./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0490b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0490b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt --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 3dc42073aad7bd32a115bf905aa72e02b8442813 ...................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0490b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt --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 3dc42073aad7bd32a115bf905aa72e02b8442813 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:56:00,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:56:00,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:56:00,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:56:00,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:56:00,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:56:00,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:56:00,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:56:00,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:56:00,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:56:00,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:56:00,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:56:00,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:56:00,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:56:00,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:56:00,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:56:00,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:56:00,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:56:00,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:56:00,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:56:00,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:56:00,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:56:00,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:56:00,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:56:00,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:56:00,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:56:00,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:56:00,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:56:00,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:56:00,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:56:00,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:56:00,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:56:00,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:56:00,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:56:00,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:56:00,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:56:00,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:56:00,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:56:00,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:56:00,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:56:00,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:56:00,862 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:56:00,906 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:56:00,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:56:00,907 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:56:00,907 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:56:00,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:56:00,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:56:00,916 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:56:00,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:56:00,916 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:56:00,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:56:00,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:56:00,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:56:00,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:56:00,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:56:00,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:56:00,919 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:56:00,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:56:00,919 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:56:00,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:56:00,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:56:00,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:56:00,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:56:00,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:56:00,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:56:00,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:56:00,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:56:00,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:56:00,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:56:00,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:56:00,923 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:56:00,923 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dc42073aad7bd32a115bf905aa72e02b8442813 [2021-10-13 00:56:01,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:56:01,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:56:01,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:56:01,256 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:56:01,256 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:56:01,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/float-newlib/double_req_bl_0490b.c [2021-10-13 00:56:01,328 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/data/b9443af6b/57946761d8c74e1aa79f8d67609e61d9/FLAGbdef9ae48 [2021-10-13 00:56:01,814 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:56:01,815 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/sv-benchmarks/c/float-newlib/double_req_bl_0490b.c [2021-10-13 00:56:01,841 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/data/b9443af6b/57946761d8c74e1aa79f8d67609e61d9/FLAGbdef9ae48 [2021-10-13 00:56:02,161 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/data/b9443af6b/57946761d8c74e1aa79f8d67609e61d9 [2021-10-13 00:56:02,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:56:02,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:56:02,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:56:02,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:56:02,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:56:02,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60011404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02, skipping insertion in model container [2021-10-13 00:56:02,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:56:02,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:56:02,433 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/sv-benchmarks/c/float-newlib/double_req_bl_0490b.c[5753,5766] [2021-10-13 00:56:02,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:56:02,445 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:56:02,521 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/sv-benchmarks/c/float-newlib/double_req_bl_0490b.c[5753,5766] [2021-10-13 00:56:02,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:56:02,540 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:56:02,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02 WrapperNode [2021-10-13 00:56:02,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:56:02,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:56:02,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:56:02,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:56:02,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:56:02,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:56:02,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:56:02,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:56:02,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:56:02,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:56:02,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:56:02,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:56:02,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (1/1) ... [2021-10-13 00:56:02,687 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:56:02,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:56:02,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:56:02,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:56:02,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:56:02,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:56:02,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-13 00:56:02,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:56:02,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-13 00:56:02,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:56:02,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:56:02,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:56:02,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:56:03,552 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:56:03,553 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-10-13 00:56:03,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:56:03 BoogieIcfgContainer [2021-10-13 00:56:03,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:56:03,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:56:03,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:56:03,578 