./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/xcsp/Dubois-022.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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/Dubois-022.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c92e8a6e0488531fea50e31ade68eece72e258605c74a884fa73fd63e6031b5a --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 18:55:35,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 18:55:35,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 18:55:35,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 18:55:35,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 18:55:35,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 18:55:35,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 18:55:35,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 18:55:35,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 18:55:35,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 18:55:35,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 18:55:35,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 18:55:35,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 18:55:35,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 18:55:35,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 18:55:35,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 18:55:35,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 18:55:35,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 18:55:35,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 18:55:35,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 18:55:35,572 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 18:55:35,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 18:55:35,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 18:55:35,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 18:55:35,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 18:55:35,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 18:55:35,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 18:55:35,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 18:55:35,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 18:55:35,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 18:55:35,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 18:55:35,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 18:55:35,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 18:55:35,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 18:55:35,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 18:55:35,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 18:55:35,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 18:55:35,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 18:55:35,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 18:55:35,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 18:55:35,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 18:55:35,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 18:55:35,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 18:55:35,619 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 18:55:35,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 18:55:35,620 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 18:55:35,620 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 18:55:35,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 18:55:35,621 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 18:55:35,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 18:55:35,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 18:55:35,622 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 18:55:35,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 18:55:35,623 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 18:55:35,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 18:55:35,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 18:55:35,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 18:55:35,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 18:55:35,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 18:55:35,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 18:55:35,625 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 18:55:35,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 18:55:35,625 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 18:55:35,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 18:55:35,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 18:55:35,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 18:55:35,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 18:55:35,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 18:55:35,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 18:55:35,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 18:55:35,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 18:55:35,627 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 18:55:35,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 18:55:35,628 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 18:55:35,628 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 18:55:35,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 18:55:35,629 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c92e8a6e0488531fea50e31ade68eece72e258605c74a884fa73fd63e6031b5a [2022-07-19 18:55:35,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 18:55:35,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 18:55:35,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 18:55:35,902 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 18:55:35,902 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 18:55:35,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/Dubois-022.c [2022-07-19 18:55:35,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a650ab8c6/5ec4d48dfb964166beb93f837a5312b4/FLAG685c38947 [2022-07-19 18:55:36,332 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 18:55:36,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-022.c [2022-07-19 18:55:36,352 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a650ab8c6/5ec4d48dfb964166beb93f837a5312b4/FLAG685c38947 [2022-07-19 18:55:36,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a650ab8c6/5ec4d48dfb964166beb93f837a5312b4 [2022-07-19 18:55:36,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 18:55:36,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 18:55:36,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 18:55:36,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 18:55:36,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 18:55:36,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:55:36" (1/1) ... [2022-07-19 18:55:36,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23a8641f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:36, skipping insertion in model container [2022-07-19 18:55:36,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:55:36" (1/1) ... [2022-07-19 18:55:36,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 18:55:36,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 18:55:37,030 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-022.c[15768,15781] [2022-07-19 18:55:37,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 18:55:37,102 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 18:55:37,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-022.c[15768,15781] [2022-07-19 18:55:37,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 18:55:37,254 INFO L208 MainTranslator]: Completed translation [2022-07-19 18:55:37,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37 WrapperNode [2022-07-19 18:55:37,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 18:55:37,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 18:55:37,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 18:55:37,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 18:55:37,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (1/1) ... [2022-07-19 18:55:37,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (1/1) ... [2022-07-19 18:55:42,028 INFO L137 Inliner]: procedures = 13, calls = 183, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 457 [2022-07-19 18:55:42,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 18:55:42,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 18:55:42,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 18:55:42,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 18:55:42,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (1/1) ... [2022-07-19 18:55:42,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (1/1) ... [2022-07-19 18:55:43,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (1/1) ... [2022-07-19 18:55:43,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (1/1) ... [2022-07-19 18:55:45,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (1/1) ... [2022-07-19 18:55:45,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (1/1) ... [2022-07-19 18:55:45,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (1/1) ... [2022-07-19 18:55:46,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 18:55:46,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 18:55:46,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 18:55:46,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 18:55:46,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (1/1) ... [2022-07-19 18:55:46,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 18:55:46,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 18:55:46,696 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 18:55:46,699 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 18:55:46,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 18:55:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 