./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0661a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3e5ce664 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 ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0661a.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 b824bf566437e177299c8e8b970f777a8a8d288a ....................................................................................................................................................................................................................................................................................................................................... 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 ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0661a.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 b824bf566437e177299c8e8b970f777a8a8d288a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-3e5ce66 [2020-12-02 21:21:04,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 21:21:04,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 21:21:04,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 21:21:04,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 21:21:04,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 21:21:04,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 21:21:04,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 21:21:04,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 21:21:05,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 21:21:05,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 21:21:05,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 21:21:05,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 21:21:05,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 21:21:05,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 21:21:05,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 21:21:05,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 21:21:05,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 21:21:05,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 21:21:05,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 21:21:05,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 21:21:05,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 21:21:05,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 21:21:05,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 21:21:05,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 21:21:05,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 21:21:05,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 21:21:05,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 21:21:05,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 21:21:05,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 21:21:05,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 21:21:05,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 21:21:05,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 21:21:05,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 21:21:05,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 21:21:05,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 21:21:05,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 21:21:05,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 21:21:05,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 21:21:05,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 21:21:05,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 21:21:05,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 21:21:05,132 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 21:21:05,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 21:21:05,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 21:21:05,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 21:21:05,138 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 21:21:05,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 21:21:05,138 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 21:21:05,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 21:21:05,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 21:21:05,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 21:21:05,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 21:21:05,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 21:21:05,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 21:21:05,142 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 21:21:05,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 21:21:05,142 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 21:21:05,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 21:21:05,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 21:21:05,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 21:21:05,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 21:21:05,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 21:21:05,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 21:21:05,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 21:21:05,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 21:21:05,145 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 21:21:05,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 21:21:05,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 21:21:05,146 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 21:21:05,146 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b824bf566437e177299c8e8b970f777a8a8d288a [2020-12-02 21:21:05,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 21:21:05,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 21:21:05,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 21:21:05,586 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 21:21:05,587 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 21:21:05,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0661a.c [2020-12-02 21:21:05,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3f963ee9/abb58ed21bc94e17b8b9d7b66dee8f7f/FLAG43ce03fb4 [2020-12-02 21:21:06,385 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 21:21:06,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0661a.c [2020-12-02 21:21:06,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3f963ee9/abb58ed21bc94e17b8b9d7b66dee8f7f/FLAG43ce03fb4 [2020-12-02 21:21:06,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3f963ee9/abb58ed21bc94e17b8b9d7b66dee8f7f [2020-12-02 21:21:06,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 21:21:06,754 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 21:21:06,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 21:21:06,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 21:21:06,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 21:21:06,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:21:06" (1/1) ... [2020-12-02 21:21:06,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@126f1b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:06, skipping insertion in model container [2020-12-02 21:21:06,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:21:06" (1/1) ... [2020-12-02 21:21:06,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 21:21:06,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-02 21:21:07,139 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0661a.c[6446,6459] [2020-12-02 21:21:07,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-02 21:21:07,155 INFO L203 MainTranslator]: Completed pre-run [2020-12-02 21:21:07,227 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0661a.c[6446,6459] [2020-12-02 21:21:07,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-02 21:21:07,266 INFO L208 MainTranslator]: Completed translation [2020-12-02 21:21:07,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07 WrapperNode [2020-12-02 21:21:07,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 21:21:07,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 21:21:07,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 21:21:07,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 21:21:07,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (1/1) ... [2020-12-02 21:21:07,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (1/1) ... [2020-12-02 21:21:07,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 21:21:07,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 21:21:07,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 21:21:07,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 21:21:07,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (1/1) ... [2020-12-02 21:21:07,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (1/1) ... [2020-12-02 21:21:07,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (1/1) ... [2020-12-02 21:21:07,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (1/1) ... [2020-12-02 21:21:07,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (1/1) ... [2020-12-02 21:21:07,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (1/1) ... [2020-12-02 21:21:07,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (1/1) ... [2020-12-02 21:21:07,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 21:21:07,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 21:21:07,440 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 21:21:07,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 21:21:07,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 21:21:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-02 21:21:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 21:21:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-02 21:21:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-02 21:21:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-02 21:21:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 21:21:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 21:21:07,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-02 21:21:07,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-12-02 21:21:07,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 21:21:08,678 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 21:21:08,678 INFO L298 CfgBuilder]: Removed 48 assume(true) statements. [2020-12-02 21:21:08,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:08 BoogieIcfgContainer [2020-12-02 21:21:08,681 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 21:21:08,683 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 21:21:08,683 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 21:21:08,687 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 21:21:08,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:21:06" (1/3) ... [2020-12-02 21:21:08,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a655c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:21:08, skipping insertion in model container [2020-12-02 21:21:08,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:07" (2/3) ... [2020-12-02 21:21:08,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a655c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:21:08, skipping insertion in model container [2020-12-02 21:21:08,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:08" (3/3) ... [2020-12-02 21:21:08,691 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0661a.c [2020-12-02 21:21:08,705 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 21:21:08,708 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 21:21:08,719 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 21:21:08,746 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 21:21:08,746 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 21:21:08,746 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 21:21:08,747 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 21:21:08,747 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 21:21:08,747 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 21:21:08,747 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 21:21:08,748 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 21:21:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2020-12-02 21:21:08,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 21:21:08,773 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:21:08,774 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:21:08,775 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:21:08,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:21:08,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1517456143, now seen corresponding path program 1 times [2020-12-02 21:21:08,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 21:21:08,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419783480] [2020-12-02 21:21:08,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 21:21:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:21:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:21:08,995 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419783480] [2020-12-02 21:21:08,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:21:08,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-02 21:21:08,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616250067] [2020-12-02 21:21:09,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 21:21:09,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-02 21:21:09,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 21:21:09,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 21:21:09,022 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 2 states. [2020-12-02 21:21:09,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:21:09,058 INFO L93 Difference]: Finished difference Result 237 states and 398 transitions. [2020-12-02 21:21:09,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 21:21:09,059 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-12-02 21:21:09,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:21:09,072 INFO L225 Difference]: With dead ends: 237 [2020-12-02 21:21:09,073 INFO L226 Difference]: Without dead ends: 116 [2020-12-02 21:21:09,077 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 21:21:09,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-12-02 21:21:09,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2020-12-02 21:21:09,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-12-02 21:21:09,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 165 transitions. [2020-12-02 21:21:09,139 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 165 transitions. Word has length 12 [2020-12-02 21:21:09,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:21:09,140 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 165 transitions. [2020-12-02 21:21:09,140 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 21:21:09,140 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 165 transitions. [2020-12-02 21:21:09,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-02 21:21:09,141 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:21:09,142 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:21:09,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-02 21:21:09,142 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:21:09,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:21:09,143 INFO L82 PathProgramCache]: Analyzing trace with hash -229938040, now seen corresponding path program 1 times [2020-12-02 21:21:09,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 21:21:09,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929316916] [2020-12-02 21:21:09,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 21:21:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 21:21:09,232 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 21:21:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 21:21:09,339 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 21:21:09,395 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-02 21:21:09,396 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-02 21:21:09,397 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-02 21:21:09,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:21:09 BoogieIcfgContainer [2020-12-02 21:21:09,465 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 21:21:09,466 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 21:21:09,468 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 21:21:09,469 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 21:21:09,469 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:08" (3/4) ... [2020-12-02 21:21:09,473 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-02 21:21:09,473 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 21:21:09,478 INFO L168 Benchmark]: Toolchain (without parser) took 2720.37 ms. Allocated memory was 39.8 MB in the beginning and 62.9 MB in the end (delta: 23.1 MB). Free memory was 16.5 MB in the beginning and 25.8 MB in the end (delta: -9.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2020-12-02 21:21:09,479 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 39.8 MB. Free memory was 21.6 MB in the beginning and 21.5 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 21:21:09,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 499.13 ms. Allocated memory is still 50.3 MB. Free memory was 35.9 MB in the beginning and 21.4 MB in the end (delta: 14.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-02 21:21:09,482 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.90 ms. Allocated memory is still 50.3 MB. Free memory was 34.9 MB in the beginning and 31.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 21:21:09,483 INFO L168 Benchmark]: Boogie Preprocessor took 74.91 ms. Allocated memory is still 50.3 MB. Free memory was 31.5 MB in the beginning and 28.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 21:21:09,485 INFO L168 Benchmark]: RCFGBuilder took 1241.78 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 28.1 MB in the beginning and 43.3 MB in the end (delta: -15.2 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. [2020-12-02 21:21:09,487 INFO L168 Benchmark]: TraceAbstraction took 782.30 ms. Allocated memory is still 62.9 MB. Free memory was 42.6 MB in the beginning and 26.1 MB in the end (delta: 16.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2020-12-02 21:21:09,488 INFO L168 Benchmark]: Witness Printer took 6.74 ms. Allocated memory is still 62.9 MB. Free memory was 26.1 MB in the beginning and 25.8 MB in the end (delta: 291.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 21:21:09,499 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 39.8 MB. Free memory was 21.6 MB in the beginning and 21.5 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 499.13 ms. Allocated memory is still 50.3 MB. Free memory was 35.9 MB in the beginning and 21.4 MB in the end (delta: 14.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 86.90 ms. Allocated memory is still 50.3 MB. Free memory was 34.9 MB in the beginning and 31.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.91 ms. Allocated memory is still 50.3 MB. Free memory was 31.5 MB in the beginning and 28.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1241.78 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 28.1 MB in the beginning and 43.3 MB in the end (delta: -15.2 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 782.30 ms. Allocated memory is still 62.9 MB. Free memory was 42.6 MB in the beginning and 26.1 MB in the end (delta: 16.