./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1052d.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1052d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5e916ae9c48effac9b6c4a1d1191ee8fa3cb5babfe7e8bb0aead8328ceda8c4a ................................................................................................................................................................................................................................................................................................................. 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_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1052d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5e916ae9c48effac9b6c4a1d1191ee8fa3cb5babfe7e8bb0aead8328ceda8c4a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 11:04:07,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:04:07,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:04:07,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:04:07,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:04:07,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:04:07,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:04:07,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:04:07,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:04:07,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:04:07,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:04:07,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:04:07,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:04:07,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:04:07,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:04:07,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:04:07,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:04:07,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:04:07,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:04:07,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:04:07,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:04:07,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:04:07,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:04:07,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:04:07,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:04:07,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:04:07,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:04:07,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:04:07,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:04:07,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:04:07,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:04:07,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:04:07,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:04:07,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:04:07,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:04:07,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:04:07,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:04:07,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:04:07,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:04:07,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:04:07,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:04:07,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 11:04:07,786 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:04:07,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:04:07,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:04:07,789 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:04:07,789 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:04:07,789 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:04:07,790 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 11:04:07,790 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:04:07,798 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:04:07,798 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 11:04:07,799 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 11:04:07,800 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:04:07,800 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 11:04:07,800 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 11:04:07,801 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 11:04:07,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:04:07,802 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:04:07,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 11:04:07,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:04:07,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:04:07,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:04:07,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:04:07,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:04:07,804 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:04:07,804 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:04:07,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:04:07,805 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:04:07,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:04:07,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:04:07,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:04:07,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:04:07,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:04:07,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:04:07,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:04:07,809 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 11:04:07,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 11:04:07,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:04:07,810 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:04:07,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:04:07,810 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e916ae9c48effac9b6c4a1d1191ee8fa3cb5babfe7e8bb0aead8328ceda8c4a [2021-10-24 11:04:08,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:04:08,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:04:08,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:04:08,149 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:04:08,150 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:04:08,151 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/float-newlib/double_req_bl_1052d.c [2021-10-24 11:04:08,229 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/data/16f5c8561/8e179d5284794fb39346d5ceb051b24f/FLAGfbb682bd5 [2021-10-24 11:04:08,747 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:04:08,747 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/sv-benchmarks/c/float-newlib/double_req_bl_1052d.c [2021-10-24 11:04:08,754 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/data/16f5c8561/8e179d5284794fb39346d5ceb051b24f/FLAGfbb682bd5 [2021-10-24 11:04:09,105 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/data/16f5c8561/8e179d5284794fb39346d5ceb051b24f [2021-10-24 11:04:09,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:04:09,111 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:04:09,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:04:09,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:04:09,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:04:09,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b267f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09, skipping insertion in model container [2021-10-24 11:04:09,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:04:09,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:04:09,341 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_b440ca11-e090-4e06-8285-d2842c0dfcb1/sv-benchmarks/c/float-newlib/double_req_bl_1052d.c[2259,2272] [2021-10-24 11:04:09,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:04:09,352 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 11:04:09,403 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_b440ca11-e090-4e06-8285-d2842c0dfcb1/sv-benchmarks/c/float-newlib/double_req_bl_1052d.c[2259,2272] [2021-10-24 11:04:09,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:04:09,421 INFO L208 MainTranslator]: Completed translation [2021-10-24 11:04:09,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09 WrapperNode [2021-10-24 11:04:09,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:04:09,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 11:04:09,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 11:04:09,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 11:04:09,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 11:04:09,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 11:04:09,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 11:04:09,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 11:04:09,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 11:04:09,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 11:04:09,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 11:04:09,516 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 11:04:09,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (1/1) ... [2021-10-24 11:04:09,529 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:04:09,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 11:04:09,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 11:04:09,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 11:04:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-24 11:04:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 11:04:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-24 11:04:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-24 11:04:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-24 11:04:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 11:04:09,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 11:04:09,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-24 11:04:09,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 11:04:10,269 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 