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:56:03,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:56:02" (1/3) ... [2021-10-13 00:56:03,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6407b096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:56:03, skipping insertion in model container [2021-10-13 00:56:03,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:02" (2/3) ... [2021-10-13 00:56:03,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6407b096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:56:03, skipping insertion in model container [2021-10-13 00:56:03,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:56:03" (3/3) ... [2021-10-13 00:56:03,583 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0490b.c [2021-10-13 00:56:03,590 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:56:03,590 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 00:56:03,638 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:56:03,646 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:56:03,647 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 00:56:03,670 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 102 states have (on average 1.6862745098039216) internal successors, (172), 103 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:03,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 00:56:03,676 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:03,677 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:03,677 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:56:03,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:03,688 INFO L82 PathProgramCache]: Analyzing trace with hash 2057048347, now seen corresponding path program 1 times [2021-10-13 00:56:03,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:56:03,701 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327960770] [2021-10-13 00:56:03,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:03,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:56:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:03,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:03,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:56:03,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327960770] [2021-10-13 00:56:03,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327960770] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:03,936 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:03,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:56:03,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965594754] [2021-10-13 00:56:03,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:56:03,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:56:03,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:56:03,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:56:03,965 INFO L87 Difference]: Start difference. First operand has 104 states, 102 states have (on average 1.6862745098039216) internal successors, (172), 103 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:04,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:04,015 INFO L93 Difference]: Finished difference Result 206 states and 342 transitions. [2021-10-13 00:56:04,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:56:04,016 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-13 00:56:04,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:04,031 INFO L225 Difference]: With dead ends: 206 [2021-10-13 00:56:04,032 INFO L226 Difference]: Without dead ends: 101 [2021-10-13 00:56:04,035 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:56:04,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-13 00:56:04,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-13 00:56:04,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 100 states have (on average 1.46) internal successors, (146), 100 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:04,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 146 transitions. [2021-10-13 00:56:04,095 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 146 transitions. Word has length 11 [2021-10-13 00:56:04,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:04,096 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 146 transitions. [2021-10-13 00:56:04,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 146 transitions. [2021-10-13 00:56:04,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 00:56:04,099 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:04,099 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:04,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:56:04,100 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:56:04,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:04,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1327291576, now seen corresponding path program 1 times [2021-10-13 00:56:04,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:56:04,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168547501] [2021-10-13 00:56:04,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:04,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:56:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:56:04,190 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:56:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:56:04,301 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:56:04,301 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 00:56:04,303 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:56:04,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:56:04,312 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:56:04,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:56:04 BoogieIcfgContainer [2021-10-13 00:56:04,378 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:56:04,379 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:56:04,380 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:56:04,380 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:56:04,381 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:56:03" (3/4) ... [2021-10-13 00:56:04,384 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:56:04,384 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:56:04,387 INFO L168 Benchmark]: Toolchain (without parser) took 2220.41 ms. Allocated memory is still 111.1 MB. Free memory was 69.8 MB in the beginning and 68.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 679.4 kB. Max. memory is 16.1 GB. [2021-10-13 00:56:04,388 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 111.1 MB. Free memory is still 86.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:56:04,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.17 ms. Allocated memory is still 111.1 MB. Free memory was 69.6 MB in the beginning and 81.3 MB in the end (delta: -11.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:04,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.39 ms. Allocated memory is still 111.1 MB. Free memory was 81.3 MB in the beginning and 77.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:04,397 INFO L168 Benchmark]: Boogie Preprocessor took 50.81 ms. Allocated memory is still 111.1 MB. Free memory was 77.8 MB in the beginning and 75.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:04,398 INFO L168 Benchmark]: RCFGBuilder took 878.40 ms. Allocated memory is still 111.1 MB. Free memory was 75.3 MB in the beginning and 51.0 MB in the end (delta: 24.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:04,399 INFO L168 Benchmark]: TraceAbstraction took 820.95 ms. Allocated memory is still 111.1 MB. Free memory was 50.6 MB in the beginning and 68.5 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:56:04,400 INFO L168 Benchmark]: Witness Printer took 5.35 ms. Allocated memory is still 111.1 MB. Free memory was 68.5 MB in the beginning and 68.0 MB in the end (delta: 491.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:56:04,407 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 111.1 MB. Free memory is still 86.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 376.17 ms. Allocated memory is still 111.1 MB. Free memory was 69.6 MB in the beginning and 81.3 MB in the end (delta: -11.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.39 ms. Allocated memory is still 111.1 MB. Free memory was 81.3 MB in the beginning and 77.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.81 ms. Allocated memory is still 111.1 MB. Free memory was 77.8 MB in the beginning and 75.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 878.40 ms. Allocated memory is still 111.1 MB. Free memory was 75.3 MB in the beginning and 51.0 MB in the end (delta: 24.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 820.95 ms. Allocated memory is still 111.1 MB. Free memory was 50.6 MB in the beginning and 68.5 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.35 ms. Allocated memory is still 111.1 MB. Free memory was 68.5 MB in the beginning and 68.0 MB in the end (delta: 491.