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. * Witness Printer took 6.74 ms. Allocated memory is still 62.9 MB. Free memory was 26.1 MB in the beginning and 25.8 MB in the end (delta: 291.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 273]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 164, overapproximation of someUnaryDOUBLEoperation at line 267, overapproximation of bitwiseAnd at line 162, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 272. 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; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L266] double x = __VERIFIER_nondet_double(); [L267] double y = -0.0; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L269] COND TRUE x > 0.0 [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L270] double res = __ieee754_atan2(y, x); [L272] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L272] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L273] reach_error() VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 120 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 170 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 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 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-3e5ce66 [2020-12-02 21:21:12,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 21:21:12,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 21:21:12,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-12-02 21:21:12,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 21:21:12,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 21:21:12,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 21:21:12,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 21:21:12,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 21:21:12,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 21:21:12,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 21:21:12,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 21:21:12,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 21:21:12,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 21:21:12,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 21:21:12,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 21:21:12,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 21:21:12,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 21:21:12,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 21:21:12,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 21:21:12,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 21:21:12,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 21:21:12,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 21:21:12,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 21:21:12,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 21:21:12,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 21:21:12,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 21:21:12,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 21:21:12,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 21:21:12,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 21:21:12,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 21:21:12,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 21:21:12,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 21:21:12,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 21:21:12,545 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 21:21:12,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 21:21:12,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 21:21:12,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 21:21:12,550 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 21:21:12,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 21:21:12,551 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 21:21:12,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 21:21:12,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 21:21:12,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 21:21:12,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 21:21:12,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 21:21:12,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 21:21:12,554 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 21:21:12,554 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 21:21:12,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 21:21:12,555 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 21:21:12,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 21:21:12,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 21:21:12,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 21:21:12,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 21:21:12,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 21:21:12,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 21:21:12,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 21:21:12,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 21:21:12,558 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 21:21:12,558 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-02 21:21:12,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 21:21:12,559 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 21:21:12,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 21:21:12,559 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b824bf566437e177299c8e8b970f777a8a8d288a [2020-12-02 21:21:12,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 21:21:12,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 21:21:12,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 21:21:12,996 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 21:21:12,997 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 21:21:12,998 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0661a.c [2020-12-02 21:21:13,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bd46809d/d59d883a995a4267af9b8bd57a317701/FLAGe3339d708 [2020-12-02 21:21:13,704 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 21:21:13,705 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0661a.c [2020-12-02 21:21:13,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bd46809d/d59d883a995a4267af9b8bd57a317701/FLAGe3339d708 [2020-12-02 21:21:14,046 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bd46809d/d59d883a995a4267af9b8bd57a317701 [2020-12-02 21:21:14,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 21:21:14,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 21:21:14,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 21:21:14,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 21:21:14,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 21:21:14,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1008a6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14, skipping insertion in model container [2020-12-02 21:21:14,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 21:21:14,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-02 21:21:14,387 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0661a.c[6446,6459] [2020-12-02 21:21:14,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-02 21:21:14,422 INFO L203 MainTranslator]: Completed pre-run [2020-12-02 21:21:14,508 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0661a.c[6446,6459] [2020-12-02 21:21:14,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-02 21:21:14,559 INFO L208 MainTranslator]: Completed translation [2020-12-02 21:21:14,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14 WrapperNode [2020-12-02 21:21:14,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 21:21:14,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 21:21:14,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 21:21:14,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 21:21:14,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 21:21:14,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 21:21:14,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 21:21:14,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 21:21:14,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (1/1) ... [2020-12-02 21:21:14,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 21:21:14,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 21:21:14,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 21:21:14,813 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 21:21:14,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 21:21:14,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-02 21:21:14,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-02 21:21:14,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 21:21:14,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 21:21:14,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2020-12-02 21:21:14,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 21:21:14,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 21:21:14,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 21:21:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 21:21:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 21:22:08,697 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 21:22:08,698 INFO L298 CfgBuilder]: Removed 48 assume(true) statements. [2020-12-02 21:22:08,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:22:08 BoogieIcfgContainer [2020-12-02 21:22:08,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 21:22:08,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 21:22:08,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 21:22:08,707 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 21:22:08,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:21:14" (1/3) ... [2020-12-02 21:22:08,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@812d10a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:22:08, skipping insertion in model container [2020-12-02 21:22:08,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:14" (2/3) ... [2020-12-02 21:22:08,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@812d10a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:22:08, skipping insertion in model container [2020-12-02 21:22:08,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:22:08" (3/3) ... [2020-12-02 21:22:08,712 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0661a.c [2020-12-02 21:22:08,732 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 21:22:08,741 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 21:22:08,756 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 21:22:08,811 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 21:22:08,812 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 21:22:08,812 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 21:22:08,812 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 21:22:08,812 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 21:22:08,813 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 21:22:08,813 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 21:22:08,813 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 21:22:08,840 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2020-12-02 21:22:08,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 21:22:08,864 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:22:08,866 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:22:08,866 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:22:08,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:22:08,880 INFO L82 PathProgramCache]: Analyzing trace with hash -1517456143, now seen corresponding path program 1 times [2020-12-02 21:22:08,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:22:08,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2072404197] [2020-12-02 21:22:08,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-02 21:22:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:22:09,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 21:22:09,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:22:09,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:22:09,480 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:22:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:22:09,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2072404197] [2020-12-02 21:22:09,515 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:22:09,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 21:22:09,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811054027] [2020-12-02 21:22:09,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 21:22:09,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:22:09,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 21:22:09,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 21:22:09,551 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 2 states. [2020-12-02 21:22:09,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:22:09,598 INFO L93 Difference]: Finished difference Result 237 states and 398 transitions. [2020-12-02 21:22:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 21:22:09,600 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-12-02 21:22:09,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:22:09,614 INFO L225 Difference]: With dead ends: 237 [2020-12-02 21:22:09,614 INFO L226 Difference]: Without dead ends: 116 [2020-12-02 21:22:09,619 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 21:22:09,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-12-02 21:22:09,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2020-12-02 21:22:09,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-12-02 21:22:09,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 165 transitions. [2020-12-02 21:22:09,677 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 165 transitions. Word has length 12 [2020-12-02 21:22:09,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:22:09,678 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 165 transitions. [2020-12-02 21:22:09,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 21:22:09,678 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 165 transitions. [2020-12-02 21:22:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-02 21:22:09,679 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:22:09,680 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:22:09,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 21:22:09,894 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:22:09,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:22:09,897 INFO L82 PathProgramCache]: Analyzing trace with hash -229938040, now seen corresponding path program 1 times [2020-12-02 21:22:09,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:22:09,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [82477657] [2020-12-02 21:22:09,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-02 21:22:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:22:10,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-02 21:22:10,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:22:11,106 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:22:11,606 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2020-12-02 21:22:11,609 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:22:12,141 WARN L197 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 21:22:12,142 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:22:12,150 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-02 21:22:12,150 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:44, output treesize:44 [2020-12-02 21:22:12,585 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-12-02 21:22:13,192 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:22:13,339 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:22:13,339 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 17 [2020-12-02 21:22:13,343 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:22:13,799 WARN L197 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 21:22:13,800 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:22:13,803 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-02 21:22:13,804 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:56, output treesize:34 [2020-12-02 21:22:14,721 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:22:15,566 WARN L197 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-02 21:22:15,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:22:15,605 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:22:16,293 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-02 21:22:17,071 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-02 21:22:17,084 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-02 21:22:18,482 WARN L197 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2020-12-02 21:22:19,189 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 21:22:19,214 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-02 21:22:19,333 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2020-12-02 21:22:19,417 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 21:22:19,490 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:22:19,491 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 21:22:20,044 WARN L197 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-02 21:22:20,044 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:22:20,047 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2020-12-02 21:22:20,048 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:85, output treesize:63 [2020-12-02 21:22:21,381 WARN L197 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2020-12-02 21:22:21,389 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-02 21:22:22,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:22:22,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [82477657] [2020-12-02 21:22:22,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:22:22,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2020-12-02 21:22:22,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336964952] [2020-12-02 21:22:22,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-02 21:22:22,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:22:22,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-02 21:22:22,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-12-02 21:22:22,198 INFO L87 Difference]: Start difference. First operand 116 states and 165 transitions. Second operand 14 states. [2020-12-02 21:22:23,162 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:22:24,010 WARN L197 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 21:22:24,677 WARN L197 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-12-02 21:22:28,297 WARN L197 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 61 DAG size of output: 46 [2020-12-02 21:22:30,270 WARN L197 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2020-12-02 21:22:45,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:22:45,933 INFO L93 Difference]: Finished difference Result 191 states and 262 transitions. [2020-12-02 21:22:45,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-02 21:22:45,935 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 14 [2020-12-02 21:22:45,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:22:45,937 INFO L225 Difference]: With dead ends: 191 [2020-12-02 21:22:45,937 INFO L226 Difference]: Without dead ends: 127 [2020-12-02 21:22:45,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 15.7s TimeCoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2020-12-02 21:22:45,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-12-02 21:22:45,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 107. [2020-12-02 21:22:45,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-12-02 21:22:45,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 146 transitions. [2020-12-02 21:22:45,956 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 146 transitions. Word has length 14 [2020-12-02 21:22:45,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:22:45,956 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 146 transitions. [2020-12-02 21:22:45,956 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-02 21:22:45,957 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 146 transitions. [2020-12-02 21:22:45,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-02 21:22:45,958 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:22:45,958 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:22:46,159 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 21:22:46,160 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:22:46,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:22:46,161 INFO L82 PathProgramCache]: Analyzing trace with hash -1963663166, now seen corresponding path program 1 times [2020-12-02 21:22:46,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:22:46,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1399581535] [2020-12-02 21:22:46,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-02 21:22:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:22:46,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-02 21:22:46,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:22:47,385 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:22:47,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:22:47,811 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:22:50,311 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:22:51,605 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:22:51,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:22:51,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1399581535] [2020-12-02 21:22:51,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:22:51,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2020-12-02 21:22:51,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558460836] [2020-12-02 21:22:51,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-02 21:22:51,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:22:51,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-02 21:22:51,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-12-02 21:22:51,642 INFO L87 Difference]: Start difference. First operand 107 states and 146 transitions. Second operand 11 states. [2020-12-02 21:22:52,227 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:22:52,694 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-02 21:22:53,283 WARN L197 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 21:22:53,711 WARN L197 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-12-02 21:22:57,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:22:57,988 INFO L93 Difference]: Finished difference Result 204 states and 272 transitions. [2020-12-02 21:22:57,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-02 21:22:57,989 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 19 [2020-12-02 21:22:57,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:22:57,993 INFO L225 Difference]: With dead ends: 204 [2020-12-02 21:22:57,994 INFO L226 Difference]: Without dead ends: 136 [2020-12-02 21:22:57,995 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-12-02 21:22:57,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-12-02 21:22:58,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 107. [2020-12-02 21:22:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-12-02 21:22:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 144 transitions. [2020-12-02 21:22:58,021 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 144 transitions. Word has length 19 [2020-12-02 21:22:58,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:22:58,022 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 144 transitions. [2020-12-02 21:22:58,022 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-02 21:22:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 144 transitions. [2020-12-02 21:22:58,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-02 21:22:58,025 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:22:58,026 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:22:58,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 21:22:58,244 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:22:58,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:22:58,245 INFO L82 PathProgramCache]: Analyzing trace with hash -188655804, now seen corresponding path program 1 times [2020-12-02 21:22:58,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:22:58,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1253695469] [2020-12-02 21:22:58,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-02 21:22:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:22:58,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-02 21:22:58,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:22:59,669 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 1 [2020-12-02 21:22:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:22:59,672 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:23:00,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:23:00,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1253695469] [2020-12-02 21:23:00,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:23:00,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2020-12-02 21:23:00,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192961397] [2020-12-02 21:23:00,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-02 21:23:00,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:23:00,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-02 21:23:00,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-12-02 21:23:00,684 INFO L87 Difference]: Start difference. First operand 107 states and 144 transitions. Second operand 9 states. [2020-12-02 21:23:01,118 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:23:01,751 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:23:02,167 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-02 21:23:06,442 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-02 21:23:12,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:23:12,944 INFO L93 Difference]: Finished difference Result 139 states and 179 transitions. [2020-12-02 21:23:12,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-02 21:23:12,971 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2020-12-02 21:23:12,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:23:12,973 INFO L225 Difference]: With dead ends: 139 [2020-12-02 21:23:12,973 INFO L226 Difference]: Without dead ends: 136 [2020-12-02 21:23:12,974 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2020-12-02 21:23:12,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-12-02 21:23:12,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 109. [2020-12-02 21:23:12,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-12-02 21:23:12,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 146 transitions. [2020-12-02 21:23:12,986 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 146 transitions. Word has length 19 [2020-12-02 21:23:12,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:23:12,987 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 146 transitions. [2020-12-02 21:23:12,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-02 21:23:12,987 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 146 transitions. [2020-12-02 21:23:12,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-02 21:23:12,988 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:23:12,989 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:23:13,193 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-02 21:23:13,193 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:23:13,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:23:13,194 INFO L82 PathProgramCache]: Analyzing trace with hash 291898349, now seen corresponding path program 1 times [2020-12-02 21:23:13,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:23:13,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [620580909] [2020-12-02 21:23:13,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-12-02 21:23:13,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:23:13,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-02 21:23:13,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:23:14,301 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:23:14,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:23:14,728 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:23:18,118 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:23:18,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:23:18,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [620580909] [2020-12-02 21:23:18,154 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:23:18,154 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2020-12-02 21:23:18,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104214054] [2020-12-02 21:23:18,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-02 21:23:18,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:23:18,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-02 21:23:18,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-12-02 21:23:18,156 INFO L87 Difference]: Start difference. First operand 109 states and 146 transitions. Second operand 11 states. [2020-12-02 21:23:18,628 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:23:19,044 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-02 21:23:19,592 WARN L197 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 21:23:20,089 WARN L197 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-12-02 21:23:24,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:23:24,142 INFO L93 Difference]: Finished difference Result 147 states and 188 transitions. [2020-12-02 21:23:24,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-02 21:23:24,142 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 20 [2020-12-02 21:23:24,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:23:24,144 INFO L225 Difference]: With dead ends: 147 [2020-12-02 21:23:24,144 INFO L226 Difference]: Without dead ends: 138 [2020-12-02 21:23:24,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-12-02 21:23:24,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-12-02 21:23:24,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 109. [2020-12-02 21:23:24,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-12-02 21:23:24,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 144 transitions. [2020-12-02 21:23:24,158 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 144 transitions. Word has length 20 [2020-12-02 21:23:24,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:23:24,158 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 144 transitions. [2020-12-02 21:23:24,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-02 21:23:24,159 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 144 transitions. [2020-12-02 21:23:24,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-02 21:23:24,160 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:23:24,160 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:23:24,373 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-12-02 21:23:24,374 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:23:24,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:23:24,375 INFO L82 PathProgramCache]: Analyzing trace with hash 302239975, now seen corresponding path program 1 times [2020-12-02 21:23:24,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:23:24,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [822348935] [2020-12-02 21:23:24,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-12-02 21:23:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:23:24,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-02 21:23:24,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:23:25,405 WARN L197 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 1 [2020-12-02 21:23:25,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:23:25,407 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:23:25,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:23:25,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [822348935] [2020-12-02 21:23:25,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:23:25,929 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-12-02 21:23:25,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567349831] [2020-12-02 21:23:25,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-02 21:23:25,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:23:25,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-02 21:23:25,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-12-02 21:23:25,932 INFO L87 Difference]: Start difference. First operand 109 states and 144 transitions. Second operand 7 states. [2020-12-02 21:23:26,864 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:23:27,135 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2020-12-02 21:23:27,969 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-02 21:23:33,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:23:33,888 INFO L93 Difference]: Finished difference Result 121 states and 155 transitions. [2020-12-02 21:23:33,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-02 21:23:33,889 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2020-12-02 21:23:33,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:23:33,891 INFO L225 Difference]: With dead ends: 121 [2020-12-02 21:23:33,891 INFO L226 Difference]: Without dead ends: 118 [2020-12-02 21:23:33,891 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-12-02 21:23:33,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-12-02 21:23:33,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 109. [2020-12-02 21:23:33,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-12-02 21:23:33,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 144 transitions. [2020-12-02 21:23:33,905 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 144 transitions. Word has length 21 [2020-12-02 21:23:33,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:23:33,906 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 144 transitions. [2020-12-02 21:23:33,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-02 21:23:33,906 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 144 transitions. [2020-12-02 21:23:33,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-02 21:23:33,907 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:23:33,907 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:23:34,121 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-12-02 21:23:34,125 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:23:34,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:23:34,126 INFO L82 PathProgramCache]: Analyzing trace with hash 839109257, now seen corresponding path program 1 times [2020-12-02 21:23:34,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:23:34,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1919903734] [2020-12-02 21:23:34,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-12-02 21:23:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:23:34,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-02 21:23:34,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:23:34,838 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:23:35,222 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2020-12-02 21:23:35,224 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:23:35,583 WARN L197 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:23:35,584 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:23:35,587 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-02 21:23:35,588 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:37 [2020-12-02 21:23:35,905 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 21:23:36,060 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:23:36,060 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2020-12-02 21:23:36,095 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:23:36,412 WARN L197 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 21:23:36,413 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:23:36,414 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-02 21:23:36,414 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:47, output treesize:28 [2020-12-02 21:23:36,875 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-02 21:23:37,365 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:23:37,438 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:23:37,495 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-02 21:23:38,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:23:38,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:23:40,137 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-02 21:23:41,060 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:23:42,470 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:23:42,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:23:42,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1919903734] [2020-12-02 21:23:42,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:23:42,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 13 [2020-12-02 21:23:42,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177889854] [2020-12-02 21:23:42,501 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-02 21:23:42,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:23:42,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-02 21:23:42,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-12-02 21:23:42,503 INFO L87 Difference]: Start difference. First operand 109 states and 144 transitions. Second operand 13 states. [2020-12-02 21:23:43,352 WARN L197 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:23:43,981 WARN L197 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:23:46,098 WARN L197 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2020-12-02 21:23:51,430 WARN L197 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2020-12-02 21:23:54,916 WARN L197 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 57 DAG size of output: 45 [2020-12-02 21:24:14,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:24:14,469 INFO L93 Difference]: Finished difference Result 212 states and 270 transitions. [2020-12-02 21:24:14,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-02 21:24:14,475 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 21 [2020-12-02 21:24:14,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:24:14,476 INFO L225 Difference]: With dead ends: 212 [2020-12-02 21:24:14,476 INFO L226 Difference]: Without dead ends: 144 [2020-12-02 21:24:14,478 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 17.4s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-12-02 