18:55:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 18:55:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 18:55:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-07-19 18:55:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-07-19 18:55:46,809 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 18:55:46,811 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 18:55:50,187 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 18:55:50,199 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 18:55:50,203 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-19 18:55:50,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 06:55:50 BoogieIcfgContainer [2022-07-19 18:55:50,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 18:55:50,211 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 18:55:50,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 18:55:50,215 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 18:55:50,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 06:55:36" (1/3) ... [2022-07-19 18:55:50,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@714e9b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 06:55:50, skipping insertion in model container [2022-07-19 18:55:50,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:55:37" (2/3) ... [2022-07-19 18:55:50,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@714e9b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 06:55:50, skipping insertion in model container [2022-07-19 18:55:50,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 06:55:50" (3/3) ... [2022-07-19 18:55:50,217 INFO L111 eAbstractionObserver]: Analyzing ICFG Dubois-022.c [2022-07-19 18:55:50,229 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 18:55:50,229 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 18:55:50,279 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 18:55:50,285 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@7beebe50, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7040df85 [2022-07-19 18:55:50,286 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 18:55:50,290 INFO L276 IsEmpty]: Start isEmpty. Operand has 253 states, 74 states have (on average 1.027027027027027) internal successors, (76), 75 states have internal predecessors, (76), 176 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2022-07-19 18:55:50,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2022-07-19 18:55:50,346 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 18:55:50,348 INFO L195 NwaCegarLoop]: trace histogram [176, 176, 176, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 18:55:50,349 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 18:55:50,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 18:55:50,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1753336535, now seen corresponding path program 1 times [2022-07-19 18:55:50,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 18:55:50,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833588467] [2022-07-19 18:55:50,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 18:55:50,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 18:55:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 18:55:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 18:55:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 18:55:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 18:55:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-19 18:55:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-19 18:55:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 18:55:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 18:55:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-19 18:55:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-19 18:55:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-07-19 18:55:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-19 18:55:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 18:55:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-19 18:55:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-19 18:55:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-19 18:55:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-19 18:55:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-19 18:55:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-19 18:55:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-19 18:55:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-19 18:55:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-19 18:55:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-19 18:55:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-19 18:55:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-19 18:55:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-19 18:55:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-19 18:55:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 18:55:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 18:55:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-19 18:55:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-19 18:55:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-19 18:55:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-19 18:55:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-07-19 18:55:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-19 18:55:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-19 18:55:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-19 18:55:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-19 18:55:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-07-19 18:55:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-19 18:55:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-19 18:55:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-19 18:55:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-07-19 18:55:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-19 18:55:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-19 18:55:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 18:55:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-07-19 18:55:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-19 18:55:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-07-19 18:55:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-19 18:55:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-19 18:55:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-19 18:55:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-19 18:55:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-19 18:55:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-07-19 18:55:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-19 18:55:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-19 18:55:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-19 18:55:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-07-19 18:55:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-19 18:55:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2022-07-19 18:55:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-19 18:55:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-07-19 18:55:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-19 18:55:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-07-19 18:55:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-19 18:55:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-07-19 18:55:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-19 18:55:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-19 18:55:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-07-19 18:55:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-19 18:55:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-19 18:55:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-19 18:55:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-19 18:55:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-19 18:55:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-19 18:55:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-19 18:55:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-07-19 18:55:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-07-19 18:55:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-07-19 18:55:51,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-07-19 18:55:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-19 18:55:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-19 18:55:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-19 18:55:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-19 18:55:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-07-19 18:55:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-19 18:55:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-07-19 18:55:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-07-19 18:55:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2022-07-19 18:55:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-19 18:55:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-19 18:55:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-19 18:55:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-19 18:55:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-19 18:55:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2022-07-19 18:55:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-07-19 18:55:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-07-19 18:55:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-07-19 18:55:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-07-19 18:55:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2022-07-19 18:55:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2022-07-19 