./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0620b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 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/float-newlib/double_req_bl_0620b.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 0a3f551236e6278c9c002017bfa081dd6b42c960 .................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/float-newlib/double_req_bl_0620b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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 0a3f551236e6278c9c002017bfa081dd6b42c960 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 00:09:25,472 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 00:09:25,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 00:09:25,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 00:09:25,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 00:09:25,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 00:09:25,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 00:09:25,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 00:09:25,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 00:09:25,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 00:09:25,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 00:09:25,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 00:09:25,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 00:09:25,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 00:09:25,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 00:09:25,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 00:09:25,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 00:09:25,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 00:09:25,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 00:09:25,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 00:09:25,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 00:09:25,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 00:09:25,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 00:09:25,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 00:09:25,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 00:09:25,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 00:09:25,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 00:09:25,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 00:09:25,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 00:09:25,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 00:09:25,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 00:09:25,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 00:09:25,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 00:09:25,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 00:09:25,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 00:09:25,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 00:09:25,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 00:09:25,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 00:09:25,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 00:09:25,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 00:09:25,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 00:09:25,560 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 00:09:25,585 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 00:09:25,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 00:09:25,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 00:09:25,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 00:09:25,587 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 00:09:25,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 00:09:25,587 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 00:09:25,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 00:09:25,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 00:09:25,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 00:09:25,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 00:09:25,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 00:09:25,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 00:09:25,589 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 00:09:25,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 00:09:25,589 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 00:09:25,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 00:09:25,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 00:09:25,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 00:09:25,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 00:09:25,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 00:09:25,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 00:09:25,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 00:09:25,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 00:09:25,590 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 00:09:25,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 00:09:25,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 00:09:25,591 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 00:09:25,591 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a3f551236e6278c9c002017bfa081dd6b42c960 [2021-07-05 00:09:25,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 00:09:25,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 00:09:25,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 00:09:25,840 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 00:09:25,840 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 00:09:25,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0620b.c [2021-07-05 00:09:25,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f677eb2d6/1d201b5ae2204a089590b202e5959192/FLAG7bcb66b0d [2021-07-05 00:09:26,248 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 00:09:26,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0620b.c [2021-07-05 00:09:26,259 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f677eb2d6/1d201b5ae2204a089590b202e5959192/FLAG7bcb66b0d [2021-07-05 00:09:26,272 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f677eb2d6/1d201b5ae2204a089590b202e5959192 [2021-07-05 00:09:26,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 00:09:26,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 00:09:26,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 00:09:26,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 00:09:26,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 00:09:26,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec8e465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26, skipping insertion in model container [2021-07-05 00:09:26,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 00:09:26,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 00:09:26,488 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0620b.c[3928,3941] [2021-07-05 00:09:26,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 00:09:26,501 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 00:09:26,522 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0620b.c[3928,3941] [2021-07-05 00:09:26,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 00:09:26,539 INFO L208 MainTranslator]: Completed translation [2021-07-05 00:09:26,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26 WrapperNode [2021-07-05 00:09:26,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 00:09:26,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 00:09:26,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 00:09:26,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 00:09:26,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 00:09:26,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 00:09:26,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 00:09:26,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 00:09:26,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 00:09:26,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 00:09:26,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 00:09:26,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 00:09:26,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (1/1) ... [2021-07-05 00:09:26,646 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 00:09:26,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 00:09:26,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-07-05 00:09:26,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-07-05 00:09:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 00:09:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 00:09:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-07-05 00:09:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-05 00:09:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-07-05 00:09:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 00:09:26,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 00:09:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-05 00:09:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-07-05 00:09:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 00:09:27,061 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 00:09:27,062 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2021-07-05 00:09:27,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 12:09:27 BoogieIcfgContainer [2021-07-05 00:09:27,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 00:09:27,065 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 00:09:27,065 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 00:09:27,066 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 00:09:27,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 12:09:26" (1/3) ... [2021-07-05 00:09:27,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f5ba4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 12:09:27, skipping insertion in model container [2021-07-05 00:09:27,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:26" (2/3) ... [2021-07-05 00:09:27,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f5ba4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 12:09:27, skipping insertion in model container [2021-07-05 00:09:27,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 12:09:27" (3/3) ... [2021-07-05 00:09:27,069 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0620b.c [2021-07-05 00:09:27,073 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 00:09:27,073 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-05 00:09:27,099 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 00:09:27,109 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 00:09:27,110 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 00:09:27,120 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 37 states have (on average 1.6486486486486487) internal successors, (61), 38 