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 230]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 138, overapproximation of someBinaryArithmeticDOUBLEoperation at line 174, overapproximation of bitwiseAnd at line 156, overapproximation of someBinaryDOUBLEComparisonOperation at line 19. Possible FailurePath: [L21] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L133-L146] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L225] double x = -1.0 / 0.0; [L149] double z, p, q, r, w, s, c, df; [L150] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L152] ieee_double_shape_type gh_u; [L153] gh_u.value = (x) [L154] EXPR gh_u.parts.msw [L154] (hx) = gh_u.parts.msw [L156] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L157] COND FALSE !(ix >= 0x3ff00000) VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L172] COND TRUE ix < 0x3fe00000 VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L173] COND TRUE ix <= 0x3c600000 [L174] return pio2_hi_acos + pio2_lo_acos; VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L226] double res = __ieee754_acos(x); [L19] return x != x; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L229] COND TRUE !isnan_double(res) [L230] reach_error() VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 674.6ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 13.5ms, AutomataDifference: 91.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 149 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 44.6ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 17.6ms SsaConstructionTime, 114.4ms SatisfiabilityAnalysisTime, 99.5ms InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-13 00:56:04,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:56:06,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:56:06,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:56:07,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:56:07,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:56:07,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:56:07,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:56:07,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:56:07,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:56:07,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:56:07,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:56:07,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:56:07,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:56:07,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:56:07,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:56:07,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:56:07,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:56:07,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:56:07,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:56:07,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:56:07,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:56:07,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:56:07,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:56:07,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:56:07,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:56:07,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:56:07,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:56:07,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:56:07,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:56:07,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:56:07,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:56:07,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:56:07,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:56:07,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:56:07,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:56:07,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:56:07,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:56:07,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:56:07,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:56:07,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:56:07,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:56:07,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-13 00:56:07,151 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:56:07,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:56:07,154 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:56:07,154 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:56:07,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:56:07,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:56:07,157 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:56:07,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:56:07,159 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:56:07,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:56:07,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:56:07,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:56:07,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:56:07,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:56:07,161 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:56:07,161 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:56:07,162 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:56:07,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:56:07,162 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:56:07,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:56:07,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:56:07,163 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:56:07,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:56:07,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:56:07,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:56:07,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:56:07,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:56:07,164 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:56:07,164 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:56:07,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:56:07,165 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:56:07,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:56:07,165 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dc42073aad7bd32a115bf905aa72e02b8442813 [2021-10-13 00:56:07,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:56:07,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:56:07,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:56:07,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:56:07,590 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:56:07,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/float-newlib/double_req_bl_0490b.c [2021-10-13 00:56:07,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/data/d684b93e9/284916c8048f464ca35be4933f433074/FLAGcd1f75b29 [2021-10-13 00:56:08,143 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:56:08,144 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/sv-benchmarks/c/float-newlib/double_req_bl_0490b.c [2021-10-13 00:56:08,152 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/data/d684b93e9/284916c8048f464ca35be4933f433074/FLAGcd1f75b29 [2021-10-13 00:56:08,517 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/data/d684b93e9/284916c8048f464ca35be4933f433074 [2021-10-13 00:56:08,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:56:08,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:56:08,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:56:08,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:56:08,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:56:08,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:08,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5565c93c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08, skipping insertion in model container [2021-10-13 00:56:08,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:08,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:56:08,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:56:08,813 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/sv-benchmarks/c/float-newlib/double_req_bl_0490b.c[5753,5766] [2021-10-13 00:56:08,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:56:08,838 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:56:08,968 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/sv-benchmarks/c/float-newlib/double_req_bl_0490b.c[5753,5766] [2021-10-13 00:56:08,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:56:08,987 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:56:08,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08 WrapperNode [2021-10-13 00:56:08,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:56:08,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:56:08,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:56:08,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:56:09,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:09,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:09,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:56:09,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:56:09,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:56:09,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:56:09,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:09,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:09,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:09,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:09,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:09,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:09,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:09,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:56:09,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:56:09,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:56:09,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:56:09,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (1/1) ... [2021-10-13 