21:24:14,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-12-02 21:24:14,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 106. [2020-12-02 21:24:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-12-02 21:24:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 138 transitions. [2020-12-02 21:24:14,500 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 138 transitions. Word has length 21 [2020-12-02 21:24:14,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:24:14,500 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 138 transitions. [2020-12-02 21:24:14,500 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-02 21:24:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 138 transitions. [2020-12-02 21:24:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-02 21:24:14,502 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:24:14,502 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:24:14,709 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-12-02 21:24:14,710 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:24:14,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:24:14,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1575840196, now seen corresponding path program 1 times [2020-12-02 21:24:14,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:24:14,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [206404702] [2020-12-02 21:24:14,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-12-02 21:24:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:24:15,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-02 21:24:15,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:24:16,096 WARN L197 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2020-12-02 21:24:16,589 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-02 21:24:17,515 WARN L197 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 21:24:18,630 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 21:24:18,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:24:18,648 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:24:22,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:24:22,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [206404702] [2020-12-02 21:24:22,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:24:22,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2020-12-02 21:24:22,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312204037] [2020-12-02 21:24:22,753 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-02 21:24:22,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:24:22,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-02 21:24:22,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-12-02 21:24:22,754 INFO L87 Difference]: Start difference. First operand 106 states and 138 transitions. Second operand 14 states. [2020-12-02 21:24:24,111 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:24:24,872 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2020-12-02 21:24:25,485 WARN L197 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:24:26,064 WARN L197 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-12-02 21:24:27,091 WARN L197 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-02 21:24:29,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:24:29,880 INFO L93 Difference]: Finished difference Result 135 states and 171 transitions. [2020-12-02 21:24:30,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-02 21:24:30,085 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-02 21:24:30,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:24:30,086 INFO L225 Difference]: With dead ends: 135 [2020-12-02 21:24:30,086 INFO L226 Difference]: Without dead ends: 115 [2020-12-02 21:24:30,087 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 10.5s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2020-12-02 21:24:30,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-12-02 21:24:30,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 106. [2020-12-02 21:24:30,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-12-02 21:24:30,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 137 transitions. [2020-12-02 21:24:30,096 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 137 transitions. Word has length 22 [2020-12-02 21:24:30,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:24:30,097 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 137 transitions. [2020-12-02 21:24:30,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-02 21:24:30,097 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 137 transitions. [2020-12-02 21:24:30,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-02 21:24:30,098 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:24:30,098 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:24:30,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-12-02 21:24:30,306 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:24:30,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:24:30,307 INFO L82 PathProgramCache]: Analyzing trace with hash 328100550, now seen corresponding path program 1 times [2020-12-02 21:24:30,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:24:30,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [168910126] [2020-12-02 21:24:30,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2020-12-02 21:24:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:24:30,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-02 21:24:30,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:24:32,021 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-02 21:24:32,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:24:32,030 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:24:34,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:24:34,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [168910126] [2020-12-02 21:24:34,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:24:34,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-12-02 21:24:34,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736545998] [2020-12-02 21:24:34,342 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-02 21:24:34,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:24:34,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-02 21:24:34,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-12-02 21:24:34,344 INFO L87 Difference]: Start difference. First operand 106 states and 137 transitions. Second operand 12 states. [2020-12-02 21:24:34,856 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:24:35,441 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:24:35,843 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-02 21:24:36,302 WARN L197 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 21:25:40,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:25:40,541 INFO L93 Difference]: Finished difference Result 165 states and 204 transitions. [2020-12-02 21:25:40,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-02 21:25:40,623 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 23 [2020-12-02 21:25:40,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:25:40,624 INFO L225 Difference]: With dead ends: 165 [2020-12-02 21:25:40,625 INFO L226 Difference]: Without dead ends: 137 [2020-12-02 21:25:40,625 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-12-02 21:25:40,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-12-02 21:25:40,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 93. [2020-12-02 21:25:40,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-12-02 21:25:40,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 116 transitions. [2020-12-02 21:25:40,634 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 116 transitions. Word has length 23 [2020-12-02 21:25:40,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:25:40,634 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 116 transitions. [2020-12-02 21:25:40,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-02 21:25:40,635 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 116 transitions. [2020-12-02 21:25:40,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-02 21:25:40,636 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:25:40,636 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:25:40,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-12-02 21:25:40,850 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:25:40,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:25:40,851 INFO L82 PathProgramCache]: Analyzing trace with hash -105632341, now seen corresponding path program 1 times [2020-12-02 21:25:40,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:25:40,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1266453262] [2020-12-02 21:25:40,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2020-12-02 21:25:41,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:25:41,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-02 21:25:41,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:25:43,122 WARN L197 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 1 [2020-12-02 21:25:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:25:43,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:25:45,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:25:45,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1266453262] [2020-12-02 21:25:45,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:25:45,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 13 [2020-12-02 21:25:45,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736900641] [2020-12-02 21:25:45,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-02 21:25:45,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:25:45,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-02 21:25:45,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-12-02 21:25:45,681 INFO L87 Difference]: Start difference. First operand 93 states and 116 transitions. Second operand 13 states. [2020-12-02 21:25:46,331 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:25:47,194 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:25:47,899 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:25:48,490 WARN L197 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-02 21:25:52,521 WARN L197 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2020-12-02 21:25:53,765 WARN L197 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2020-12-02 21:25:54,231 WARN L197 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-02 21:25:55,130 WARN L197 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-02 21:26:53,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:26:53,727 INFO L93 Difference]: Finished difference Result 124 states and 145 transitions. [2020-12-02 21:26:53,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-02 21:26:53,728 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 23 [2020-12-02 21:26:53,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:26:53,729 INFO L225 Difference]: With dead ends: 124 [2020-12-02 21:26:53,729 INFO L226 Difference]: Without dead ends: 121 [2020-12-02 21:26:53,730 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2020-12-02 21:26:53,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-12-02 21:26:53,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 94. [2020-12-02 21:26:53,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-12-02 21:26:53,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 117 transitions. [2020-12-02 21:26:53,739 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 117 transitions. Word has length 23 [2020-12-02 21:26:53,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:26:53,740 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 117 transitions. [2020-12-02 21:26:53,740 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-02 21:26:53,740 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 117 transitions. [2020-12-02 21:26:53,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-02 21:26:53,741 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:26:53,741 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:26:53,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2020-12-02 21:26:53,956 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:26:53,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:26:53,957 INFO L82 PathProgramCache]: Analyzing trace with hash 2123579340, now seen corresponding path program 1 times [2020-12-02 21:26:53,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:26:53,958 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [481320232] [2020-12-02 21:26:53,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2020-12-02 21:26:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:26:54,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-02 21:26:54,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:26:54,803 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:26:55,145 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2020-12-02 21:26:55,146 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:26:55,511 WARN L197 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:26:55,512 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:26:55,515 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-02 21:26:55,515 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:37 [2020-12-02 21:26:55,889 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 21:26:56,029 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:26:56,030 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2020-12-02 21:26:56,072 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:26:56,457 WARN L197 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 21:26:56,458 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:26:56,460 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-02 21:26:56,460 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:47, output treesize:28 [2020-12-02 21:26:57,157 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-02 21:26:57,572 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:26:57,635 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:26:57,686 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-02 21:26:58,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:26:58,215 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:26:59,969 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-02 21:27:01,001 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:27:02,284 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:27:02,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:27:02,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [481320232] [2020-12-02 21:27:02,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:27:02,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 13 [2020-12-02 21:27:02,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747772768] [2020-12-02 21:27:02,320 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-02 21:27:02,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:27:02,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-02 21:27:02,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-12-02 21:27:02,321 INFO L87 Difference]: Start difference. First operand 94 states and 117 transitions. Second operand 13 states. [2020-12-02 21:27:02,959 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:27:03,517 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:27:08,616 WARN L197 SmtUtils]: Spent 4.63 s on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2020-12-02 21:27:13,821 WARN L197 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2020-12-02 21:27:19,260 WARN L197 SmtUtils]: Spent 4.89 s on a formula simplification. DAG size of input: 57 DAG size of output: 45 [2020-12-02 21:27:28,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:27:28,950 INFO L93 Difference]: Finished difference Result 176 states and 212 transitions. [2020-12-02 21:27:28,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-02 21:27:28,951 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 23 [2020-12-02 21:27:28,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:27:28,952 INFO L225 Difference]: With dead ends: 176 [2020-12-02 21:27:28,952 INFO L226 Difference]: Without dead ends: 118 [2020-12-02 21:27:28,953 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 21.9s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-12-02 21:27:28,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-12-02 21:27:28,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 91. [2020-12-02 21:27:28,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-12-02 21:27:28,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 112 transitions. [2020-12-02 21:27:28,962 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 112 transitions. Word has length 23 [2020-12-02 21:27:28,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:27:28,962 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 112 transitions. [2020-12-02 21:27:28,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-02 21:27:28,962 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 112 transitions. [2020-12-02 21:27:28,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-02 21:27:28,963 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:27:28,963 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:27:29,170 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2020-12-02 21:27:29,171 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:27:29,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:27:29,172 INFO L82 PathProgramCache]: Analyzing trace with hash -640851047, now seen corresponding path program 1 times [2020-12-02 21:27:29,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:27:29,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1675805494] [2020-12-02 21:27:29,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2020-12-02 21:27:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:27:29,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-02 21:27:29,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:27:31,268 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:27:32,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:27:32,545 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:27:34,294 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:27:35,332 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:27:36,447 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:27:37,585 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:27:39,179 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:27:39,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:27:39,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1675805494] [2020-12-02 21:27:39,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:27:39,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 16 [2020-12-02 21:27:39,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958427075] [2020-12-02 21:27:39,221 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-12-02 21:27:39,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:27:39,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-12-02 21:27:39,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2020-12-02 21:27:39,222 INFO L87 Difference]: Start difference. First operand 91 states and 112 transitions. Second