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:27,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-07-05 00:09:27,123 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 00:09:27,123 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 00:09:27,124 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 00:09:27,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 00:09:27,133 INFO L82 PathProgramCache]: Analyzing trace with hash 2040843078, now seen corresponding path program 1 times [2021-07-05 00:09:27,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 00:09:27,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436362065] [2021-07-05 00:09:27,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 00:09:27,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 00:09:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 00:09:27,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:27,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:27,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:27,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:27,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:09:27,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 00:09:27,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436362065] [2021-07-05 00:09:27,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436362065] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 00:09:27,272 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 00:09:27,272 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 00:09:27,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530780059] [2021-07-05 00:09:27,276 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 00:09:27,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 00:09:27,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 00:09:27,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 00:09:27,288 INFO L87 Difference]: Start difference. First operand has 39 states, 37 states have (on average 1.6486486486486487) internal successors, (61), 38 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:27,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 00:09:27,304 INFO L93 Difference]: Finished difference Result 76 states and 120 transitions. [2021-07-05 00:09:27,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 00:09:27,305 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-07-05 00:09:27,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 00:09:27,310 INFO L225 Difference]: With dead ends: 76 [2021-07-05 00:09:27,310 INFO L226 Difference]: Without dead ends: 36 [2021-07-05 00:09:27,312 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 00:09:27,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-07-05 00:09:27,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-07-05 00:09:27,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 35 states have (on average 1.3428571428571427) internal successors, (47), 35 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:27,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 47 transitions. [2021-07-05 00:09:27,334 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 47 transitions. Word has length 11 [2021-07-05 00:09:27,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 00:09:27,334 INFO L442 AbstractCegarLoop]: Abstraction has 36 states and 47 transitions. [2021-07-05 00:09:27,334 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2021-07-05 00:09:27,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-07-05 00:09:27,336 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 00:09:27,336 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 00:09:27,336 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 00:09:27,336 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 00:09:27,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 00:09:27,339 INFO L82 PathProgramCache]: Analyzing trace with hash -1316832376, now seen corresponding path program 1 times [2021-07-05 00:09:27,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 00:09:27,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056037769] [2021-07-05 00:09:27,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 00:09:27,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 00:09:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-05 00:09:27,423 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-05 00:09:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-05 00:09:27,467 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-05 00:09:27,483 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-05 00:09:27,483 INFO L639 BasicCegarLoop]: Counterexample is feasible [2021-07-05 00:09:27,486 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 00:09:27,486 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 00:09:27,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 12:09:27 BoogieIcfgContainer [2021-07-05 00:09:27,509 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 00:09:27,510 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 00:09:27,510 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 00:09:27,510 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 00:09:27,510 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 12:09:27" (3/4) ... [2021-07-05 00:09:27,512 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-07-05 00:09:27,512 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 00:09:27,514 INFO L168 Benchmark]: Toolchain (without parser) took 1237.70 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 34.4 MB in the beginning and 38.2 MB in the end (delta: -3.8 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2021-07-05 00:09:27,515 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 56.6 MB. Free memory was 37.9 MB in the beginning and 37.8 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 00:09:27,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.76 ms. Allocated memory is still 56.6 MB. Free memory was 34.1 MB in the beginning and 36.1 MB in the end (delta: -2.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-07-05 00:09:27,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.38 ms. Allocated memory is still 56.6 MB. Free memory was 36.1 MB in the beginning and 33.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 00:09:27,520 INFO L168 Benchmark]: Boogie Preprocessor took 48.87 ms. Allocated memory is still 56.6 MB. Free memory was 33.9 MB in the beginning and 32.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 00:09:27,520 INFO L168 Benchmark]: RCFGBuilder took 422.50 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 31.8 MB in the beginning and 52.2 MB in the end (delta: -20.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. [2021-07-05 00:09:27,520 INFO L168 Benchmark]: TraceAbstraction took 444.52 ms. Allocated memory is still 71.3 MB. Free memory was 51.8 MB in the beginning and 39.0 MB in the end (delta: 12.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2021-07-05 00:09:27,521 INFO L168 Benchmark]: Witness Printer took 3.24 ms. Allocated memory is still 71.3 MB. Free memory was 39.0 MB in the beginning and 38.2 MB in the end (delta: 864.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 00:09:27,525 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 56.6 MB. Free memory was 37.9 MB in the beginning and 37.8 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 262.76 ms. Allocated memory is still 56.6 MB. Free memory was 34.1 MB in the beginning and 36.1 MB in the end (delta: -2.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 50.38 ms. Allocated memory is still 56.6 MB. Free memory was 36.1 MB in the beginning and 33.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.87 ms. Allocated memory is still 56.6 MB. Free memory was 33.9 MB in the beginning and 32.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 422.50 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 31.8 MB in the beginning and 52.2 MB in the end (delta: -20.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 444.52 ms. Allocated memory is still 71.3 MB. Free memory was 51.8 MB in the beginning and 39.0 MB in the end (delta: 12.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * Witness Printer took 3.24 ms. Allocated memory is still 71.3 MB. Free memory was 39.0 MB in the beginning and 38.2 MB in the end (delta: 864.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 161]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of bitwiseAnd at line 75, overapproximation of someBinaryArithmeticDOUBLEoperation at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 160. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; VAL [aT_atan={10:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L156] double x = 0.0; [L67] double w, s1, s2, z; [L68] __int32_t ix, hx, id; VAL [aT_atan={10:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L71] ieee_double_shape_type gh_u; [L72] gh_u.value = (x) [L73] EXPR gh_u.parts.msw [L73] (hx) = gh_u.parts.msw [L75] ix = hx & 0x7fffffff VAL [aT_atan={10:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L76] COND TRUE ix >= 0x44100000 [L77] __uint32_t low; VAL [aT_atan={10:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L79] ieee_double_shape_type gl_u; [L80] gl_u.value = (x) [L81] EXPR gl_u.parts.lsw [L81] (low) = gl_u.parts.lsw [L83] COND TRUE ix > 0x7ff00000 || (ix == 0x7ff00000 && (low != 0)) [L84] return x + x; VAL [aT_atan={10:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L157] double res = atan_double(x); [L160] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [aT_atan={10:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L160] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L161] reach_error() VAL [aT_atan={10:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 390.1ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 6.7ms, AutomataDifference: 35.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 50 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=39occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 14.2ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 15.7ms SsaConstructionTime, 109.6ms SatisfiabilityAnalysisTime, 44.6ms InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-07-05 00:09:27,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 00:09:29,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 00:09:29,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 00:09:29,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 00:09:29,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 00:09:29,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 00:09:29,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 00:09:29,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 00:09:29,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 00:09:29,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 00:09:29,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 00:09:29,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 00:09:29,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 00:09:29,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 00:09:29,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 00:09:29,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 00:09:29,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 00:09:29,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 00:09:29,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 00:09:29,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 00:09:29,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 00:09:29,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 00:09:29,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 00:09:29,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 00:09:29,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 00:09:29,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 00:09:29,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 00:09:29,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 00:09:29,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 00:09:29,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 00:09:29,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 00:09:29,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 00:09:29,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 00:09:29,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 00:09:29,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 00:09:29,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 00:09:29,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 00:09:29,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 00:09:29,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 00:09:29,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 00:09:29,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 00:09:29,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-07-05 00:09:29,201 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 00:09:29,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 00:09:29,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 00:09:29,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 00:09:29,203 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 00:09:29,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 00:09:29,203 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 00:09:29,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 00:09:29,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 00:09:29,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 00:09:29,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 00:09:29,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 00:09:29,204 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-05 00:09:29,204 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-05 00:09:29,205 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 00:09:29,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 00:09:29,205 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 00:09:29,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 00:09:29,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 00:09:29,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 00:09:29,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 00:09:29,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 00:09:29,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 00:09:29,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 00:09:29,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 00:09:29,206 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-05 00:09:29,206 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-05 00:09:29,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 00:09:29,206 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 00:09:29,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-05 00:09:29,206 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a3f551236e6278c9c002017bfa081dd6b42c960 [2021-07-05 00:09:29,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 00:09:29,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 00:09:29,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 00:09:29,500 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 00:09:29,501 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 00:09:29,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0620b.c [2021-07-05 00:09:29,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58518787e/18510d485f714b54beaf22eb0756be94/FLAG9035da612 [2021-07-05 00:09:29,886 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 00:09:29,886 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0620b.c [2021-07-05 00:09:29,893 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58518787e/18510d485f714b54beaf22eb0756be94/FLAG9035da612 [2021-07-05 00:09:29,903 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58518787e/18510d485f714b54beaf22eb0756be94 [2021-07-05 00:09:29,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 00:09:29,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 00:09:29,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 00:09:29,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 00:09:29,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 00:09:29,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 12:09:29" (1/1) ... [2021-07-05 00:09:29,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5bdd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:29, skipping insertion in model container [2021-07-05 00:09:29,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 12:09:29" (1/1) ... [2021-07-05 00:09:29,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 00:09:29,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 00:09:30,068 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0620b.c[3928,3941] [2021-07-05 00:09:30,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 00:09:30,087 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 00:09:30,172 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0620b.c[3928,3941] [2021-07-05 00:09:30,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 00:09:30,207 INFO L208 MainTranslator]: Completed translation [2021-07-05 00:09:30,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30 WrapperNode [2021-07-05 00:09:30,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 00:09:30,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 00:09:30,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 00:09:30,208 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 00:09:30,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (1/1) ... [2021-07-05 00:09:30,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (1/1) ... [2021-07-05 00:09:30,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 00:09:30,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 00:09:30,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 00:09:30,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 00:09:30,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (1/1) ... [2021-07-05 00:09:30,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (1/1) ... [2021-07-05 00:09:30,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (1/1) ... [2021-07-05 00:09:30,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (1/1) ... [2021-07-05 00:09:30,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (1/1) ... [2021-07-05 00:09:30,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (1/1) ... [2021-07-05 00:09:30,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (1/1) ... [2021-07-05 00:09:30,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 00:09:30,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 00:09:30,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 00:09:30,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 00:09:30,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (1/1) ... [2021-07-05 00:09:30,318 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 00:09:30,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 00:09:30,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-07-05 00:09:30,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-07-05 00:09:30,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-07-05 00:09:30,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-07-05 00:09:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-07-05 00:09:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 00:09:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-07-05 00:09:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-07-05 00:09:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 00:09:30,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 00:09:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-07-05 00:09:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 00:09:45,945 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 00:09:45,946 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2021-07-05 00:09:45,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 12:09:45 BoogieIcfgContainer [2021-07-05 00:09:45,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 00:09:45,948 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 00:09:45,948 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 00:09:45,950 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 00:09:45,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 12:09:29" (1/3) ... [2021-07-05 00:09:45,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@393f0f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 12:09:45, skipping insertion in model container [2021-07-05 00:09:45,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:09:30" (2/3) ... [2021-07-05 00:09:45,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@393f0f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 12:09:45, skipping insertion in model container [2021-07-05 00:09:45,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 12:09:45" (3/3) ... [2021-07-05 00:09:45,952 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0620b.c [2021-07-05 00:09:45,956 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 00:09:45,957 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-05 00:09:45,985 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 00:09:45,992 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 00:09:45,992 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 