18:55:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-07-19 18:55:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2022-07-19 18:55:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2022-07-19 18:55:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2022-07-19 18:55:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-07-19 18:55:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-07-19 18:55:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2022-07-19 18:55:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2022-07-19 18:55:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2022-07-19 18:55:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2022-07-19 18:55:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-07-19 18:55:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-07-19 18:55:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2022-07-19 18:55:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2022-07-19 18:55:51,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2022-07-19 18:55:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2022-07-19 18:55:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2022-07-19 18:55:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2022-07-19 18:55:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2022-07-19 18:55:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2022-07-19 18:55:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-07-19 18:55:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-07-19 18:55:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2022-07-19 18:55:51,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2022-07-19 18:55:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-07-19 18:55:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2022-07-19 18:55:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2022-07-19 18:55:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 711 [2022-07-19 18:55:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 717 [2022-07-19 18:55:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2022-07-19 18:55:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2022-07-19 18:55:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 733 [2022-07-19 18:55:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 738 [2022-07-19 18:55:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2022-07-19 18:55:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2022-07-19 18:55:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 753 [2022-07-19 18:55:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2022-07-19 18:55:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 763 [2022-07-19 18:55:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 768 [2022-07-19 18:55:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2022-07-19 18:55:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 778 [2022-07-19 18:55:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 783 [2022-07-19 18:55:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 788 [2022-07-19 18:55:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 793 [2022-07-19 18:55:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 798 [2022-07-19 18:55:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 803 [2022-07-19 18:55:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 808 [2022-07-19 18:55:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2022-07-19 18:55:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 818 [2022-07-19 18:55:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 823 [2022-07-19 18:55:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 828 [2022-07-19 18:55:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 833 [2022-07-19 18:55:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 838 [2022-07-19 18:55:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 843 [2022-07-19 18:55:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 848 [2022-07-19 18:55:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 853 [2022-07-19 18:55:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 858 [2022-07-19 18:55:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2022-07-19 18:55:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 868 [2022-07-19 18:55:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 873 [2022-07-19 18:55:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 878 [2022-07-19 18:55:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 883 [2022-07-19 18:55:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 888 [2022-07-19 18:55:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2022-07-19 18:55:51,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2022-07-19 18:55:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 903 [2022-07-19 18:55:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 908 [2022-07-19 18:55:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 913 [2022-07-19 18:55:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 918 [2022-07-19 18:55:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 923 [2022-07-19 18:55:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 928 [2022-07-19 18:55:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 933 [2022-07-19 18:55:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 938 [2022-07-19 18:55:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 943 [2022-07-19 18:55:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 18:55:51,629 INFO L134 CoverageAnalysis]: Checked inductivity of 61600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61600 trivial. 0 not checked. [2022-07-19 18:55:51,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 18:55:51,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833588467] [2022-07-19 18:55:51,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833588467] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 18:55:51,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 18:55:51,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 18:55:51,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772576528] [2022-07-19 18:55:51,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 18:55:51,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-19 18:55:51,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 18:55:51,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-19 18:55:51,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-19 18:55:51,683 INFO L87 Difference]: Start difference. First operand has 253 states, 74 states have (on average 1.027027027027027) internal successors, (76), 75 states have internal predecessors, (76), 176 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 1 states have call predecessors, (176), 2 states have call successors, (176) [2022-07-19 18:55:51,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 18:55:51,774 INFO L93 Difference]: Finished difference Result 500 states and 1026 transitions. [2022-07-19 18:55:51,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-19 18:55:51,776 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 1 states have call predecessors, (176), 2 states have call successors, (176) Word has length 949 [2022-07-19 18:55:51,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 18:55:51,798 INFO L225 Difference]: With dead ends: 500 [2022-07-19 18:55:51,798 INFO L226 Difference]: Without dead ends: 250 [2022-07-19 18:55:51,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 530 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-19 18:55:51,811 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 18:55:51,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 424 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 18:55:51,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-07-19 18:55:51,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 250. [2022-07-19 18:55:51,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 72 states have (on average 1.0) internal successors, (72), 72 states have internal predecessors, (72), 176 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2022-07-19 18:55:51,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 424 transitions. [2022-07-19 18:55:51,921 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 424 transitions. Word has length 949 [2022-07-19 18:55:51,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 18:55:51,922 INFO L495 AbstractCegarLoop]: Abstraction has 250 states and 424 transitions. [2022-07-19 18:55:51,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (176), 1 states have call predecessors, (176), 1 states have return successors, (176), 1 states have call predecessors, (176), 2 states have call successors, (176) [2022-07-19 18:55:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 424 transitions. [2022-07-19 18:55:52,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2022-07-19 18:55:52,003 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 18:55:52,003 INFO L195 NwaCegarLoop]: trace histogram [176, 176, 176, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 18:55:52,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 18:55:52,004 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 18:55:52,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 18:55:52,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1955821737, now seen corresponding path program 1 times [2022-07-19 18:55:52,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 18:55:52,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567414951] [2022-07-19 18:55:52,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 18:55:52,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 18:56:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat