18:48:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-19 18:48:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-07-19 18:48:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-07-19 18:48:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-19 18:48:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-19 18:48:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-19 18:48:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-19 18:48:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-07-19 18:48:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-19 18:48:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-19 18:48:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2022-07-19 18:48:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-19 18:48:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-07-19 18:48:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-19 18:48:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-19 18:48:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-19 18:48:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-19 18:48:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-07-19 18:48:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-19 18:48:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-19 18:48:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-07-19 18:48:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-19 18:48:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-19 18:48:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-19 18:48:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-19 18:48:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-19 18:48:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-19 18:48:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-07-19 18:48:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-07-19 18:48:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-07-19 18:48:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-19 18:48:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-07-19 18:48:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-07-19 18:48:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-07-19 18:48:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-19 18:48:07,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-19 18:48:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-19 18:48:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2022-07-19 18:48:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2022-07-19 18:48:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-19 18:48:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-07-19 18:48:07,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-19 18:48:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2022-07-19 18:48:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-07-19 18:48:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-07-19 18:48:07,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-07-19 18:48:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-07-19 18:48:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2022-07-19 18:48:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2022-07-19 18:48:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-07-19 18:48:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-07-19 18:48:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2022-07-19 18:48:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2022-07-19 18:48:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2022-07-19 18:48:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-07-19 18:48:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2022-07-19 18:48:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2022-07-19 18:48:07,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-07-19 18:48:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-07-19 18:48:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2022-07-19 18:48:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2022-07-19 18:48:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2022-07-19 18:48:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-07-19 18:48:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2022-07-19 18:48:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2022-07-19 18:48:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-07-19 18:48:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2022-07-19 18:48:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2022-07-19 18:48:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-07-19 18:48:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-07-19 18:48:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2022-07-19 18:48:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2022-07-19 18:48:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-07-19 18:48:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2022-07-19 18:48:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2022-07-19 18:48:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2022-07-19 18:48:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-07-19 18:48:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2022-07-19 18:48:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2022-07-19 18:48:07,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2022-07-19 18:48:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2022-07-19 18:48:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-07-19 18:48:07,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 752 [2022-07-19 18:48:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2022-07-19 18:48:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 768 [2022-07-19 18:48:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2022-07-19 18:48:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 784 [2022-07-19 18:48:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2022-07-19 18:48:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-07-19 18:48:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 808 [2022-07-19 18:48:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:48:07,602 INFO L134 CoverageAnalysis]: Checked inductivity of 45904 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45904 trivial. 0 not checked. [2022-07-19 18:48:07,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 18:48:07,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6201180] [2022-07-19 18:48:07,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6201180] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 18:48:07,603 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 18:48:07,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 18:48:07,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111103735] [2022-07-19 18:48:07,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 18:48:07,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-19 18:48:07,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 18:48:07,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-19 18:48:07,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-19 18:48:07,627 INFO L87 Difference]: Start difference. First operand has 214 states, 59 states have (on average 1.2033898305084745) internal successors, (71), 60 states have internal predecessors, (71), 152 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 1 states have call predecessors, (152), 2 states have call successors, (152) [2022-07-19 18:48:07,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 18:48:07,664 INFO L93 Difference]: Finished difference Result 422 states and 896 transitions. [2022-07-19 18:48:07,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-19 18:48:07,666 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 1 states have call predecessors, (152), 2 states have call successors, (152) Word has length 814 [2022-07-19 18:48:07,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 18:48:07,673 INFO L225 Difference]: With dead ends: 422 [2022-07-19 18:48:07,674 INFO L226 Difference]: Without dead ends: 211 [2022-07-19 18:48:07,678 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 458 GetRequests, 458 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-19 18:48:07,682 INFO L413 NwaCegarLoop]: 371 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, 371 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 [2022-07-19 18:48:07,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 18:48:07,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2022-07-19 18:48:07,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2022-07-19 18:48:07,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 57 states have internal predecessors, (67), 152 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) [2022-07-19 18:48:07,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 371 transitions. [2022-07-19 18:48:07,761 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 371 transitions. Word has length 814 [2022-07-19 18:48:07,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 18:48:07,763 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 371 transitions. [2022-07-19 18:48:07,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 1 states have call predecessors, (152), 2 states have call successors, (152) [2022-07-19 18:48:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 371 transitions. [2022-07-19 18:48:07,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2022-07-19 18:48:07,780 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 18:48:07,780 INFO L195 NwaCegarLoop]: trace histogram [152, 152, 152, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 18:48:07,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 18:48:07,781 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 18:48:07,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 18:48:07,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1521784359, now seen corresponding path program 1 times [2022-07-19 18:48:07,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 18:48:07,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345618018] [2022-07-19 18:48:07,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 18:48:07,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 18:48:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:27,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 18:50:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:27,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 18:50:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 18:50:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 18:50:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-19 18:50:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-19 18:50:28,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 18:50:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 18:50:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-19 18:50:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-19 