11:04:10,270 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-10-24 11:04:10,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:04:10 BoogieIcfgContainer [2021-10-24 11:04:10,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 11:04:10,275 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 11:04:10,275 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 11:04:10,280 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 11:04:10,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:04:09" (1/3) ... [2021-10-24 11:04:10,281 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c19c6ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:04:10, skipping insertion in model container [2021-10-24 11:04:10,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:09" (2/3) ... [2021-10-24 11:04:10,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c19c6ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:04:10, skipping insertion in model container [2021-10-24 11:04:10,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:04:10" (3/3) ... [2021-10-24 11:04:10,283 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1052d.c [2021-10-24 11:04:10,291 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 11:04:10,292 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-24 11:04:10,385 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 11:04:10,393 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, mAutomataTypeConcurrency=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 [2021-10-24 11:04:10,393 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-24 11:04:10,411 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 20 states have (on average 1.7) internal successors, (34), 21 states have internal predecessors, (34), 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) [2021-10-24 11:04:10,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-24 11:04:10,423 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:04:10,424 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:04:10,424 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:04:10,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:04:10,431 INFO L82 PathProgramCache]: Analyzing trace with hash 2075857304, now seen corresponding path program 1 times [2021-10-24 11:04:10,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 11:04:10,441 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242090507] [2021-10-24 11:04:10,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:04:10,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 11:04:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:04:10,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:10,648 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 11:04:10,648 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242090507] [2021-10-24 11:04:10,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242090507] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 11:04:10,650 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:04:10,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-24 11:04:10,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675946341] [2021-10-24 11:04:10,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 11:04:10,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 11:04:10,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 11:04:10,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 11:04:10,682 INFO L87 Difference]: Start difference. First operand has 22 states, 20 states have (on average 1.7) internal successors, (34), 21 states have internal predecessors, (34), 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 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-10-24 11:04:10,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:04:10,701 INFO L93 Difference]: Finished difference Result 43 states and 67 transitions. [2021-10-24 11:04:10,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 11:04:10,703 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 9 [2021-10-24 11:04:10,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:04:10,715 INFO L225 Difference]: With dead ends: 43 [2021-10-24 11:04:10,715 INFO L226 Difference]: Without dead ends: 20 [2021-10-24 11:04:10,718 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 [2021-10-24 11:04:10,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-10-24 11:04:10,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-10-24 11:04:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 19 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) [2021-10-24 11:04:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2021-10-24 11:04:10,763 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 25 transitions. Word has length 9 [2021-10-24 11:04:10,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:04:10,764 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 25 transitions. [2021-10-24 11:04:10,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-10-24 11:04:10,765 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-10-24 11:04:10,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-24 11:04:10,766 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:04:10,766 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:04:10,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-24 11:04:10,767 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:04:10,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:04:10,772 INFO L82 PathProgramCache]: Analyzing trace with hash -516775941, now seen corresponding path program 1 times [2021-10-24 11:04:10,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 11:04:10,773 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569713636] [2021-10-24 11:04:10,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:04:10,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 11:04:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 11:04:10,858 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-24 11:04:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 11:04:10,934 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-24 11:04:10,934 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-24 11:04:10,937 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 11:04:10,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-24 11:04:10,947 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 11:04:10,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:04:10 BoogieIcfgContainer [2021-10-24 11:04:11,000 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 11:04:11,001 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 11:04:11,002 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 11:04:11,002 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 11:04:11,003 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:04:10" (3/4) ... [2021-10-24 11:04:11,007 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-24 11:04:11,007 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 11:04:11,010 INFO L168 Benchmark]: Toolchain (without parser) took 1897.85 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 55.5 MB in the beginning and 64.3 MB in the end (delta: -8.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:11,011 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory was 62.7 MB in the beginning and 62.6 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:04:11,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.64 ms. Allocated memory is still 90.2 MB. Free memory was 55.3 MB in the beginning and 65.0 MB in the end (delta: -9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:11,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.27 ms. Allocated memory is still 90.2 MB. Free memory was 65.0 MB in the beginning and 63.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:11,025 INFO L168 Benchmark]: Boogie Preprocessor took 52.70 ms. Allocated memory is still 90.2 MB. Free memory was 63.3 MB in the beginning and 61.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:11,026 INFO L168 Benchmark]: RCFGBuilder took 757.22 ms. Allocated memory is still 90.2 MB. Free memory was 61.5 MB in the beginning and 40.2 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:11,027 INFO L168 Benchmark]: TraceAbstraction took 724.91 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 39.6 MB in the beginning and 64.9 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:04:11,027 INFO L168 Benchmark]: Witness Printer took 6.75 ms. Allocated memory is still 109.1 MB. Free memory was 64.9 MB in the beginning and 64.3 MB in the end (delta: 529.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:11,038 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory was 62.7 MB in the beginning and 62.6 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 307.64 ms. Allocated memory is still 90.2 MB. Free memory was 55.3 MB in the beginning and 65.0 MB in the end (delta: -9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.27 ms. Allocated memory is still 90.2 MB. Free memory was 65.0 MB in the beginning and 63.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 52.70 ms. Allocated memory is still 90.2 MB. Free memory was 63.3 MB in the beginning and 61.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 757.22 ms. Allocated memory is still 90.2 MB. Free memory was 61.5 MB in the beginning and 40.2 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 724.91 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 39.6 MB in the beginning and 64.9 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 6.75 ms. Allocated memory is still 109.1 MB. Free memory was 64.9 MB in the beginning and 64.3 MB in the end (delta: 529.8 kB). Peak memory consumption was 2.1 MB. 