00:09:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 37 states have (on average 1.6486486486486487) internal successors, (61), 38 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-07-05 00:09:46,012 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 00:09:46,012 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 00:09:46,013 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 00:09:46,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 00:09:46,021 INFO L82 PathProgramCache]: Analyzing trace with hash 2040843078, now seen corresponding path program 1 times [2021-07-05 00:09:46,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-07-05 00:09:46,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1998115928] [2021-07-05 00:09:46,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 00:09:46,031 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-07-05 00:09:46,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-07-05 00:09:46,041 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-07-05 00:09:46,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-07-05 00:09:46,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 00:09:46,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2021-07-05 00:09:46,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-05 00:09:46,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:09:46,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-07-05 00:09:46,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:46,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:46,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:09:46,459 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-07-05 00:09:46,459 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1998115928] [2021-07-05 00:09:46,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1998115928] provided 2 perfect and 0 imperfect interpolant sequences [2021-07-05 00:09:46,460 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-07-05 00:09:46,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-07-05 00:09:46,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671680305] [2021-07-05 00:09:46,464 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 00:09:46,464 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-07-05 00:09:46,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 00:09:46,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 00:09:46,473 INFO L87 Difference]: Start difference. First operand has 39 states, 37 states have (on average 1.6486486486486487) internal successors, (61), 38 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:46,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 00:09:46,485 INFO L93 Difference]: Finished difference Result 76 states and 120 transitions. [2021-07-05 00:09:46,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 00:09:46,486 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-07-05 00:09:46,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 00:09:46,491 INFO L225 Difference]: With dead ends: 76 [2021-07-05 00:09:46,491 INFO L226 Difference]: Without dead ends: 36 [2021-07-05 00:09:46,493 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 00:09:46,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-07-05 00:09:46,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-07-05 00:09:46,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 35 states have (on average 1.3428571428571427) internal successors, (47), 35 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:46,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 47 transitions. [2021-07-05 00:09:46,512 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 47 transitions. Word has length 11 [2021-07-05 00:09:46,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 00:09:46,513 INFO L442 AbstractCegarLoop]: Abstraction has 36 states and 47 transitions. [2021-07-05 00:09:46,513 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:46,513 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2021-07-05 00:09:46,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-07-05 00:09:46,513 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 00:09:46,513 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 00:09:46,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-07-05 00:09:46,729 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-07-05 00:09:46,729 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 00:09:46,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 00:09:46,730 INFO L82 PathProgramCache]: Analyzing trace with hash -1316832376, now seen corresponding path program 1 times [2021-07-05 00:09:46,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-07-05 00:09:46,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1632466874] [2021-07-05 00:09:46,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 00:09:46,731 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-07-05 00:09:46,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-07-05 00:09:46,733 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-07-05 00:09:46,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-07-05 00:09:46,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 00:09:47,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-05 00:09:47,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-05 00:09:47,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 00:09:47,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:47,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:47,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:47,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-05 00:09:47,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-05 00:09:47,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:09:47,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:09:47,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:09:47,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:09:47,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:09:47,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:09:47,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:09:47,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:09:47,451 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-07-05 00:09:47,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:09:47,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:09:47,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:09:47,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:09:47,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:09:47,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:09:47,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:09:47,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:09:47,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:09:47,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:09:47,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:09:47,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-05 00:09:47,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-05 00:09:47,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:09:47,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-05 00:09:47,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:09:47,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-05 00:09:47,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:09:47,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-05 00:09:47,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:09:47,817 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2021-07-05 00:09:47,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-05 00:09:47,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-05 00:09:47,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:47,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-05 00:09:47,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:09:47,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:09:47,834 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-07-05 00:09:47,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:47,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 00:09:47,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 00:09:47,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 00:09:47,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:47,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 00:09:48,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:09:48,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:09:48,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:09:48,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:09:48,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:09:48,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:09:48,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:09:48,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:09:48,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:48,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-05 00:09:48,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-05 00:09:48,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:48,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-05 00:09:48,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-05 00:09:48,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:48,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:09:48,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 00:09:48,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:48,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:09:48,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 00:09:48,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:48,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:09:48,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 00:09:48,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:48,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-05 00:09:48,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 00:09:48,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:48,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-05 00:09:48,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 00:09:48,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:48,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:48,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:48,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:09:48,897 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-07-05 00:09:48,897 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1632466874] [2021-07-05 00:09:48,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1632466874] provided 2 perfect and 0 imperfect interpolant sequences [2021-07-05 