operand 16 states. [2020-12-02 21:27:40,350 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:27:41,785 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:27:42,634 WARN L197 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 21:27:46,420 WARN L197 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-02 21:27:47,284 WARN L197 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-02 21:27:48,089 WARN L197 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-02 21:27:48,950 WARN L197 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:27:52,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:27:52,732 INFO L93 Difference]: Finished difference Result 109 states and 129 transitions. [2020-12-02 21:27:52,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-02 21:27:52,732 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 23 [2020-12-02 21:27:52,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:27:52,733 INFO L225 Difference]: With dead ends: 109 [2020-12-02 21:27:52,734 INFO L226 Difference]: Without dead ends: 97 [2020-12-02 21:27:52,734 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=131, Invalid=375, Unknown=0, NotChecked=0, Total=506 [2020-12-02 21:27:52,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-12-02 21:27:52,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 88. [2020-12-02 21:27:52,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-12-02 21:27:52,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 108 transitions. [2020-12-02 21:27:52,743 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 108 transitions. Word has length 23 [2020-12-02 21:27:52,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:27:52,743 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 108 transitions. [2020-12-02 21:27:52,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-12-02 21:27:52,744 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 108 transitions. [2020-12-02 21:27:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-02 21:27:52,748 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:27:52,748 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:27:52,962 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2020-12-02 21:27:52,963 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:27:52,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:27:52,963 INFO L82 PathProgramCache]: Analyzing trace with hash 941904828, now seen corresponding path program 1 times [2020-12-02 21:27:52,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:27:52,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2011931345] [2020-12-02 21:27:52,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2020-12-02 21:27:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:27:53,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-02 21:27:53,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:27:54,764 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:27:55,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:27:55,903 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:27:57,641 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:27:58,726 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:27:59,966 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:28:00,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:28:00,960 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2011931345] [2020-12-02 21:28:00,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:28:00,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 13 [2020-12-02 21:28:00,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177711029] [2020-12-02 21:28:00,962 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-02 21:28:00,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:28:00,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-02 21:28:00,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-12-02 21:28:00,963 INFO L87 Difference]: Start difference. First operand 88 states and 108 transitions. Second operand 14 states. [2020-12-02 21:28:01,970 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:28:02,731 WARN L197 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-02 21:28:03,512 WARN L197 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 21:28:04,327 WARN L197 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-02 21:28:04,973 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2020-12-02 21:28:05,717 WARN L197 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-12-02 21:28:10,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:28:10,552 INFO L93 Difference]: Finished difference Result 97 states and 116 transitions. [2020-12-02 21:28:10,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-02 21:28:10,553 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 25 [2020-12-02 21:28:10,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:28:10,554 INFO L225 Difference]: With dead ends: 97 [2020-12-02 21:28:10,554 INFO L226 Difference]: Without dead ends: 85 [2020-12-02 21:28:10,555 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2020-12-02 21:28:10,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-02 21:28:10,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-02 21:28:10,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-02 21:28:10,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 104 transitions. [2020-12-02 21:28:10,563 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 104 transitions. Word has length 25 [2020-12-02 21:28:10,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:28:10,563 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 104 transitions. [2020-12-02 21:28:10,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-02 21:28:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 104 transitions. [2020-12-02 21:28:10,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-02 21:28:10,564 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:28:10,564 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:28:10,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2020-12-02 21:28:10,767 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:28:10,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:28:10,768 INFO L82 PathProgramCache]: Analyzing trace with hash 782702068, now seen corresponding path program 1 times [2020-12-02 21:28:10,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:28:10,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1385993536] [2020-12-02 21:28:10,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2020-12-02 21:28:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:28:15,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-02 21:28:15,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:28:15,581 WARN L197 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 21:28:16,051 WARN L197 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:28:16,596 WARN L197 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:28:17,207 WARN L197 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:28:17,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:28:17,225 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:28:23,643 WARN L197 SmtUtils]: Spent 2.42 s on a formula simplification that was a NOOP. DAG size: 6 [2020-12-02 21:28:31,438 WARN L197 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 6 [2020-12-02 21:28:39,808 WARN L197 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 6 [2020-12-02 21:28:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:28:43,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1385993536] [2020-12-02 21:28:43,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:28:43,821 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-12-02 21:28:43,821 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145761642] [2020-12-02 21:28:43,822 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-02 21:28:43,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:28:43,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-02 21:28:43,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=62, Unknown=1, NotChecked=0, Total=90 [2020-12-02 21:28:43,823 INFO L87 Difference]: Start difference. First operand 85 states and 104 transitions. Second operand 10 states. [2020-12-02 21:28:48,585 WARN L197 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-02 21:28:50,006 WARN L197 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-02 21:29:55,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:29:55,247 INFO L93 Difference]: Finished difference Result 122 states and 144 transitions. [2020-12-02 21:29:55,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-02 21:29:55,274 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 26 [2020-12-02 21:29:55,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:29:55,275 INFO L225 Difference]: With dead ends: 122 [2020-12-02 21:29:55,276 INFO L226 Difference]: Without dead ends: 107 [2020-12-02 21:29:55,276 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 30.3s TimeCoverageRelationStatistics Valid=46, Invalid=85, Unknown=1, NotChecked=0, Total=132 [2020-12-02 21:29:55,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-12-02 21:29:55,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 79. [2020-12-02 21:29:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-12-02 21:29:55,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 95 transitions. [2020-12-02 21:29:55,285 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 95 transitions. Word has length 26 [2020-12-02 21:29:55,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:29:55,285 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 95 transitions. [2020-12-02 21:29:55,286 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-02 21:29:55,286 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 95 transitions. [2020-12-02 21:29:55,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-02 21:29:55,286 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:29:55,287 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:29:55,491 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2020-12-02 21:29:55,492 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:29:55,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:29:55,493 INFO L82 PathProgramCache]: Analyzing trace with hash -485446016, now seen corresponding path program 1 times [2020-12-02 21:29:55,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:29:55,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1940032961] [2020-12-02 21:29:55,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 16 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with mathsat -unsat_core_generation=3 [2020-12-02 21:29:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:29:55,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-02 21:29:55,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:29:58,723 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:30:00,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:30:00,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:30:02,151 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:30:03,376 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:30:04,723 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:30:06,022 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:30:07,285 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:30:08,610 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:30:10,046 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:30:10,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:30:10,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1940032961] [2020-12-02 21:30:10,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:30:10,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 12] imperfect sequences [] total 20 [2020-12-02 21:30:10,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087350179] [2020-12-02 21:30:10,091 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-12-02 21:30:10,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:30:10,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-12-02 21:30:10,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2020-12-02 21:30:10,092 INFO L87 Difference]: Start difference. First operand 79 states and 95 transitions. Second operand 20 states. [2020-12-02 21:30:11,370 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:30:12,818 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:30:17,977 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2020-12-02 21:30:18,968 WARN L197 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2020-12-02 21:30:19,829 WARN L197 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:30:20,630 WARN L197 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-02 21:30:21,401 WARN L197 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-12-02 21:30:22,290 WARN L197 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-12-02 21:30:56,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:30:56,508 INFO L93 Difference]: Finished difference Result 86 states and 101 transitions. [2020-12-02 21:30:56,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-02 21:30:56,509 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 27 [2020-12-02 21:30:56,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:30:56,510 INFO L225 Difference]: With dead ends: 86 [2020-12-02 21:30:56,510 INFO L226 Difference]: Without dead ends: 69 [2020-12-02 21:30:56,511 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 19.6s TimeCoverageRelationStatistics Valid=180, Invalid=576, Unknown=0, NotChecked=0, Total=756 [2020-12-02 21:30:56,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-12-02 21:30:56,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2020-12-02 21:30:56,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-12-02 21:30:56,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 84 transitions. [2020-12-02 21:30:56,518 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 84 transitions. Word has length 27 [2020-12-02 21:30:56,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:30:56,518 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 84 transitions. [2020-12-02 21:30:56,518 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-12-02 21:30:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 84 transitions. [2020-12-02 21:30:56,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-02 21:30:56,522 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:30:56,522 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:30:56,728 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 mathsat -unsat_core_generation=3 [2020-12-02 21:30:56,729 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:30:56,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:30:56,730 INFO L82 PathProgramCache]: Analyzing trace with hash 1972844972, now seen corresponding path program 1 times [2020-12-02 21:30:56,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:30:56,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1008936633] [2020-12-02 21:30:56,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 17 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with mathsat -unsat_core_generation=3 [2020-12-02 21:30:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:30:57,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-02 21:30:57,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:30:59,137 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:30:59,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:30:59,644 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:31:01,276 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-02 21:31:03,104 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:31:04,971 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:31:05,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:31:05,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1008936633] [2020-12-02 21:31:05,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:31:05,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2020-12-02 21:31:05,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036651189] [2020-12-02 21:31:05,014 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-02 21:31:05,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:31:05,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-02 21:31:05,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-12-02 21:31:05,016 INFO L87 Difference]: Start difference. First operand 69 states and 84 transitions. Second operand 11 states. [2020-12-02 21:31:05,627 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:31:06,226 WARN L197 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-02 21:31:06,946 WARN L197 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 21:31:10,601 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 21:31:13,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:31:13,346 INFO L93 Difference]: Finished difference Result 78 states and 93 transitions. [2020-12-02 21:31:13,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-02 21:31:13,347 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 37 [2020-12-02 21:31:13,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:31:13,348 INFO L225 Difference]: With dead ends: 78 [2020-12-02 21:31:13,348 INFO L226 Difference]: Without dead ends: 69 [2020-12-02 21:31:13,349 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2020-12-02 21:31:13,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-12-02 21:31:13,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2020-12-02 21:31:13,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-12-02 21:31:13,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 82 transitions. [2020-12-02 21:31:13,362 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 82 transitions. Word has length 37 [2020-12-02 21:31:13,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:31:13,362 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 82 transitions. [2020-12-02 21:31:13,363 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-02 21:31:13,363 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2020-12-02 21:31:13,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-02 21:31:13,363 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:31:13,364 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:31:13,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 mathsat -unsat_core_generation=3 [2020-12-02 21:31:13,572 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:31:13,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:31:13,572 INFO L82 PathProgramCache]: Analyzing trace with hash -515625948, now seen corresponding path program 1 times [2020-12-02 21:31:13,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:31:13,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [473998877] [2020-12-02 21:31:13,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2020-12-02 21:31:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:31:15,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-02 21:31:15,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:31:15,621 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:31:15,962 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2020-12-02 21:31:15,963 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:31:16,406 WARN L197 