00:56:09,182 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:56:09,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:56:09,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:56:09,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:56:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-13 00:56:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-13 00:56:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 00:56:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:56:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 00:56:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:56:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:56:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 00:56:09,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:56:33,176 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:56:33,176 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-10-13 00:56:33,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:56:33 BoogieIcfgContainer [2021-10-13 00:56:33,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:56:33,181 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:56:33,182 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:56:33,186 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:56:33,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:56:08" (1/3) ... [2021-10-13 00:56:33,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277e57ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:56:33, skipping insertion in model container [2021-10-13 00:56:33,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:08" (2/3) ... [2021-10-13 00:56:33,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277e57ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:56:33, skipping insertion in model container [2021-10-13 00:56:33,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:56:33" (3/3) ... [2021-10-13 00:56:33,190 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0490b.c [2021-10-13 00:56:33,197 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:56:33,197 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 00:56:33,252 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:56:33,259 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:56:33,260 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 00:56:33,278 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 102 states have (on average 1.6862745098039216) internal successors, (172), 103 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:33,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 00:56:33,285 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:33,285 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:33,286 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:56:33,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:33,293 INFO L82 PathProgramCache]: Analyzing trace with hash 2057048347, now seen corresponding path program 1 times [2021-10-13 00:56:33,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 00:56:33,308 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [283139451] [2021-10-13 00:56:33,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:33,309 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 00:56:33,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 00:56:33,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 00:56:33,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 00:56:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:34,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 00:56:34,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:56:34,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:34,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 00:56:34,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:34,887 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 00:56:34,887 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [283139451] [2021-10-13 00:56:34,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [283139451] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:34,888 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:34,889 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 00:56:34,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364432151] [2021-10-13 00:56:34,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:56:34,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 00:56:34,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:56:34,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:56:34,915 INFO L87 Difference]: Start difference. First operand has 104 states, 102 states have (on average 1.6862745098039216) internal successors, (172), 103 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:34,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:34,947 INFO L93 Difference]: Finished difference Result 206 states and 342 transitions. [2021-10-13 00:56:34,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:56:34,949 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-13 00:56:34,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:34,961 INFO L225 Difference]: With dead ends: 206 [2021-10-13 00:56:34,961 INFO L226 Difference]: Without dead ends: 101 [2021-10-13 00:56:34,965 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:56:34,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-13 00:56:35,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-13 00:56:35,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 100 states have (on average 1.46) internal successors, (146), 100 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:35,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 146 transitions. [2021-10-13 00:56:35,012 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 146 transitions. Word has length 11 [2021-10-13 00:56:35,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:35,012 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 146 transitions. [2021-10-13 00:56:35,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 146 transitions. [2021-10-13 00:56:35,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 00:56:35,014 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:35,014 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:35,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-13 00:56:35,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 00:56:35,238 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:56:35,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:35,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1327291576, now seen corresponding path program 1 times [2021-10-13 00:56:35,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 00:56:35,243 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [343636132] [2021-10-13 00:56:35,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:35,243 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 00:56:35,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 00:56:35,245 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 00:56:35,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 00:56:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:35,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 00:56:35,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:56:37,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:37,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 00:56:39,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:39,070 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 00:56:39,070 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [343636132] [2021-10-13 00:56:39,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [343636132] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:39,071 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:39,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 00:56:39,071 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15389421] [2021-10-13 00:56:39,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:56:39,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 00:56:39,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:56:39,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:56:39,076 INFO L87 Difference]: Start difference. First operand 101 states and 146 transitions. Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:40,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:40,900 INFO L93 Difference]: Finished difference Result 106 states and 150 transitions. [2021-10-13 00:56:41,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:56:41,118 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-10-13 00:56:41,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:41,119 INFO L225 Difference]: With dead ends: 106 [2021-10-13 00:56:41,119 INFO L226 Difference]: Without dead ends: 14 [2021-10-13 00:56:41,120 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2531.5ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:56:41,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-10-13 00:56:41,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-10-13 00:56:41,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.0) internal successors, (13), 13 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:41,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 13 transitions. [2021-10-13 00:56:41,124 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 13 transitions. Word has length 12 [2021-10-13 00:56:41,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:41,125 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 13 transitions. [2021-10-13 00:56:41,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:41,125 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2021-10-13 00:56:41,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 00:56:41,126 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:41,126 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:41,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-10-13 00:56:41,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 00:56:41,336 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:56:41,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:41,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1300627107, now seen corresponding path program 1 times [2021-10-13 00:56:41,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 00:56:41,338 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1569501262] [2021-10-13 00:56:41,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:41,339 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 00:56:41,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 00:56:41,340 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 00:56:41,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 00:56:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:42,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-13 00:56:42,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:56:44,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:44,801 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 00:56:46,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:46,987 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 00:56:46,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1569501262] [2021-10-13 00:56:46,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1569501262] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:46,988 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:46,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 9 [2021-10-13 00:56:46,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726553471] [2021-10-13 00:56:46,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 00:56:46,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 00:56:46,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 00:56:46,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:56:46,991 INFO L87 Difference]: Start difference. First operand 14 states and 13 transitions. Second operand has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 9 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:50,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:50,000 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2021-10-13 00:56:50,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 00:56:50,001 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 9 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-10-13 00:56:50,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:50,001 INFO L225 Difference]: With dead ends: 14 [2021-10-13 00:56:50,002 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:56:50,002 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 3349.6ms TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2021-10-13 00:56:50,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:56:50,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:56:50,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:50,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:56:50,004 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-10-13 00:56:50,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:50,004 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:56:50,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 9 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:50,005 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:56:50,005 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:56:50,008 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:56:50,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:56:50,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 00:56:50,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:56:50,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:50,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:53,781 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 216) no Hoare annotation was computed. [2021-10-13 00:56:53,781 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2021-10-13 00:56:53,782 INFO L853 garLoopResultBuilder]: At program point L151-2(lines 151 155) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_acos_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (= currentRoundingMode roundNearestTiesToEven)) [2021-10-13 00:56:53,782 INFO L857 garLoopResultBuilder]: For program point L151-3(lines 151 155) no Hoare annotation was computed. [2021-10-13 00:56:53,783 INFO L853 garLoopResultBuilder]: At program point L19(line 19) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_acos_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|) (= |ULTIMATE.start___ieee754_acos_#res| (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse1 .cse1)))) (fp.div roundNearestTiesToEven .cse0 .cse0))) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) ULTIMATE.start___ieee754_acos_~ix~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|) ULTIMATE.start___ieee754_acos_~hx~0)))) [2021-10-13 00:56:53,783 INFO L860 garLoopResultBuilder]: At program point L234(lines 219 235) the Hoare annotation is: true [2021-10-13 00:56:53,783 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:56:53,783 INFO L853 garLoopResultBuilder]: At program point L86-2(lines 86 102) the Hoare annotation is: false [2021-10-13 00:56:53,784 INFO L857 garLoopResultBuilder]: For program point L86-3(lines 23 131) no Hoare annotation was computed. [2021-10-13 00:56:53,784 INFO L853 garLoopResultBuilder]: At program point L86-6(lines 86 102) the Hoare annotation is: false [2021-10-13 00:56:53,784 INFO L857 garLoopResultBuilder]: For program point L86-7(lines 23 131) no Hoare annotation was computed. [2021-10-13 00:56:53,785 INFO L857 garLoopResultBuilder]: For program point L54-2(lines 54 55) no Hoare annotation was computed. [2021-10-13 00:56:53,785 INFO L853 garLoopResultBuilder]: At program point L54-3(lines 54 55) the Hoare annotation is: false [2021-10-13 00:56:53,785 INFO L857 garLoopResultBuilder]: For program point L54-4(lines 54 55) no Hoare annotation was computed. [2021-10-13 00:56:53,785 INFO L857 garLoopResultBuilder]: For program point L54-7(lines 54 55) no Hoare annotation was computed. [2021-10-13 00:56:53,786 INFO L853 garLoopResultBuilder]: At program point L54-8(lines 54 55) the Hoare annotation is: false [2021-10-13 00:56:53,786 INFO L857 garLoopResultBuilder]: For program point L54-9(lines 54 55) no Hoare annotation was computed. [2021-10-13 00:56:53,786 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 118) no Hoare annotation was computed. [2021-10-13 00:56:53,786 INFO L857 garLoopResultBuilder]: For program point L104-1(lines 104 118) no Hoare annotation was computed. [2021-10-13 00:56:53,787 INFO L857 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2021-10-13 00:56:53,787 INFO L857 garLoopResultBuilder]: For program point L121-2(lines 121 122) no Hoare annotation was computed. [2021-10-13 00:56:53,787 INFO L857 garLoopResultBuilder]: For program point L121-3(lines 121 122) no Hoare annotation was computed. [2021-10-13 00:56:53,787 INFO L857 garLoopResultBuilder]: For program point L121-5(lines 121 122) no Hoare annotation was computed. [2021-10-13 00:56:53,788 INFO L857 garLoopResultBuilder]: For program point L89(lines 89 98) no Hoare annotation was computed. [2021-10-13 00:56:53,788 INFO L857 garLoopResultBuilder]: For program point L89-2(lines 89 98) no Hoare annotation was computed. [2021-10-13 00:56:53,788 INFO L857 garLoopResultBuilder]: For program point L89-3(lines 89 98) no Hoare annotation was computed. [2021-10-13 00:56:53,788 INFO L857 garLoopResultBuilder]: For program point L89-5(lines 89 98) no Hoare annotation was computed. [2021-10-13 00:56:53,789 INFO L857 garLoopResultBuilder]: For program point L172(lines 172 216) no Hoare annotation was computed. [2021-10-13 00:56:53,789 INFO L857 garLoopResultBuilder]: For program point L106(lines 106 117) no Hoare annotation was computed. [2021-10-13 00:56:53,789 INFO L857 garLoopResultBuilder]: For program point L40(lines 