00:09:48,897 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-07-05 00:09:48,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-07-05 00:09:48,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433971466] [2021-07-05 00:09:48,898 INFO L425 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-05 00:09:48,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-07-05 00:09:48,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-05 00:09:48,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-05 00:09:48,899 INFO L87 Difference]: Start difference. First operand 36 states and 47 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:49,272 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-07-05 00:09:49,567 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2021-07-05 00:09:58,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 00:09:58,444 INFO L93 Difference]: Finished difference Result 59 states and 72 transitions. [2021-07-05 00:09:58,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 00:09:58,445 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-07-05 00:09:58,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 00:09:58,445 INFO L225 Difference]: With dead ends: 59 [2021-07-05 00:09:58,445 INFO L226 Difference]: Without dead ends: 32 [2021-07-05 00:09:58,446 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2190.1ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-07-05 00:09:58,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-07-05 00:09:58,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 23. [2021-07-05 00:09:58,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.1818181818181819) internal successors, (26), 22 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:58,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2021-07-05 00:09:58,448 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 13 [2021-07-05 00:09:58,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 00:09:58,448 INFO L442 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2021-07-05 00:09:58,448 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:09:58,448 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2021-07-05 00:09:58,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-07-05 00:09:58,448 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 00:09:58,448 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 00:09:58,465 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-07-05 00:09:58,662 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-07-05 00:09:58,662 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 00:09:58,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 00:09:58,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1440122883, now seen corresponding path program 1 times [2021-07-05 00:09:58,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-07-05 00:09:58,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [572944717] [2021-07-05 00:09:58,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 00:09:58,663 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-07-05 00:09:58,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-07-05 00:09:58,667 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-07-05 00:09:58,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-07-05 00:09:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 00:09:58,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-05 00:09:58,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-05 00:09:58,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:58,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:58,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:58,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:58,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:58,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:58,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:58,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:58,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:58,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 00:09:58,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:58,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:58,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:58,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:58,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:58,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 00:09:59,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-05 00:09:59,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 00:09:59,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 00:09:59,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 00:09:59,781 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 1 [2021-07-05 00:09:59,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:09:59,795 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-07-05 00:09:59,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:09:59,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:59,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 00:09:59,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 00:09:59,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:09:59,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 00:09:59,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 00:09:59,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:09:59,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:09:59,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:00,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:00,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-05 00:10:00,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:00,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:00,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-05 00:10:00,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:00,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:00,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:10:00,524 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-07-05 00:10:00,524 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [572944717] [2021-07-05 00:10:00,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [572944717] provided 2 perfect and 0 imperfect interpolant sequences [2021-07-05 00:10:00,525 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-07-05 00:10:00,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-07-05 00:10:00,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698563405] [2021-07-05 00:10:00,525 INFO L425 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-05 00:10:00,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-07-05 00:10:00,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-05 00:10:00,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-07-05 00:10:00,526 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:10:01,264 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2021-07-05 00:10:01,854 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2021-07-05 00:10:14,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 00:10:14,979 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2021-07-05 00:10:14,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 00:10:14,980 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-07-05 00:10:14,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 00:10:14,980 INFO L225 Difference]: With dead ends: 35 [2021-07-05 00:10:14,980 INFO L226 Difference]: Without dead ends: 32 [2021-07-05 00:10:14,981 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 2092.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-05 00:10:14,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-07-05 00:10:14,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 25. [2021-07-05 00:10:14,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:10:14,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2021-07-05 00:10:14,983 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 28 transitions. Word has length 13 [2021-07-05 00:10:14,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 00:10:14,984 INFO L442 AbstractCegarLoop]: Abstraction has 25 states and 28 transitions. [2021-07-05 00:10:14,984 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:10:14,984 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-07-05 00:10:14,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-07-05 00:10:14,984 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 00:10:14,984 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 00:10:15,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-07-05 00:10:15,184 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-07-05 00:10:15,185 INFO L374 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 00:10:15,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 00:10:15,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1041172097, now seen corresponding path program 1 times [2021-07-05 00:10:15,186 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-07-05 00:10:15,186 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [565489399] [2021-07-05 00:10:15,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 00:10:15,186 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-07-05 00:10:15,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-07-05 00:10:15,187 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-07-05 00:10:15,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-07-05 00:10:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 00:10:18,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-05 00:10:18,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-05 00:10:18,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:18,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:18,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:18,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:18,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:18,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:18,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:18,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:19,066 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-07-05 00:10:19,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-05 00:10:19,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,506 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-07-05 00:10:19,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:19,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-05 00:10:19,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-05 00:10:19,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-05 00:10:19,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-05 