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:31:16,406 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:16,408 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-02 21:31:16,408 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:37 [2020-12-02 21:31:16,808 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 21:31:16,961 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:16,961 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2020-12-02 21:31:17,001 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:31:17,406 WARN L197 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 21:31:17,406 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:17,408 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-02 21:31:17,408 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:47, output treesize:28 [2020-12-02 21:31:18,175 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-02 21:31:18,806 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:31:18,880 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:31:18,952 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-02 21:31:19,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:31:19,687 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:31:22,355 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-02 21:31:23,409 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-12-02 21:31:25,409 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-12-02 21:31:25,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:31:25,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [473998877] [2020-12-02 21:31:25,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:31:25,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 13 [2020-12-02 21:31:25,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822299548] [2020-12-02 21:31:25,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-02 21:31:25,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:31:25,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-02 21:31:25,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-12-02 21:31:25,455 INFO L87 Difference]: Start difference. First operand 69 states and 82 transitions. Second operand 13 states. [2020-12-02 21:31:26,299 WARN L197 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:31:27,048 WARN L197 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:31:32,475 WARN L197 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2020-12-02 21:31:37,320 WARN L197 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2020-12-02 21:31:41,868 WARN L197 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2020-12-02 21:31:42,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:31:42,080 INFO L93 Difference]: Finished difference Result 78 states and 91 transitions. [2020-12-02 21:31:42,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-02 21:31:42,081 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2020-12-02 21:31:42,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:31:42,086 INFO L225 Difference]: With dead ends: 78 [2020-12-02 21:31:42,087 INFO L226 Difference]: Without dead ends: 66 [2020-12-02 21:31:42,089 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 20.6s TimeCoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2020-12-02 21:31:42,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-12-02 21:31:42,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2020-12-02 21:31:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-12-02 21:31:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 77 transitions. [2020-12-02 21:31:42,103 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 77 transitions. Word has length 40 [2020-12-02 21:31:42,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:31:42,105 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 77 transitions. [2020-12-02 21:31:42,105 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-02 21:31:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2020-12-02 21:31:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-02 21:31:42,106 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:31:42,106 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:31:42,320 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 mathsat -unsat_core_generation=3 [2020-12-02 21:31:42,321 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:31:42,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:31:42,322 INFO L82 PathProgramCache]: Analyzing trace with hash 169266622, now seen corresponding path program 1 times [2020-12-02 21:31:42,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:31:42,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2012168084] [2020-12-02 21:31:42,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 19 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with mathsat -unsat_core_generation=3 [2020-12-02 21:31:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:31:44,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-02 21:31:44,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:31:44,483 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2020-12-02 21:31:44,556 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 21:31:44,623 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:44,623 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 21:31:44,895 WARN L197 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-02 21:31:44,895 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:44,896 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-02 21:31:44,896 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2020-12-02 21:31:45,652 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-02 21:31:45,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:31:45,688 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:31:46,917 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2020-12-02 21:31:47,005 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 21:31:47,086 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:47,087 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 21:31:47,340 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:31:47,341 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:47,344 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-02 21:31:47,345 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:31, output treesize:20 [2020-12-02 21:31:48,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:31:48,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2012168084] [2020-12-02 21:31:48,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:31:48,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2020-12-02 21:31:48,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711334853] [2020-12-02 21:31:48,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-02 21:31:48,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:31:48,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-02 21:31:48,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-12-02 21:31:48,422 INFO L87 Difference]: Start difference. First operand 66 states and 77 transitions. Second operand 10 states. [2020-12-02 21:31:48,943 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:31:49,436 WARN L197 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 21:31:50,234 WARN L197 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-02 21:31:50,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:31:50,305 INFO L93 Difference]: Finished difference Result 66 states and 77 transitions. [2020-12-02 21:31:50,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-02 21:31:50,306 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 43 [2020-12-02 21:31:50,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:31:50,307 INFO L225 Difference]: With dead ends: 66 [2020-12-02 21:31:50,307 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 21:31:50,307 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2020-12-02 21:31:50,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 21:31:50,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 21:31:50,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 21:31:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 21:31:50,308 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2020-12-02 21:31:50,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:31:50,309 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 21:31:50,309 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-02 21:31:50,309 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 21:31:50,309 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 21:31:50,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 mathsat -unsat_core_generation=3 [2020-12-02 21:31:50,527 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 21:31:50,744 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 122 [2020-12-02 21:31:50,938 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 147 [2020-12-02 21:31:51,119 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 108 [2020-12-02 21:31:53,113 WARN L197 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 105 DAG size of output: 51 [2020-12-02 21:32:09,995 WARN L197 SmtUtils]: Spent 16.88 s on a formula simplification. DAG size of input: 120 DAG size of output: 86 [2020-12-02 21:32:10,689 WARN L197 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-02 21:32:18,877 WARN L197 SmtUtils]: Spent 8.12 s on a formula simplification. DAG size of input: 147 DAG size of output: 29 [2020-12-02 21:32:26,391 WARN L197 SmtUtils]: Spent 7.35 s on a formula simplification. DAG size of input: 144 DAG size of output: 78 [2020-12-02 21:32:33,662 WARN L197 SmtUtils]: Spent 7.23 s on a formula simplification. DAG size of input: 108 DAG size of output: 13 [2020-12-02 21:32:42,555 WARN L197 SmtUtils]: Spent 8.89 s on a formula simplification. DAG size of input: 142 DAG size of output: 76 [2020-12-02 21:32:42,559 INFO L262 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-12-02 21:32:42,559 INFO L262 CegarLoopResult]: For program point L70-1(lines 70 74) no Hoare annotation was computed. [2020-12-02 21:32:42,560 INFO L258 CegarLoopResult]: At program point L70-2(lines 70 74) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2_~x (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_33| (_ BitVec 64))) (and (fp.gt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_33|)) (_ +zero 11 53)) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_33|) ULTIMATE.start___ieee754_atan2_~lx~0) (= ULTIMATE.start___ieee754_atan2_~ix~1 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_33|))))) (= ~huge_atan~0 ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) (= ULTIMATE.start_atan_double_~x .cse0) (exists ((|v_skolemized_q#valueAsBitvector_39| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_39|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~iy~0 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_39|))))) (= ((_ to_fp 11 53) currentRoundingMode 1.0) ~one_atan~0) (= (_ +zero 11 53) ~zero_atan2~0) (= ULTIMATE.start_main_~y~0 .cse0) (= ULTIMATE.start___ieee754_atan2_~y .cse0) (not (bvugt (bvor (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2_~hx~1) (bvlshr (bvor ULTIMATE.start___ieee754_atan2_~lx~0 (bvneg ULTIMATE.start___ieee754_atan2_~lx~0)) (_ bv31 32))) (_ bv2146435072 32))) (exists ((|v_skolemized_q#valueAsBitvector_37| (_ BitVec 64))) (and (= ULTIMATE.start___ieee754_atan2_~hx~1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_37|)) (fp.gt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_37|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_37|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_37|)) (_ +zero 11 53)))) (exists ((|v_skolemized_q#valueAsBitvector_39| (_ BitVec 64))) (and (= ULTIMATE.start___ieee754_atan2_~hy~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_39|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_39|)) (fp.neg (_ +zero 11 53))))))) [2020-12-02 21:32:42,560 INFO L262 CegarLoopResult]: For program point L70-3(lines 70 74) no Hoare annotation was computed. [2020-12-02 21:32:42,560 INFO L262 CegarLoopResult]: For program point L70-5(lines 70 74) no Hoare annotation was computed. [2020-12-02 21:32:42,560 INFO L258 CegarLoopResult]: At program point L70-6(lines 70 74) the Hoare annotation is: false [2020-12-02 21:32:42,560 INFO L262 CegarLoopResult]: For program point L70-7(lines 70 74) no Hoare annotation was computed. [2020-12-02 21:32:42,560 INFO L262 CegarLoopResult]: For program point L269(lines 269 276) no Hoare annotation was computed. [2020-12-02 21:32:42,560 INFO L262 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-02 21:32:42,560 INFO L262 CegarLoopResult]: For program point L269-2(lines 269 276) no Hoare annotation was computed. [2020-12-02 21:32:42,561 INFO L262 CegarLoopResult]: For program point L170(lines 170 180) no Hoare annotation was computed. [2020-12-02 21:32:42,561 INFO L262 CegarLoopResult]: For program point L170-2(lines 144 244) no Hoare annotation was computed. [2020-12-02 21:32:42,561 INFO L262 CegarLoopResult]: For program point L171(lines 171 179) no Hoare annotation was computed. [2020-12-02 21:32:42,561 INFO L262 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-12-02 21:32:42,563 INFO L262 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-12-02 21:32:42,563 INFO L262 CegarLoopResult]: For program point L172-2(line 172) no Hoare annotation was computed. [2020-12-02 21:32:42,563 INFO L262 CegarLoopResult]: For program point L272(line 272) no Hoare annotation was computed. [2020-12-02 21:32:42,563 INFO L262 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-12-02 21:32:42,564 INFO L262 CegarLoopResult]: For program point L272-2(lines 272 275) no Hoare annotation was computed. [2020-12-02 21:32:42,565 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-02 21:32:42,565 INFO L262 CegarLoopResult]: For program point L107(lines 107 113) no Hoare annotation was computed. [2020-12-02 21:32:42,565 INFO L262 CegarLoopResult]: For program point L107-2(lines 90 115) no Hoare annotation was computed. [2020-12-02 21:32:42,566 INFO L262 CegarLoopResult]: For program point L107-3(lines 107 113) no Hoare annotation was computed. [2020-12-02 21:32:42,566 INFO L262 CegarLoopResult]: For program point L107-5(lines 90 115) no Hoare annotation was computed. [2020-12-02 21:32:42,566 INFO L262 CegarLoopResult]: For program point L273(line 273) no Hoare annotation was computed. [2020-12-02 21:32:42,566 INFO L262 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-12-02 21:32:42,566 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-02 21:32:42,566 INFO L262 CegarLoopResult]: For program point L76(lines 76 89) no Hoare annotation was computed. [2020-12-02 21:32:42,567 INFO L262 CegarLoopResult]: For program point L76-1(lines 76 89) no Hoare annotation was computed. [2020-12-02 21:32:42,567 INFO L262 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-12-02 21:32:42,567 INFO L258 CegarLoopResult]: At program point L144(lines 144 244) the Hoare annotation is: (let ((.cse3 (fp.neg (_ +zero 11 53)))) (and (let ((.cse0 (= (_ +zero 11 53) ~zero_atan2~0)) (.cse1 (= ULTIMATE.start_main_~y~0 .cse3)) (.cse2 (= |ULTIMATE.start___ieee754_atan2_#res| .cse3))) (or (and (exists ((|v_skolemized_q#valueAsBitvector_39| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_39|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~iy~0 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_39|))))) (exists ((ULTIMATE.start___ieee754_atan2_~hx~1 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2_~hx~1) ULTIMATE.start___ieee754_atan2_~ix~1)) .cse0 .cse1 (exists ((|v_skolemized_q#valueAsBitvector_37| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_38| (_ BitVec 64))) (and (fp.gt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_37|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_37|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_37|)) (_ +zero 11 53)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_38|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_38|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_38|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~m~0 (bvor (bvand (_ bv1 32) (bvashr ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_38|) (_ bv31 32))) (bvand (_ bv2 32) (bvashr ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_37|) (_ bv30 32))))))) .cse2) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_atan_double_#res| .cse3) (= ULTIMATE.start_atan_double_~x .cse3)))) (fp.gt ULTIMATE.start___ieee754_atan2_~x (_ +zero 11 53)) (= ULTIMATE.start___ieee754_atan2_~y .cse3) (exists ((|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (and (= (fp.neg (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_42|))) (= ULTIMATE.start___ieee754_atan2_~hy~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)))) (exists ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64))) (and (fp.gt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (_ +zero 11 53)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|) ULTIMATE.start___ieee754_atan2_~hx~1))))) [2020-12-02 21:32:42,567 INFO L262 CegarLoopResult]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2020-12-02 21:32:42,568 INFO L258 CegarLoopResult]: At program point L78-2(lines 78 82) the Hoare annotation is: false [2020-12-02 21:32:42,568 INFO L262 CegarLoopResult]: For program point L78-3(lines 76 89) no Hoare annotation was computed. [2020-12-02 21:32:42,568 INFO L262 CegarLoopResult]: For program point L78-5(lines 78 82) no Hoare annotation was computed. [2020-12-02 21:32:42,568 INFO L258 CegarLoopResult]: At program point L78-6(lines 78 82) the Hoare annotation is: false [2020-12-02 21:32:42,568 INFO L262 CegarLoopResult]: For program point L78-7(lines 76 89) no Hoare annotation was computed. [2020-12-02 21:32:42,569 INFO L265 CegarLoopResult]: At program point L278(lines 258 279) the Hoare annotation is: true [2020-12-02 21:32:42,569 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-02 21:32:42,569 INFO L262 CegarLoopResult]: For program point L212-2(line 212) no Hoare annotation was computed. [2020-12-02 21:32:42,569 INFO L262 CegarLoopResult]: For program point L215(lines 215 220) no Hoare annotation was computed. [2020-12-02 21:32:42,569 INFO L262 CegarLoopResult]: For program point L149-1(lines 149 154) no Hoare annotation was computed. [2020-12-02 21:32:42,570 INFO L258 CegarLoopResult]: At program point L149-2(lines 149 154) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= ((_ to_fp 11 53) currentRoundingMode 1.0) ~one_atan~0) (= (_ +zero 11 53) ~zero_atan2~0) (= ULTIMATE.start_main_~y~0 .cse0) (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2_~x (_ +zero 11 53)) (= ~huge_atan~0 ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) (= ULTIMATE.start___ieee754_atan2_~y .cse0))) [2020-12-02 21:32:42,570 INFO L262 CegarLoopResult]: For program point L149-3(lines 149 154) no Hoare annotation was computed. [2020-12-02 21:32:42,570 INFO L262 CegarLoopResult]: For program point L249-1(lines 249 253) no Hoare annotation was computed. [2020-12-02 21:32:42,570 INFO L262 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-12-02 21:32:42,570 INFO L258 CegarLoopResult]: At program point L249-2(lines 249 253) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and |ULTIMATE.start_main_#t~short49| (= (_ +zero 11 53) ~zero_atan2~0) (= .cse0 ULTIMATE.start_main_~res~0) (= |ULTIMATE.start___ieee754_atan2_#res| .cse0) (= ULTIMATE.start___signbit_double_~x .cse0))) [2020-12-02 21:32:42,571 INFO L262 CegarLoopResult]: For program point L249-3(lines 249 253) no Hoare annotation was computed. [2020-12-02 21:32:42,571 INFO L262 CegarLoopResult]: For program point L183-2(line 183) no Hoare annotation was computed. [2020-12-02 21:32:42,571 INFO L262 CegarLoopResult]: For program point L217(lines 217 220) no Hoare annotation was computed. [2020-12-02 21:32:42,571 INFO L262 CegarLoopResult]: For program point L217-2(lines 215 220) no Hoare annotation was computed. [2020-12-02 21:32:42,571 INFO L262 CegarLoopResult]: For program point L85(lines 85 88) no Hoare annotation was computed. [2020-12-02 21:32:42,572 INFO L262 CegarLoopResult]: For program point L85-1(lines 85 88) no Hoare annotation was computed. [2020-12-02 21:32:42,572 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 21:32:42,572 INFO L262 CegarLoopResult]: For program point L185(lines 185 209) no Hoare annotation was computed. [2020-12-02 21:32:42,572 INFO L262 CegarLoopResult]: For program point L185-1(lines 144 244) no Hoare annotation was computed. [2020-12-02 21:32:42,572 INFO L262 CegarLoopResult]: For program point L186(lines 186 208) no Hoare annotation was computed. [2020-12-02 21:32:42,572 INFO L262 CegarLoopResult]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2020-12-02 21:32:42,573 INFO L258 CegarLoopResult]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2020-12-02 21:32:42,573 INFO L262 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-12-02 21:32:42,573 INFO L258 CegarLoopResult]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2020-12-02 21:32:42,573 INFO L262 CegarLoopResult]: For program point L21-9(lines 21 25) no Hoare annotation was computed. [2020-12-02 21:32:42,573 INFO L258 CegarLoopResult]: At program point L21-10(lines 21 25) the Hoare annotation is: false [2020-12-02 21:32:42,573 INFO L262 CegarLoopResult]: For program point L187(lines 187 196) no Hoare annotation was computed. [2020-12-02 21:32:42,574 INFO L262 CegarLoopResult]: For program point L221(lines 221 243) no Hoare annotation was computed. [2020-12-02 21:32:42,574 INFO L262 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-02 21:32:42,574 INFO L258 CegarLoopResult]: At program point L255(lines 246 256) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and |ULTIMATE.start_main_#t~short49| (= (_ +zero 11 53) ~zero_atan2~0) (= .cse0 ULTIMATE.start_main_~res~0) (= |ULTIMATE.start___ieee754_atan2_#res| .cse0) (= ULTIMATE.start___signbit_double_~x .cse0) (exists ((|v_skolemized_q#valueAsBitvector_44| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_44|) ULTIMATE.start___signbit_double_~msw~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_44|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_44|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_44|)) (fp.neg (_ +zero 11 53))))) (= (bvadd |ULTIMATE.start___signbit_double_#res| (_ bv4294967295 32)) (_ bv0 32)))) [2020-12-02 21:32:42,574 INFO L262 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-12-02 21:32:42,574 INFO L262 CegarLoopResult]: For program point L156-1(lines 156 161) no Hoare annotation was computed. [2020-12-02 21:32:42,575 INFO L258 CegarLoopResult]: At program point L156-2(lines 156 161) the Hoare annotation is: (let ((.cse3 (fp.neg (_ +zero 11 53)))) (and (= ((_ to_fp 11 53) currentRoundingMode 1.0) ~one_atan~0) (= (_ +zero 11 53) ~zero_atan2~0) (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_33| (_ BitVec 64))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5|))) (let ((.cse1 (select .cse2 (_ bv0 32))) (.cse0 (select .cse2 (_ bv4 32)))) (and (fp.gt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_33|)) (_ +zero 11 53)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_33|) .cse0) (= ULTIMATE.start___ieee754_atan2_~lx~0 .cse1) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_33|) .cse1) (= ULTIMATE.start___ieee754_atan2_~hx~1 .cse0))))) (= ULTIMATE.start_main_~y~0 .cse3) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_33| (_ BitVec 64))) (let ((.cse6 (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5|))) (let ((.cse4 (select .cse6 (_ bv4 32))) (.cse5 (select .cse6 (_ bv0 32)))) (and (fp.gt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_33|)) (_ +zero 11 53)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_33|) .cse4) (= ULTIMATE.start___ieee754_atan2_~lx~0 .cse5) (= ULTIMATE.start___ieee754_atan2_~ix~1 (bvand (_ bv2147483647 32) .cse4)) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_33|) .cse5))))) (fp.gt ULTIMATE.start___ieee754_atan2_~x (_ +zero 11 53)) (= ~huge_atan~0 ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) (= ULTIMATE.start___ieee754_atan2_~y .cse3))) [2020-12-02 21:32:42,575 INFO L262 CegarLoopResult]: For program point L90(lines 90 115) no Hoare annotation was computed. [2020-12-02 21:32:42,575 INFO L262 CegarLoopResult]: For program point L156-3(lines 156 161) no Hoare annotation was computed. [2020-12-02 21:32:42,575 INFO L262 CegarLoopResult]: For program point L90-2(lines 90 115) no Hoare annotation was computed. [2020-12-02 21:32:42,576 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 21:32:42,576 INFO L262 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-12-02 21:32:42,576 INFO L262 CegarLoopResult]: For program point L91(lines 91 94) no Hoare annotation was computed. [2020-12-02 21:32:42,576 INFO L262 CegarLoopResult]: For program point L91-2(lines 91 94) no Hoare annotation was computed. [2020-12-02 21:32:42,576 INFO L262 CegarLoopResult]: For program point L91-3(lines 91 94) no Hoare annotation was computed. [2020-12-02 21:32:42,577 INFO L262 CegarLoopResult]: For program point L91-5(lines 91 94) no Hoare annotation was computed. [2020-12-02 21:32:42,577 INFO L262 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-12-02 21:32:42,577 INFO L262 CegarLoopResult]: For program point L92(lines 92 93) no Hoare annotation was computed. [2020-12-02 21:32:42,577 INFO L262 CegarLoopResult]: For program point L92-1(lines 92 93) no Hoare annotation was computed. [2020-12-02 21:32:42,577 INFO L262 CegarLoopResult]: For program point L26(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:42,577 INFO L262 CegarLoopResult]: For program point L26-1(lines 19 33) no Hoare annotation was computed. [2020-12-02 21:32:42,578 INFO L262 CegarLoopResult]: For program point L26-2(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:42,578 INFO L262 CegarLoopResult]: For program point L26-3(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:42,578 INFO L262 CegarLoopResult]: For program point L26-4(lines 19 33) no Hoare annotation was computed. [2020-12-02 21:32:42,578 INFO L262 CegarLoopResult]: For program point L26-5(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:42,578 INFO L262 CegarLoopResult]: For program point L26-6(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:42,578 INFO L262 CegarLoopResult]: For program point L26-7(lines 19 33) no Hoare annotation was computed. [2020-12-02 21:32:42,579 INFO L262 CegarLoopResult]: For program point L26-8(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:42,579 INFO L262 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-12-02 21:32:42,579 INFO L262 CegarLoopResult]: For program point L226-1(lines 226 230) no Hoare annotation was computed. [2020-12-02 21:32:42,579 INFO L258 CegarLoopResult]: At program point L226-2(lines 226 230) the Hoare annotation is: false [2020-12-02 21:32:42,579 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 21:32:42,579 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-02 21:32:42,580 INFO L262 CegarLoopResult]: For program point L128(lines 128 133) no Hoare annotation was computed. [2020-12-02 21:32:42,580 INFO L262 CegarLoopResult]: For program point L128-1(lines 128 133) no Hoare annotation was computed. [2020-12-02 21:32:42,580 INFO L262 CegarLoopResult]: For program point L163(lines 163 165) no Hoare annotation was computed. [2020-12-02 21:32:42,580 INFO L262 CegarLoopResult]: For program point L98(lines 98 114) no Hoare annotation was computed. [2020-12-02 21:32:42,580 INFO L262 CegarLoopResult]: For program point L98-1(lines 98 114) no Hoare annotation was computed. [2020-12-02 21:32:42,580 INFO L258 CegarLoopResult]: At program point L32(lines 19 33) the Hoare annotation is: false [2020-12-02 21:32:42,581 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 21:32:42,581 INFO L258 CegarLoopResult]: At program point L32-1(lines 19 33) the Hoare annotation is: false [2020-12-02 21:32:42,581 INFO L258 CegarLoopResult]: At program point L32-2(lines 19 33) the Hoare annotation is: false [2020-12-02 21:32:42,581 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 273) no Hoare annotation was computed. [2020-12-02 21:32:42,581 INFO L262 CegarLoopResult]: For program point L231(lines 231 236) no Hoare annotation was computed. [2020-12-02 21:32:42,581 INFO L262 CegarLoopResult]: For program point L198(lines 198 207) no Hoare annotation was computed. [2020-12-02 21:32:42,582 INFO L262 CegarLoopResult]: For program point L231-1(lines 224 237) no Hoare annotation was computed. [2020-12-02 21:32:42,582 INFO L262 CegarLoopResult]: For program point L231-2(lines 231 236) no Hoare annotation was computed. [2020-12-02 21:32:42,582 INFO L262 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-12-02 21:32:42,582 INFO L262 CegarLoopResult]: For program point L99(lines 99 105) no Hoare annotation was computed. [2020-12-02 21:32:42,582 INFO L262 CegarLoopResult]: For program point L132-2(line 132) no Hoare annotation was computed. [2020-12-02 21:32:42,583 INFO L258 CegarLoopResult]: At program point L132-3(lines 66 134) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2_~x (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_33| (_ BitVec 64))) (and (fp.gt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_33|)) (_ +zero 11 53)) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_33|) ULTIMATE.start___ieee754_atan2_~lx~0) (= ULTIMATE.start___ieee754_atan2_~ix~1 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_33|))))) (= ~huge_atan~0 ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) (= ULTIMATE.start_atan_double_~x .cse0) (= ((_ to_fp 11 53) currentRoundingMode 1.0) ~one_atan~0) (exists ((|v_skolemized_q#valueAsBitvector_39| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_39|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~iy~0 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_39|))))) (= (_ +zero 11 53) ~zero_atan2~0) (= ULTIMATE.start_main_~y~0 .cse0) (not (bvugt (bvor (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2_~hx~1) (bvlshr (bvor ULTIMATE.start___ieee754_atan2_~lx~0 (bvneg ULTIMATE.start___ieee754_atan2_~lx~0)) (_ bv31 32))) (_ bv2146435072 32))) (= ULTIMATE.start___ieee754_atan2_~y .cse0) (= |ULTIMATE.start_atan_double_#res| .cse0) (exists ((|v_skolemized_q#valueAsBitvector_37| (_ BitVec 64))) (and (= ULTIMATE.start___ieee754_atan2_~hx~1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_37|)) (fp.gt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_37|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_37|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_37|)) (_ +zero 11 53)))) (exists ((|v_skolemized_q#valueAsBitvector_39| (_ BitVec 64))) (and (= ULTIMATE.start___ieee754_atan2_~hy~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_39|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_39|)) (fp.neg (_ +zero 11 53))))))) [2020-12-02 21:32:42,583 INFO L262 CegarLoopResult]: For program point L99-3(lines 99 105) no Hoare annotation was computed. [2020-12-02 21:32:42,583 INFO L262 CegarLoopResult]: For program point L132-4(line 132) no Hoare annotation was computed. [2020-12-02 21:32:42,583 INFO L262 CegarLoopResult]: For program point L132-6(line 132) no Hoare annotation was computed. [2020-12-02 21:32:42,584 INFO L258 CegarLoopResult]: At program point L132-7(lines 66 134) the Hoare annotation is: false [2020-12-02 21:32:42,584 INFO L262 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-12-02 21:32:42,584 INFO L262 CegarLoopResult]: For program point L166(lines 166 167) no Hoare annotation was computed. [2020-12-02 21:32:42,595 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,597 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,597 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,597 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,599 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,599 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,603 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,605 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,605 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,605 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,606 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,611 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,612 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,612 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,612 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,613 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,613 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,613 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,614 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,614 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,614 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,617 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,620 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,621 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,621 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,621 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hx~1,QUANTIFIED] [2020-12-02 21:32:42,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,624 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,624 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,624 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,625 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,625 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,625 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,625 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,628 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,628 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hx~1,QUANTIFIED] [2020-12-02 21:32:42,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,636 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,637 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,638 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,639 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,643 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,643 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,644 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,644 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,647 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,660 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,667 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,667 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,668 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,668 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,668 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,669 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,669 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,669 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,669 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,670 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,670 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,670 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,671 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,671 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,671 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,671 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,672 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,672 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:32:42 BoogieIcfgContainer [2020-12-02 21:32:42,677 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 21:32:42,677 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 21:32:42,677 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 21:32:42,678 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 21:32:42,679 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:22:08" (3/4) ... [2020-12-02 21:32:42,683 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 21:32:42,706 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2020-12-02 21:32:42,707 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2020-12-02 21:32:42,707 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 21:32:42,708 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 21:32:42,744 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan && ~Pluszero~LONGDOUBLE() == zero_atan2) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_skolemized_q#valueAsBitvector_33 : bv64 :: (((~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_33[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32]) && lx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32]) && v_skolemized_q#valueAsBitvector_33[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32]) && hx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_skolemized_q#valueAsBitvector_33 : bv64 :: (((~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_33[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32]) && lx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32]) && ix == ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && v_skolemized_q#valueAsBitvector_33[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32])) && ~fp.gt~DOUBLE(x, ~Pluszero~LONGDOUBLE())) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2020-12-02 21:32:42,744 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\exists v_skolemized_q#valueAsBitvector_39 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_39[63:63], v_skolemized_q#valueAsBitvector_39[62:52], v_skolemized_q#valueAsBitvector_39[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_39[63:32])) && (\exists ULTIMATE.start___ieee754_atan2_~hx~1 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2_~hx~1) == ix)) && ~Pluszero~LONGDOUBLE() == zero_atan2) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_37 : bv64, v_skolemized_q#valueAsBitvector_38 : bv64 :: (~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_37[63:63], v_skolemized_q#valueAsBitvector_37[62:52], v_skolemized_q#valueAsBitvector_37[51:0]), ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_38[63:63], v_skolemized_q#valueAsBitvector_38[62:52], v_skolemized_q#valueAsBitvector_38[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_38[63:32], 31bv32)), ~bvand32(2bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_37[63:32], 30bv32))))) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) || ((((~Pluszero~LONGDOUBLE() == zero_atan2 && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && ~fp.gt~DOUBLE(x, ~Pluszero~LONGDOUBLE())) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_42 : bv64 :: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_42[63:63], v_skolemized_q#valueAsBitvector_42[62:52], v_skolemized_q#valueAsBitvector_42[51:0]) && hy == v_skolemized_q#valueAsBitvector_42[63:32])) && (\exists v_skolemized_q#valueAsBitvector_41 : bv64 :: ~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_41[63:63], v_skolemized_q#valueAsBitvector_41[62:52], v_skolemized_q#valueAsBitvector_41[51:0]), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_41[63:32] == hx) [2020-12-02 21:32:42,746 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((aux-res == -0.0 && __signbit_double(res) == 1-aux && ~Pluszero~LONGDOUBLE() == zero_atan2) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == res) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2020-12-02 21:32:42,747 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ~fp.gt~DOUBLE(x, ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_33[31:0] == lx) && ix == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_33[63:32]))) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_39 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_39[63:63], v_skolemized_q#valueAsBitvector_39[62:52], v_skolemized_q#valueAsBitvector_39[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_39[63:32]))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && ~Pluszero~LONGDOUBLE() == zero_atan2) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && !~bvugt32(~bvor32(~bvand32(2147483647bv32, hx), ~bvlshr32(~bvor32(lx, ~bvneg32(lx)), 31bv32)), 2146435072bv32)) && (\exists v_skolemized_q#valueAsBitvector_37 : bv64 :: hx == v_skolemized_q#valueAsBitvector_37[63:32] && ~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_37[63:63], v_skolemized_q#valueAsBitvector_37[62:52], v_skolemized_q#valueAsBitvector_37[51:0]), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_39 : bv64 :: hy == v_skolemized_q#valueAsBitvector_39[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_39[63:63], v_skolemized_q#valueAsBitvector_39[62:52], v_skolemized_q#valueAsBitvector_39[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) [2020-12-02 21:32:42,748 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((aux-res == -0.0 && __signbit_double(res) == 1-aux && ~Pluszero~LONGDOUBLE() == zero_atan2) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == res) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_44 : bv64 :: v_skolemized_q#valueAsBitvector_44[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_44[63:63], v_skolemized_q#valueAsBitvector_44[62:52], v_skolemized_q#valueAsBitvector_44[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-12-02 21:32:42,749 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ~fp.gt~DOUBLE(x, ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_33[31:0] == lx) && ix == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_33[63:32]))) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && (\exists v_skolemized_q#valueAsBitvector_39 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_39[63:63], v_skolemized_q#valueAsBitvector_39[62:52], v_skolemized_q#valueAsBitvector_39[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_39[63:32]))) && ~Pluszero~LONGDOUBLE() == zero_atan2) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && !~bvugt32(~bvor32(~bvand32(2147483647bv32, hx), ~bvlshr32(~bvor32(lx, ~bvneg32(lx)), 31bv32)), 2146435072bv32)) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_37 : bv64 :: hx == v_skolemized_q#valueAsBitvector_37[63:32] && ~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_37[63:63], v_skolemized_q#valueAsBitvector_37[62:52], v_skolemized_q#valueAsBitvector_37[51:0]), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_39 : bv64 :: hy == v_skolemized_q#valueAsBitvector_39[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_39[63:63], v_skolemized_q#valueAsBitvector_39[62:52], v_skolemized_q#valueAsBitvector_39[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) [2020-12-02 21:32:42,816 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 21:32:42,817 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 21:32:42,821 INFO L168 Benchmark]: Toolchain (without parser) took 688765.31 ms. Allocated memory was 41.9 MB in the beginning and 60.8 MB in the end (delta: 18.9 MB). Free memory was 22.1 MB in the beginning and 24.4 MB in the end (delta: -2.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:42,821 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 41.9 MB. Free memory is still 24.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 21:32:42,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 505.82 ms. Allocated memory was 41.9 MB in the beginning and 50.3 MB in the end (delta: 8.4 MB). Free memory was 21.8 MB in the beginning and 31.1 MB in the end (delta: -9.3 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:42,822 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.02 ms. Allocated memory is still 50.3 MB. Free memory was 31.1 MB in the beginning and 27.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:42,823 INFO L168 Benchmark]: Boogie Preprocessor took 110.15 ms. Allocated memory is still 50.3 MB. Free memory was 27.7 MB in the beginning and 23.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:42,826 INFO L168 Benchmark]: RCFGBuilder took 53888.81 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 23.9 MB in the beginning and 39.9 MB in the end (delta: -16.0 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:42,832 INFO L168 Benchmark]: TraceAbstraction took 633973.30 ms. Allocated memory is still 60.8 MB. Free memory was 39.5 MB in the beginning and 33.0 MB in the end (delta: 6.5 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:42,833 INFO L168 Benchmark]: Witness Printer took 139.81 ms. Allocated memory is still 60.8 MB. Free memory was 33.0 MB in the beginning and 24.4 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:42,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 41.9 MB. Free memory is still 24.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 505.82 ms. Allocated memory was 41.9 MB in the beginning and 50.3 MB in the end (delta: 8.4 MB). Free memory was 21.8 MB in the beginning and 31.1 MB in the end (delta: -9.3 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 138.02 ms. Allocated memory is still 50.3 MB. Free memory was 31.1 MB in the beginning and 27.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 110.15 ms. Allocated memory is still 50.3 MB. Free memory was 27.7 MB in the beginning and 23.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 53888.81 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 23.9 MB in the beginning and 39.9 MB in the end (delta: -16.0 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 633973.30 ms. Allocated memory is still 60.8 MB. Free memory was 39.5 MB in the beginning and 33.0 MB in the end (delta: 6.5 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.1 GB. * Witness Printer took 139.81 ms. Allocated memory is still 60.8 MB. Free memory was 33.0 MB in the beginning and 24.4 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,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_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,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_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,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_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,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_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,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_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,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_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 273]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant [2020-12-02 21:32:42,878 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,878 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,880 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,880 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,880 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,881 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,888 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,889 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,889 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,889 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,891 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:42,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] Derived loop invariant: (((((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan && ~Pluszero~LONGDOUBLE() == zero_atan2) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_skolemized_q#valueAsBitvector_33 : bv64 :: (((~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_33[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32]) && lx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32]) && v_skolemized_q#valueAsBitvector_33[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32]) && hx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_skolemized_q#valueAsBitvector_33 : bv64 :: (((~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_33[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32]) && lx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32]) && ix == ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && v_skolemized_q#valueAsBitvector_33[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32])) && ~fp.gt~DOUBLE(x, ~Pluszero~LONGDOUBLE())) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 144]: Loop Invariant [2020-12-02 21:32:42,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,898 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,898 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,898 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hx~1,QUANTIFIED] [2020-12-02 21:32:42,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,907 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,907 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,908 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,908 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,908 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hx~1,QUANTIFIED] [2020-12-02 21:32:42,909 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,909 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,909 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,909 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,910 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,910 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_38,QUANTIFIED] [2020-12-02 21:32:42,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_42,QUANTIFIED] [2020-12-02 21:32:42,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] [2020-12-02 21:32:42,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_41,QUANTIFIED] Derived loop invariant: ((((((((((\exists v_skolemized_q#valueAsBitvector_39 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_39[63:63], v_skolemized_q#valueAsBitvector_39[62:52], v_skolemized_q#valueAsBitvector_39[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_39[63:32])) && (\exists ULTIMATE.start___ieee754_atan2_~hx~1 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2_~hx~1) == ix)) && ~Pluszero~LONGDOUBLE() == zero_atan2) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_37 : bv64, v_skolemized_q#valueAsBitvector_38 : bv64 :: (~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_37[63:63], v_skolemized_q#valueAsBitvector_37[62:52], v_skolemized_q#valueAsBitvector_37[51:0]), ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_38[63:63], v_skolemized_q#valueAsBitvector_38[62:52], v_skolemized_q#valueAsBitvector_38[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_38[63:32], 31bv32)), ~bvand32(2bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_37[63:32], 30bv32))))) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) || ((((~Pluszero~LONGDOUBLE() == zero_atan2 && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && ~fp.gt~DOUBLE(x, ~Pluszero~LONGDOUBLE())) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_42 : bv64 :: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_42[63:63], v_skolemized_q#valueAsBitvector_42[62:52], v_skolemized_q#valueAsBitvector_42[51:0]) && hy == v_skolemized_q#valueAsBitvector_42[63:32])) && (\exists v_skolemized_q#valueAsBitvector_41 : bv64 :: ~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_41[63:63], v_skolemized_q#valueAsBitvector_41[62:52], v_skolemized_q#valueAsBitvector_41[51:0]), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_41[63:32] == hx) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant [2020-12-02 21:32:42,922 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,923 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan && ~Pluszero~LONGDOUBLE() == zero_atan2) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~DOUBLE(x, ~Pluszero~LONGDOUBLE())) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant [2020-12-02 21:32:42,926 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,927 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,927 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,927 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] [2020-12-02 21:32:42,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_44,QUANTIFIED] Derived loop invariant: (((((aux-res == -0.0 && __signbit_double(res) == 1-aux && ~Pluszero~LONGDOUBLE() == zero_atan2) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == res) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_44 : bv64 :: v_skolemized_q#valueAsBitvector_44[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_44[63:63], v_skolemized_q#valueAsBitvector_44[62:52], v_skolemized_q#valueAsBitvector_44[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant [2020-12-02 21:32:42,930 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,932 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,932 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,935 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,935 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,937 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,940 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] Derived loop invariant: ((((((((((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ~fp.gt~DOUBLE(x, ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_33[31:0] == lx) && ix == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_33[63:32]))) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && (\exists v_skolemized_q#valueAsBitvector_39 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_39[63:63], v_skolemized_q#valueAsBitvector_39[62:52], v_skolemized_q#valueAsBitvector_39[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_39[63:32]))) && ~Pluszero~LONGDOUBLE() == zero_atan2) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && !~bvugt32(~bvor32(~bvand32(2147483647bv32, hx), ~bvlshr32(~bvor32(lx, ~bvneg32(lx)), 31bv32)), 2146435072bv32)) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_37 : bv64 :: hx == v_skolemized_q#valueAsBitvector_37[63:32] && ~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_37[63:63], v_skolemized_q#valueAsBitvector_37[62:52], v_skolemized_q#valueAsBitvector_37[51:0]), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_39 : bv64 :: hy == v_skolemized_q#valueAsBitvector_39[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_39[63:63], v_skolemized_q#valueAsBitvector_39[62:52], v_skolemized_q#valueAsBitvector_39[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((aux-res == -0.0 && __signbit_double(res) == 1-aux && ~Pluszero~LONGDOUBLE() == zero_atan2) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == res) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 70]: Loop Invariant [2020-12-02 21:32:42,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:42,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:42,964 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,965 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,968 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,968 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,968 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2020-12-02 21:32:42,968 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,968 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,969 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] [2020-12-02 21:32:42,969 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_39,QUANTIFIED] Derived loop invariant: (((((((((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ~fp.gt~DOUBLE(x, ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_33[31:0] == lx) && ix == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_33[63:32]))) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300)) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_39 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_39[63:63], v_skolemized_q#valueAsBitvector_39[62:52], v_skolemized_q#valueAsBitvector_39[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_39[63:32]))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) == one_atan) && ~Pluszero~LONGDOUBLE() == zero_atan2) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && !~bvugt32(~bvor32(~bvand32(2147483647bv32, hx), ~bvlshr32(~bvor32(lx, ~bvneg32(lx)), 31bv32)), 2146435072bv32)) && (\exists v_skolemized_q#valueAsBitvector_37 : bv64 :: hx == v_skolemized_q#valueAsBitvector_37[63:32] && ~fp.gt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_37[63:63], v_skolemized_q#valueAsBitvector_37[62:52], v_skolemized_q#valueAsBitvector_37[51:0]), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_39 : bv64 :: hy == v_skolemized_q#valueAsBitvector_39[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_39[63:63], v_skolemized_q#valueAsBitvector_39[62:52], v_skolemized_q#valueAsBitvector_39[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 120 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 581.7s, OverallIterations: 18, TraceHistogramMax: 1, AutomataDifference: 424.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 52.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1892 SDtfs, 4625 SDslu, 9922 SDs, 0 SdLazy, 935 SolverSat, 105 SolverUnsat, 103 SolverUnknown, 0 SolverNotchecked, 328.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 923 GetRequests, 660 SyntacticMatches, 4 SemanticMatches, 259 ConstructedPredicates, 0 IntricatePredicates, 4 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 206.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 18 MinimizatonAttempts, 296 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 19 LocationsWithAnnotation, 19 PreInvPairs, 33 NumberOfFragments, 573 HoareAnnotationTreeSize, 19 FomulaSimplifications, 3531429 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 19 FomulaSimplificationsInter, 11628 FormulaSimplificationTreeSizeReductionInter, 51.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 12.1s SatisfiabilityAnalysisTime, 139.4s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 840 ConstructedInterpolants, 244 QuantifiedInterpolants, 218482 SizeOfPredicates, 171 NumberOfNonLiveVariables, 2823 ConjunctsInSsa, 192 ConjunctsInUnsatCore, 36 InterpolantComputations, 36 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 proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...