18:50:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-07-19 18:50:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-19 18:50:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 18:50:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-19 18:50:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-19 18:50:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 18:50:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-19 18:50:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-19 18:50:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-19 18:50:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-19 18:50:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-19 18:50:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-19 18:50:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-19 18:50:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-19 18:50:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-19 18:50:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-19 18:50:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-19 18:50:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 18:50:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 18:50:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-19 18:50:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-19 18:50:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-19 18:50:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-19 18:50:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-07-19 18:50:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 18:50:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-19 18:50:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-19 18:50:28,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-19 18:50:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-07-19 18:50:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-19 18:50:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-19 18:50:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-19 18:50:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-07-19 18:50:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-19 18:50:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:28,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-19 18:50:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-07-19 18:50:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-07-19 18:50:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 18:50:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-19 18:50:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-19 18:50:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-19 18:50:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-19 18:50:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-07-19 18:50:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-19 18:50:29,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-19 18:50:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-19 18:50:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-19 18:50:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2022-07-19 18:50:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:29,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-07-19 18:50:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-19 18:50:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-19 18:50:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-19 18:50:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-19 18:50:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-07-19 18:50:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-07-19 18:50:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-19 18:50:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-19 18:50:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-19 18:50:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-19 18:50:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-07-19 18:50:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-19 18:50:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:30,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-19 18:50:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2022-07-19 18:50:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-19 18:50:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-07-19 18:50:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-19 18:50:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-19 18:50:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-19 18:50:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-19 18:50:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-07-19 18:50:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-19 18:50:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-19 18:50:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-07-19 18:50:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:31,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-19 18:50:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-19 18:50:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-19 18:50:32,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-19 18:50:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-19 18:50:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-19 18:50:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-07-19 18:50:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-07-19 18:50:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-07-19 18:50:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-19 18:50:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-07-19 18:50:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-07-19 18:50:32,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-07-19 18:50:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-19 18:50:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:32,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-19 18:50:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-19 18:50:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2022-07-19 18:50:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2022-07-19 18:50:33,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-19 18:50:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-07-19 18:50:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-19 18:50:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2022-07-19 18:50:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-07-19 18:50:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-07-19 18:50:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-07-19 18:50:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-07-19 18:50:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2022-07-19 18:50:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:33,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2022-07-19 18:50:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-07-19 18:50:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-07-19 18:50:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2022-07-19 18:50:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2022-07-19 18:50:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2022-07-19 18:50:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-07-19 18:50:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2022-07-19 18:50:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2022-07-19 18:50:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-07-19 18:50:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-07-19 18:50:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2022-07-19 18:50:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2022-07-19 18:50:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2022-07-19 18:50:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-07-19 18:50:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:34,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2022-07-19 18:50:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2022-07-19 18:50:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-07-19 18:50:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2022-07-19 18:50:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2022-07-19 18:50:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-07-19 18:50:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-07-19 18:50:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2022-07-19 18:50:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2022-07-19 18:50:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-07-19 18:50:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2022-07-19 18:50:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2022-07-19 18:50:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2022-07-19 18:50:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-07-19 18:50:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2022-07-19 18:50:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2022-07-19 18:50:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:35,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2022-07-19 18:50:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2022-07-19 18:50:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-07-19 18:50:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 752 [2022-07-19 18:50:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2022-07-19 18:50:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 768 [2022-07-19 18:50:36,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2022-07-19 18:50:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 784 [2022-07-19 18:50:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2022-07-19 18:50:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-07-19 18:50:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 808 [2022-07-19 18:50:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,275 INFO L134 CoverageAnalysis]: Checked inductivity of 45904 backedges. 9204 proven. 4857 refuted. 0 times theorem prover too weak. 31843 trivial. 0 not checked. [2022-07-19 18:50:36,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 18:50:36,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345618018] [2022-07-19 18:50:36,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345618018] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 18:50:36,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1626282965] [2022-07-19 18:50:36,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 18:50:36,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 18:50:36,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 18:50:36,293 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) [2022-07-19 18:50:36,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-19 18:50:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:50:36,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 259 conjunts are in the unsatisfiable core [2022-07-19 18:50:36,640 INFO L286 TraceCheckSpWp]: Computing forward predicates...