00:10:19,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:10:19,535 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-07-05 00:10:19,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:19,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:19,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:19,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:19,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:19,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,114 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2021-07-05 00:10:21,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:21,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:21,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 00:10:21,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:21,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:21,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 00:10:21,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:21,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 00:10:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:10:21,832 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-07-05 00:10:21,832 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [565489399] [2021-07-05 00:10:21,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [565489399] provided 2 perfect and 0 imperfect interpolant sequences [2021-07-05 00:10:21,832 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-07-05 00:10:21,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-07-05 00:10:21,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253018767] [2021-07-05 00:10:21,832 INFO L425 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-05 00:10:21,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-07-05 00:10:21,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-05 00:10:21,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-07-05 00:10:21,833 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:10:22,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 00:10:22,274 INFO L93 Difference]: Finished difference Result 32 states and 34 transitions. [2021-07-05 00:10:22,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 00:10:22,286 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-07-05 00:10:22,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 00:10:22,286 INFO L225 Difference]: With dead ends: 32 [2021-07-05 00:10:22,287 INFO L226 Difference]: Without dead ends: 18 [2021-07-05 00:10:22,287 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3026.5ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-07-05 00:10:22,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-07-05 00:10:22,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-07-05 00:10:22,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.0) internal successors, (17), 17 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:10:22,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2021-07-05 00:10:22,288 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 16 [2021-07-05 00:10:22,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 00:10:22,289 INFO L442 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2021-07-05 00:10:22,289 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:10:22,289 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2021-07-05 00:10:22,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 00:10:22,290 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 00:10:22,290 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 00:10:22,388 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-07-05 00:10:22,497 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-07-05 00:10:22,497 INFO L374 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 00:10:22,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 00:10:22,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1453962584, now seen corresponding path program 1 times [2021-07-05 00:10:22,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-07-05 00:10:22,498 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [47253564] [2021-07-05 00:10:22,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 00:10:22,498 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-07-05 00:10:22,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-07-05 00:10:22,501 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-07-05 00:10:22,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-07-05 00:10:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 00:10:22,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-05 00:10:22,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-05 00:10:22,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:22,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:22,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:22,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:22,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 00:10:22,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 00:10:22,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:22,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:22,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:23,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 00:10:23,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:23,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:23,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:23,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 00:10:23,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:23,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:23,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:23,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:23,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-05 00:10:23,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-05 00:10:23,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:23,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:23,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:23,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:23,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:23,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:23,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:23,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:23,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:23,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:23,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:23,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:23,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:24,169 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-07-05 00:10:24,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:24,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:24,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:24,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:24,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:24,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:24,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:24,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:24,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:24,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:24,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:24,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:24,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:24,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:24,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 00:10:24,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:24,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 00:10:24,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-05 00:10:24,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:24,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-05 00:10:24,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-05 00:10:24,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,191 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-07-05 00:10:24,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 00:10:24,212 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:24,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:24,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:24,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:24,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-05 00:10:24,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:24,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:24,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:24,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:10:25,369 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-07-05 00:10:25,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:25,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:25,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 00:10:25,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 00:10:25,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:25,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 00:10:25,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 00:10:25,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:25,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 00:10:25,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-05 00:10:25,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-05 00:10:25,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 00:10:25,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 00:10:25,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 00:10:25,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 00:10:25,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 00:10:25,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 00:10:25,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:25,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 00:10:25,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-05 00:10:25,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:25,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 00:10:25,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-05 00:10:25,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:25,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:25,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:25,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:25,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:25,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:25,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:25,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:25,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:25,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:26,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:26,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:26,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:26,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-05 