40 45) no Hoare annotation was computed. [2021-10-13 00:56:53,789 INFO L857 garLoopResultBuilder]: For program point L106-2(lines 106 117) no Hoare annotation was computed. [2021-10-13 00:56:53,790 INFO L853 garLoopResultBuilder]: At program point L73-2(lines 73 83) the Hoare annotation is: false [2021-10-13 00:56:53,790 INFO L857 garLoopResultBuilder]: For program point L40-2(lines 40 45) no Hoare annotation was computed. [2021-10-13 00:56:53,790 INFO L857 garLoopResultBuilder]: For program point L73-3(lines 73 83) no Hoare annotation was computed. [2021-10-13 00:56:53,790 INFO L857 garLoopResultBuilder]: For program point L40-3(lines 40 45) no Hoare annotation was computed. [2021-10-13 00:56:53,791 INFO L857 garLoopResultBuilder]: For program point L40-5(lines 40 45) no Hoare annotation was computed. [2021-10-13 00:56:53,791 INFO L853 garLoopResultBuilder]: At program point L73-6(lines 73 83) the Hoare annotation is: false [2021-10-13 00:56:53,791 INFO L857 garLoopResultBuilder]: For program point L73-7(lines 73 83) no Hoare annotation was computed. [2021-10-13 00:56:53,791 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 174) no Hoare annotation was computed. [2021-10-13 00:56:53,791 INFO L857 garLoopResultBuilder]: For program point L41(lines 41 44) no Hoare annotation was computed. [2021-10-13 00:56:53,792 INFO L857 garLoopResultBuilder]: For program point L41-1(lines 41 44) no Hoare annotation was computed. [2021-10-13 00:56:53,792 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:56:53,792 INFO L857 garLoopResultBuilder]: For program point L157(lines 157 171) no Hoare annotation was computed. [2021-10-13 00:56:53,792 INFO L857 garLoopResultBuilder]: For program point L91(lines 91 92) no Hoare annotation was computed. [2021-10-13 00:56:53,792 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 124 129) no Hoare annotation was computed. [2021-10-13 00:56:53,793 INFO L853 garLoopResultBuilder]: At program point L124-2(lines 124 129) the Hoare annotation is: false [2021-10-13 00:56:53,793 INFO L857 garLoopResultBuilder]: For program point L91-2(lines 91 92) no Hoare annotation was computed. [2021-10-13 00:56:53,793 INFO L857 garLoopResultBuilder]: For program point L124-3(lines 124 129) no Hoare annotation was computed. [2021-10-13 00:56:53,793 INFO L857 garLoopResultBuilder]: For program point L91-3(lines 91 92) no Hoare annotation was computed. [2021-10-13 00:56:53,794 INFO L857 garLoopResultBuilder]: For program point L124-5(lines 124 129) no Hoare annotation was computed. [2021-10-13 00:56:53,794 INFO L857 garLoopResultBuilder]: For program point L91-5(lines 91 92) no Hoare annotation was computed. [2021-10-13 00:56:53,794 INFO L853 garLoopResultBuilder]: At program point L124-6(lines 124 129) the Hoare annotation is: false [2021-10-13 00:56:53,794 INFO L857 garLoopResultBuilder]: For program point L124-7(lines 124 129) no Hoare annotation was computed. [2021-10-13 00:56:53,795 INFO L857 garLoopResultBuilder]: For program point L108(lines 108 116) no Hoare annotation was computed. [2021-10-13 00:56:53,795 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-13 00:56:53,795 INFO L857 garLoopResultBuilder]: For program point L108-2(lines 108 116) no Hoare annotation was computed. [2021-10-13 00:56:53,795 INFO L857 garLoopResultBuilder]: For program point L75-2(lines 75 79) no Hoare annotation was computed. [2021-10-13 00:56:53,795 INFO L857 garLoopResultBuilder]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2021-10-13 00:56:53,796 INFO L857 garLoopResultBuilder]: For program point L75-5(lines 75 79) no Hoare annotation was computed. [2021-10-13 00:56:53,796 INFO L857 garLoopResultBuilder]: For program point L43(lines 43 44) no Hoare annotation was computed. [2021-10-13 00:56:53,796 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 43 44) no Hoare annotation was computed. [2021-10-13 00:56:53,796 INFO L857 garLoopResultBuilder]: For program point L159-1(lines 159 163) no Hoare annotation was computed. [2021-10-13 00:56:53,797 INFO L853 garLoopResultBuilder]: At program point L159-2(lines 159 163) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_acos_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) ULTIMATE.start___ieee754_acos_~ix~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|) ULTIMATE.start___ieee754_acos_~hx~0)))) [2021-10-13 00:56:53,797 INFO L857 garLoopResultBuilder]: For program point L159-3(lines 157 171) no Hoare annotation was computed. [2021-10-13 00:56:53,797 INFO L857 garLoopResultBuilder]: For program point L94(lines 94 95) no Hoare annotation was computed. [2021-10-13 00:56:53,798 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:56:53,798 INFO L857 garLoopResultBuilder]: For program point L94-2(lines 94 95) no Hoare annotation was computed. [2021-10-13 00:56:53,798 INFO L857 garLoopResultBuilder]: For program point L94-3(lines 94 95) no Hoare annotation was computed. [2021-10-13 00:56:53,798 INFO L857 garLoopResultBuilder]: For program point L94-5(lines 94 95) no Hoare annotation was computed. [2021-10-13 00:56:53,799 INFO L857 garLoopResultBuilder]: For program point L111(lines 111 116) no Hoare annotation was computed. [2021-10-13 00:56:53,799 INFO L857 garLoopResultBuilder]: For program point L111-3(lines 111 116) no Hoare annotation was computed. [2021-10-13 00:56:53,799 INFO L857 garLoopResultBuilder]: For program point L62(lines 62 65) no Hoare annotation was computed. [2021-10-13 00:56:53,799 INFO L857 garLoopResultBuilder]: For program point L29-1(lines 29 34) no Hoare annotation was computed. [2021-10-13 00:56:53,799 INFO L857 garLoopResultBuilder]: For program point L62-2(lines 62 65) no Hoare annotation was computed. [2021-10-13 00:56:53,800 INFO L853 garLoopResultBuilder]: At program point L29-2(lines 29 34) the Hoare annotation is: false [2021-10-13 00:56:53,800 INFO L857 garLoopResultBuilder]: For program point L62-3(lines 62 65) no Hoare annotation was computed. [2021-10-13 00:56:53,800 INFO L857 garLoopResultBuilder]: For program point L29-3(lines 23 131) no Hoare annotation was computed. [2021-10-13 00:56:53,800 INFO L857 garLoopResultBuilder]: For program point L62-5(lines 62 65) no Hoare annotation was computed. [2021-10-13 00:56:53,801 INFO L857 garLoopResultBuilder]: For program point L29-5(lines 29 34) no Hoare annotation was computed. [2021-10-13 00:56:53,801 INFO L853 garLoopResultBuilder]: At program point L29-6(lines 29 34) the Hoare annotation is: false [2021-10-13 00:56:53,801 INFO L857 garLoopResultBuilder]: For program point L29-7(lines 23 131) no Hoare annotation was computed. [2021-10-13 00:56:53,801 INFO L857 garLoopResultBuilder]: For program point L112(lines 112 113) no Hoare annotation was computed. [2021-10-13 00:56:53,802 INFO L857 garLoopResultBuilder]: For program point L112-2(lines 112 113) no Hoare annotation was computed. [2021-10-13 00:56:53,802 INFO L857 garLoopResultBuilder]: For program point L112-3(lines 112 113) no Hoare annotation was computed. [2021-10-13 00:56:53,802 INFO L857 garLoopResultBuilder]: For program point L112-5(lines 112 113) no Hoare annotation was computed. [2021-10-13 00:56:53,802 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-10-13 00:56:53,802 INFO L853 garLoopResultBuilder]: At program point L130(lines 23 131) the Hoare annotation is: false [2021-10-13 00:56:53,803 INFO L853 garLoopResultBuilder]: At program point L130-1(lines 23 131) the Hoare annotation is: false [2021-10-13 00:56:53,803 INFO L857 garLoopResultBuilder]: For program point L48(lines 48 59) no Hoare annotation was computed. [2021-10-13 00:56:53,803 INFO L857 garLoopResultBuilder]: For program point L48-2(lines 48 59) no Hoare annotation was computed. [2021-10-13 00:56:53,803 INFO L857 garLoopResultBuilder]: For program point L48-3(lines 48 59) no Hoare annotation was computed. [2021-10-13 00:56:53,804 INFO L857 garLoopResultBuilder]: For program point L48-5(lines 48 59) no Hoare annotation was computed. [2021-10-13 00:56:53,804 INFO L857 garLoopResultBuilder]: For program point L230(line 230) no Hoare annotation was computed. [2021-10-13 00:56:53,804 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:56:53,804 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 230) no Hoare annotation was computed. [2021-10-13 00:56:53,805 INFO L853 garLoopResultBuilder]: At program point L49-2(lines 49 53) the Hoare annotation is: false [2021-10-13 00:56:53,805 INFO L857 garLoopResultBuilder]: For program point L49-3(lines 49 53) no Hoare annotation was computed. [2021-10-13 00:56:53,805 INFO L853 garLoopResultBuilder]: At program point L49-6(lines 49 53) the Hoare annotation is: false [2021-10-13 00:56:53,805 INFO L857 garLoopResultBuilder]: For program point L49-7(lines 49 53) no Hoare annotation was computed. [2021-10-13 00:56:53,806 INFO L857 garLoopResultBuilder]: For program point L165(lines 165 168) no Hoare annotation was computed. [2021-10-13 00:56:53,806 INFO L853 garLoopResultBuilder]: At program point L215(lines 148 217) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_acos_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (= |ULTIMATE.start___ieee754_acos_#res| (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse1 .cse1)))) (fp.div roundNearestTiesToEven .cse0 .cse0))) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) ULTIMATE.start___ieee754_acos_~ix~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|) ULTIMATE.start___ieee754_acos_~hx~0)))) [2021-10-13 00:56:53,806 INFO L857 garLoopResultBuilder]: For program point L200-1(lines 200 205) no Hoare annotation was computed. [2021-10-13 00:56:53,807 INFO L853 garLoopResultBuilder]: At program point L200-2(lines 200 205) the Hoare annotation is: false [2021-10-13 00:56:53,807 INFO L857 garLoopResultBuilder]: For program point L200-3(lines 200 205) no Hoare annotation was computed. [2021-10-13 00:56:53,813 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:56:53,823 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,824 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,827 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,828 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,828 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,828 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,828 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,828 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,828 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,834 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,835 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,841 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,841 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,842 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,842 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,842 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,844 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,844 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,845 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,845 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,845 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,845 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,846 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,846 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,846 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,846 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,847 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,847 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,847 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,847 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,853 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,853 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,853 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,854 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,854 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,854 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,854 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,855 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,855 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,855 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,855 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,856 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,856 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,856 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,856 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,857 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,857 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,857 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,857 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,857 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,858 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,858 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,858 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,858 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,861 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,861 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,861 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,862 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,862 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,862 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,862 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,862 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,863 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,863 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,863 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,863 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,864 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,864 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,864 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,864 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,867 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,868 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,868 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,868 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,869 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,869 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,869 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,869 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,870 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,870 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,870 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,870 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,871 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,871 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,871 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:53,871 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,872 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,872 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,872 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,872 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,872 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,873 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,873 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,873 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,873 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,873 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:53,874 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:53,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:56:53 BoogieIcfgContainer [2021-10-13 00:56:53,876 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:56:53,877 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:56:53,877 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:56:53,877 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:56:53,878 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:56:33" (3/4) ... [2021-10-13 00:56:53,882 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:56:53,900 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-10-13 00:56:53,902 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-13 00:56:53,903 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:56:53,904 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:56:53,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-10-13 00:56:53,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_11[63:32]) == ix && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_11[63:32] == hx) [2021-10-13 00:56:53,942 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_11[63:32]) == ix && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_11[63:32] == hx) [2021-10-13 00:56:53,944 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && 1bv32 == \result) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_11[63:32]) == ix && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_11[63:32] == hx) [2021-10-13 00:56:54,061 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:56:54,061 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:56:54,063 INFO L168 Benchmark]: Toolchain (without parser) took 45540.68 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 45.6 MB in the beginning and 39.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:54,064 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory was 62.2 MB in the beginning and 62.1 MB in the end (delta: 69.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:56:54,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 463.99 ms. Allocated memory is still 79.7 MB. Free memory was 45.4 MB in the beginning and 59.9 MB in the end (delta: -14.4 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:54,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.16 ms. Allocated memory is still 79.7 MB. Free memory was 59.9 MB in the beginning and 56.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:54,066 INFO L168 Benchmark]: Boogie Preprocessor took 70.81 ms. Allocated memory is still 79.7 MB. Free memory was 56.8 MB in the beginning and 53.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:54,066 INFO L168 Benchmark]: RCFGBuilder took 24020.41 ms. Allocated memory is still 79.7 MB. Free memory was 53.9 MB in the beginning and 56.6 MB in the end (delta: -2.7 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:54,066 INFO L168 Benchmark]: TraceAbstraction took 20694.69 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 55.9 MB in the beginning and 49.