00:10:26,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-05 00:10:26,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:26,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:26,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:26,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-05 00:10:26,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-05 00:10:26,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:26,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:26,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:26,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:26,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:26,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:26,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:26,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:26,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:26,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:26,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:26,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:26,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:26,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:26,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:27,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:27,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:27,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:27,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:27,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:27,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:27,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:27,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:27,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:27,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:27,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:27,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:27,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:27,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:27,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:27,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:27,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:27,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:27,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:27,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:27,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:27,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:27,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:27,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:27,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 00:10:28,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 00:10:28,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-05 00:10:28,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-05 00:10:28,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 00:10:28,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-05 00:10:28,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-05 00:10:28,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:28,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 00:10:28,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 00:10:28,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 00:10:28,975 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-07-05 00:10:28,975 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [47253564] [2021-07-05 00:10:28,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [47253564] provided 2 perfect and 0 imperfect interpolant sequences [2021-07-05 00:10:28,975 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-07-05 00:10:28,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 14 [2021-07-05 00:10:28,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762688049] [2021-07-05 00:10:28,975 INFO L425 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-05 00:10:28,975 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-07-05 00:10:28,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-05 00:10:28,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-07-05 00:10:28,976 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:10:30,305 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2021-07-05 00:10:30,974 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2021-07-05 00:10:31,590 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-07-05 00:10:32,165 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2021-07-05 00:10:32,749 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-07-05 00:10:32,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 00:10:32,784 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2021-07-05 00:10:32,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-05 00:10:32,784 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-07-05 00:10:32,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 00:10:32,785 INFO L225 Difference]: With dead ends: 18 [2021-07-05 00:10:32,785 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 00:10:32,785 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 8452.4ms TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2021-07-05 00:10:32,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 00:10:32,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 00:10:32,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:10:32,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 00:10:32,785 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-07-05 00:10:32,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 00:10:32,785 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 00:10:32,786 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 00:10:32,786 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 00:10:32,786 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 00:10:32,789 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 00:10:32,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 00:10:32,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 00:10:32,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 00:10:32,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 00:10:32,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 00:10:32,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 00:10:32,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 00:10:32,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 00:10:33,223 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2021-07-05 00:10:33,940 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-07-05 00:10:34,557 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2021-07-05 00:10:34,891 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-07-05 00:10:34,893 INFO L762 garLoopResultBuilder]: For program point L85(lines 85 88) no Hoare annotation was computed. [2021-07-05 00:10:34,893 INFO L762 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2021-07-05 00:10:34,893 INFO L762 garLoopResultBuilder]: For program point L160-2(lines 160 163) no Hoare annotation was computed. [2021-07-05 00:10:34,893 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 00:10:34,893 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 00:10:34,893 INFO L762 garLoopResultBuilder]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2021-07-05 00:10:34,893 INFO L758 garLoopResultBuilder]: At program point L78-2(lines 78 82) the Hoare annotation is: false [2021-07-05 00:10:34,893 INFO L762 garLoopResultBuilder]: For program point L78-3(lines 76 89) no Hoare annotation was computed. [2021-07-05 00:10:34,893 INFO L762 garLoopResultBuilder]: For program point L70-1(lines 70 74) no Hoare annotation was computed. [2021-07-05 00:10:34,893 INFO L758 garLoopResultBuilder]: At program point L70-2(lines 70 74) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 11 53) currentRoundingMode 1.0) ~one_atan~0) (= ~huge_atan~0 ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) (= (_ +zero 11 53) ULTIMATE.start_atan_double_~x)) [2021-07-05 00:10:34,893 INFO L762 garLoopResultBuilder]: For program point L70-3(lines 70 74) no Hoare annotation was computed. [2021-07-05 00:10:34,894 INFO L762 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-07-05 00:10:34,894 INFO L762 garLoopResultBuilder]: For program point L128(lines 128 133) no Hoare annotation was computed. [2021-07-05 00:10:34,894 INFO L762 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-07-05 00:10:34,894 INFO L758 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2021-07-05 00:10:34,894 INFO L758 garLoopResultBuilder]: At program point L145(lines 136 146) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short33| (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_atan_double_#res| (_ +zero 11 53)) (= ULTIMATE.start___signbit_double_~x (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)) (_ +zero 11 53)) (= ULTIMATE.start___signbit_double_~msw~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|)))) (= ((_ to_fp 11 53) currentRoundingMode 1.0) ~one_atan~0) (= ~huge_atan~0 ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) (= |ULTIMATE.start___signbit_double_#res| (_ bv0 32)) (= (_ +zero 11 53) ULTIMATE.start_atan_double_~x) (= (_ +zero 11 53) ULTIMATE.start_main_~res~0)) [2021-07-05 00:10:34,894 INFO L762 garLoopResultBuilder]: For program point L139-1(lines 139 143) no Hoare annotation was computed. [2021-07-05 00:10:34,894 INFO L758 garLoopResultBuilder]: At program point L139-2(lines 139 143) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short33| (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_atan_double_#res| (_ +zero 11 53)) (= ULTIMATE.start___signbit_double_~x (_ +zero 11 53)) (= ((_ to_fp 11 53) currentRoundingMode 1.0) ~one_atan~0) (= ~huge_atan~0 ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) (= (_ +zero 11 53) ULTIMATE.start_atan_double_~x) (= (_ +zero 11 53) ULTIMATE.start_main_~res~0)) [2021-07-05 00:10:34,894 INFO L762 garLoopResultBuilder]: For program point L139-3(lines 139 143) no Hoare annotation was computed. [2021-07-05 00:10:34,894 INFO L762 garLoopResultBuilder]: For program point L98(lines 98 114) no Hoare annotation was computed. [2021-07-05 00:10:34,894 INFO L758 garLoopResultBuilder]: At program point L32(lines 19 33) the Hoare annotation is: false [2021-07-05 00:10:34,894 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 00:10:34,895 INFO L762 garLoopResultBuilder]: For program point L90(lines 90 115) no Hoare annotation was computed. [2021-07-05 00:10:34,895 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 161) no Hoare annotation was computed. [2021-07-05 00:10:34,895 INFO L762 garLoopResultBuilder]: For program point L107(lines 107 113) no Hoare annotation was computed. [2021-07-05 00:10:34,895 INFO L762 garLoopResultBuilder]: For program point L107-2(lines 90 115) no Hoare annotation was computed. [2021-07-05 00:10:34,895 INFO L765 garLoopResultBuilder]: At program point L165(lines 148 166) the Hoare annotation is: true [2021-07-05 00:10:34,895 INFO L762 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-07-05 00:10:34,895 INFO L762 garLoopResultBuilder]: For program point L99(lines 99 105) no Hoare annotation was computed. [2021-07-05 00:10:34,895 INFO L762 garLoopResultBuilder]: For program point L132-2(line 132) no Hoare annotation was computed. [2021-07-05 00:10:34,895 INFO L758 garLoopResultBuilder]: At program point L132-3(lines 66 134) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_atan_double_#res| (_ +zero 11 53)) (= ((_ to_fp 11 53) currentRoundingMode 1.0) ~one_atan~0) (= ~huge_atan~0 ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) (= (_ +zero 11 53) ULTIMATE.start_atan_double_~x)) [2021-07-05 00:10:34,895 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 00:10:34,896 INFO L762 garLoopResultBuilder]: For program point L91(lines 91 94) no Hoare annotation was computed. [2021-07-05 00:10:34,896 INFO L762 garLoopResultBuilder]: For program point L91-2(lines 91 94) no Hoare annotation was computed. [2021-07-05 00:10:34,896 INFO L762 garLoopResultBuilder]: For program point L92(lines 92 93) no Hoare annotation was computed. [2021-07-05 00:10:34,896 INFO L762 garLoopResultBuilder]: For program point L26(lines 26 31) no Hoare annotation was computed. [2021-07-05 00:10:34,896 INFO L762 garLoopResultBuilder]: For program point L26-1(lines 19 33) no Hoare annotation was computed. [2021-07-05 00:10:34,896 INFO L762 garLoopResultBuilder]: For program point L26-2(lines 26 31) no Hoare annotation was computed. [2021-07-05 00:10:34,896 INFO L762 garLoopResultBuilder]: For program point L76(lines 76 89) no Hoare annotation was computed. [2021-07-05 00:10:34,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-07-05 00:10:35,097 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-07-05 00:10:35,097 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 00:10:35,110 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,112 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,114 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,115 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,117 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,119 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 12:10:35 BoogieIcfgContainer [2021-07-05 00:10:35,121 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 00:10:35,121 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 00:10:35,121 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 00:10:35,121 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 00:10:35,122 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 12:09:45" (3/4) ... [2021-07-05 00:10:35,124 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 00:10:35,133 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2021-07-05 00:10:35,133 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-07-05 00:10:35,133 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 00:10:35,133 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 00:10:35,149 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && \result == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && ~Pluszero~LONGDOUBLE() == x [2021-07-05 00:10:35,150 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((aux-res == 0.0 && __signbit_double(res) == 0-aux && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~Pluszero~LONGDOUBLE()) && x == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == res [2021-07-05 00:10:35,152 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((aux-res == 0.0 && __signbit_double(res) == 0-aux && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~Pluszero~LONGDOUBLE()) && x == ~Pluszero~LONGDOUBLE()) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == ~Pluszero~LONGDOUBLE() && msw == v_skolemized_q#valueAsBitvector_14[63:32])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && \result == 0bv32) && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == res [2021-07-05 00:10:35,172 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 00:10:35,172 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 00:10:35,172 INFO L168 Benchmark]: Toolchain (without parser) took 65267.19 ms. Allocated memory was 67.1 MB in the beginning and 86.0 MB in the end (delta: 18.9 MB). Free memory was 47.9 MB in the beginning and 52.3 MB in the end (delta: -4.4 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-07-05 00:10:35,172 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 67.1 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 00:10:35,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.35 ms. Allocated memory is still 67.1 MB. Free memory was 47.8 MB in the beginning and 48.3 MB in the end (delta: -545.5 kB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2021-07-05 00:10:35,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.57 ms. Allocated memory is still 67.1 MB. Free memory was 48.3 MB in the beginning and 45.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 00:10:35,173 INFO L168 Benchmark]: Boogie Preprocessor took 52.05 ms. Allocated memory is still 67.1 MB. Free memory was 45.9 MB in the beginning and 43.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-07-05 00:10:35,173 INFO L168 Benchmark]: RCFGBuilder took 15633.56 ms. Allocated memory was 67.1 MB in the beginning and 86.0 MB in the end (delta: 18.9 MB). Free memory was 43.5 MB in the beginning and 48.2 MB in the end (delta: -4.7 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. [2021-07-05 00:10:35,173 INFO L168 Benchmark]: TraceAbstraction took 49172.82 ms. Allocated memory is still 86.0 MB. Free memory was 47.8 MB in the beginning and 57.9 MB in the end (delta: -10.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2021-07-05 00:10:35,173 INFO L168 Benchmark]: Witness Printer took 50.73 ms. Allocated memory is still 86.0 MB. Free memory was 57.9 MB in the beginning and 52.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-07-05 00:10:35,174 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 67.1 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 301.35 ms. Allocated memory is still 67.1 MB. Free memory was 47.8 MB in the beginning and 48.3 MB in the end (delta: -545.5 kB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.57 ms. Allocated memory is still 67.1 MB. Free memory was 48.3 MB in the beginning and 45.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 52.05 ms. Allocated memory is still 67.1 MB. Free memory was 45.9 MB in the beginning and 43.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 15633.56 ms. Allocated memory was 67.1 MB in the beginning and 86.0 MB in the end (delta: 18.9 MB). Free memory was 43.5 MB in the beginning and 48.2 MB in the end (delta: -4.7 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 49172.82 ms. Allocated memory is still 86.0 MB. Free memory was 47.8 MB in the beginning and 57.9 MB in the end (delta: -10.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. * Witness Printer took 50.73 ms. Allocated memory is still 86.0 MB. Free memory was 57.9 MB in the beginning and 52.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 161]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49116.1ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 12.1ms, AutomataDifference: 28295.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 2104.6ms, InitialAbstractionConstructionTime: 9.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 113 SDtfs, 187 SDslu, 173 SDs, 0 SdLazy, 73 SolverSat, 13 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 22592.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 101 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 15761.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=39occurred in iteration=0, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 16.9ms AutomataMinimizationTime, 5 MinimizatonAttempts, 16 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 13 NumberOfFragments, 113 HoareAnnotationTreeSize, 8 FomulaSimplifications, 20 FormulaSimplificationTreeSizeReduction, 28.0ms HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 2071.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 88.1ms SsaConstructionTime, 4036.5ms SatisfiabilityAnalysisTime, 13216.9ms InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 130 ConstructedInterpolants, 16 QuantifiedInterpolants, 634 SizeOfPredicates, 30 NumberOfNonLiveVariables, 613 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant [2021-07-05 00:10:35,178 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,179 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && \result == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 136]: Loop Invariant [2021-07-05 00:10:35,179 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,180 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-07-05 00:10:35,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] Derived loop invariant: ((((((((aux-res == 0.0 && __signbit_double(res) == 0-aux && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~Pluszero~LONGDOUBLE()) && x == ~Pluszero~LONGDOUBLE()) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == ~Pluszero~LONGDOUBLE() && msw == v_skolemized_q#valueAsBitvector_14[63:32])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && \result == 0bv32) && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == res - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant [2021-07-05 00:10:35,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,187 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((((aux-res == 0.0 && __signbit_double(res) == 0-aux && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~Pluszero~LONGDOUBLE()) && x == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == res - InvariantResult [Line: 70]: Loop Invariant [2021-07-05 00:10:35,187 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-07-05 00:10:35,187 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && ~Pluszero~LONGDOUBLE() == x RESULT: Ultimate proved your program to be correct! [2021-07-05 00:10:35,392 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-07-05 00:10:35,458 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...