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:54,067 INFO L168 Benchmark]: Witness Printer took 184.79 ms. Allocated memory is still 98.6 MB. Free memory was 48.4 MB in the beginning and 39.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:54,069 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory was 62.2 MB in the beginning and 62.1 MB in the end (delta: 69.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 463.99 ms. Allocated memory is still 79.7 MB. Free memory was 45.4 MB in the beginning and 59.9 MB in the end (delta: -14.4 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.16 ms. Allocated memory is still 79.7 MB. Free memory was 59.9 MB in the beginning and 56.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 70.81 ms. Allocated memory is still 79.7 MB. Free memory was 56.8 MB in the beginning and 53.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 24020.41 ms. Allocated memory is still 79.7 MB. Free memory was 53.9 MB in the beginning and 56.6 MB in the end (delta: -2.7 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20694.69 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 55.9 MB in the beginning and 49.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * Witness Printer took 184.79 ms. Allocated memory is still 98.6 MB. Free memory was 48.4 MB in the beginning and 39.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 230]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20562.0ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 13.1ms, AutomataDifference: 5125.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 3557.5ms, InitialAbstractionConstructionTime: 13.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 162 SDtfs, 51 SDslu, 22 SDs, 0 SdLazy, 29 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2732.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 5881.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 35.7ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 20 LocationsWithAnnotation, 20 PreInvPairs, 25 NumberOfFragments, 279 HoareAnnotationTreeSize, 20 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 77.8ms HoareSimplificationTime, 20 FomulaSimplificationsInter, 36 FormulaSimplificationTreeSizeReductionInter, 3469.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 48.0ms SsaConstructionTime, 1860.1ms SatisfiabilityAnalysisTime, 8994.2ms InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 66 ConstructedInterpolants, 5 QuantifiedInterpolants, 330 SizeOfPredicates, 17 NumberOfNonLiveVariables, 186 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 159]: Loop Invariant [2021-10-13 00:56:54,113 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,113 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,113 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,122 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,123 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,124 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,124 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,125 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,125 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,125 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,125 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,125 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,126 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,126 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,126 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,126 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,126 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,126 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,127 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] Derived loop invariant: (((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_11[63:32]) == ix && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_11[63:32] == hx) - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant [2021-10-13 00:56:54,128 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,128 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,128 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,129 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,129 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,129 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant [2021-10-13 00:56:54,132 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,132 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,134 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,134 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,134 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,138 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,139 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,139 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,139 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,139 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,139 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,139 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,140 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,140 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,141 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,141 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,142 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,142 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,142 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,142 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,142 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,142 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,142 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,143 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,144 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,144 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,144 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,145 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,145 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,145 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,145 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,146 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,146 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,146 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,146 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,146 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,147 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,147 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,147 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,147 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,148 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,148 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,148 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,148 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,148 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] Derived loop invariant: ((((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_11[63:32]) == ix && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_11[63:32] == hx) - InvariantResult [Line: 19]: Loop Invariant [2021-10-13 00:56:54,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,151 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,152 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,152 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,152 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,158 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,159 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,161 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,161 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,161 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,162 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-13 00:56:54,162 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,163 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,163 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,163 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,163 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,163 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,163 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,164 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,164 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-13 00:56:54,164 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,164 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-13 00:56:54,164 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] Derived loop invariant: (((((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && 1bv32 == \result) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_11[63:32]) == ix && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_11[63:32] == hx) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:56:54,384 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-13 00:56:54,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83070ff-23e1-4d24-9e08-32250599cc14/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...