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: 105]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 104, overapproximation of bitwiseAnd at line 27, overapproximation of someBinaryArithmeticDOUBLEoperation at line 51. Possible FailurePath: [L16] static const double huge_floor = 1.0e300; [L100] double x = 0.0; [L19] __int32_t i0, i1, j0; [L20] __uint32_t i, j; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L22] ieee_double_shape_type ew_u; [L23] ew_u.value = (x) [L24] EXPR ew_u.parts.msw [L24] (i0) = ew_u.parts.msw [L25] EXPR ew_u.parts.lsw [L25] (i1) = ew_u.parts.lsw [L27] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L28] COND FALSE !(j0 < 20) VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L49] COND TRUE j0 > 51 [L50] COND FALSE !(j0 == 0x400) [L53] return x; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L101] double res = floor_double(x); [L104] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L104] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L105] reach_error() VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 561.8ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 18.1ms, AutomataDifference: 59.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 27 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=22occurred 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: 23.4ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 12.5ms SsaConstructionTime, 115.5ms SatisfiabilityAnalysisTime, 84.4ms InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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 [2021-10-24 11:04:11,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/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-e943c26 [2021-10-24 11:04:14,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:04:14,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:04:14,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:04:14,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:04:14,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:04:14,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:04:14,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:04:14,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:04:14,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:04:14,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:04:14,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:04:14,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:04:14,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:04:14,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:04:14,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:04:14,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:04:14,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:04:14,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:04:14,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:04:14,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:04:14,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:04:14,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:04:14,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:04:14,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:04:14,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:04:14,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:04:14,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:04:14,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:04:14,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:04:14,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:04:14,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:04:14,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:04:14,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:04:14,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:04:14,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:04:14,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:04:14,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:04:14,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:04:14,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:04:14,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:04:14,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 11:04:14,219 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:04:14,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:04:14,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:04:14,222 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:04:14,222 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:04:14,223 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:04:14,223 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:04:14,223 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:04:14,223 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:04:14,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:04:14,227 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:04:14,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:04:14,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:04:14,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:04:14,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:04:14,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:04:14,229 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:04:14,229 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 11:04:14,229 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 11:04:14,229 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:04:14,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:04:14,230 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:04:14,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:04:14,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:04:14,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 11:04:14,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:04:14,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:04:14,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:04:14,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:04:14,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:04:14,233 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 11:04:14,233 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 11:04:14,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:04:14,233 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:04:14,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:04:14,234 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_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e916ae9c48effac9b6c4a1d1191ee8fa3cb5babfe7e8bb0aead8328ceda8c4a [2021-10-24 11:04:14,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:04:14,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:04:14,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:04:14,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:04:14,779 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:04:14,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/float-newlib/double_req_bl_1052d.c [2021-10-24 11:04:14,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/data/a9ad70db7/fc16afb085e44b70991cd69f63c2faed/FLAG070976237 [2021-10-24 11:04:15,600 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:04:15,601 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/sv-benchmarks/c/float-newlib/double_req_bl_1052d.c [2021-10-24 11:04:15,610 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/data/a9ad70db7/fc16afb085e44b70991cd69f63c2faed/FLAG070976237 [2021-10-24 11:04:15,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/data/a9ad70db7/fc16afb085e44b70991cd69f63c2faed [2021-10-24 11:04:15,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:04:15,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:04:15,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:04:15,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:04:15,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:04:15,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:04:15" (1/1) ... [2021-10-24 11:04:15,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c3774b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:15, skipping insertion in model container [2021-10-24 11:04:15,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:04:15" (1/1) ... [2021-10-24 11:04:15,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:04:15,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:04:16,161 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_b440ca11-e090-4e06-8285-d2842c0dfcb1/sv-benchmarks/c/float-newlib/double_req_bl_1052d.c[2259,2272] [2021-10-24 11:04:16,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:04:16,202 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 11:04:16,262 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_b440ca11-e090-4e06-8285-d2842c0dfcb1/sv-benchmarks/c/float-newlib/double_req_bl_1052d.c[2259,2272] [2021-10-24 11:04:16,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:04:16,284 INFO L208 MainTranslator]: Completed translation [2021-10-24 11:04:16,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16 WrapperNode [2021-10-24 11:04:16,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:04:16,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 11:04:16,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 11:04:16,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 11:04:16,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (1/1) ... [2021-10-24 11:04:16,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (1/1) ... [2021-10-24 11:04:16,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 11:04:16,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 11:04:16,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 11:04:16,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 11:04:16,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (1/1) ... [2021-10-24 11:04:16,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (1/1) ... [2021-10-24 11:04:16,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (1/1) ... [2021-10-24 11:04:16,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (1/1) ... [2021-10-24 11:04:16,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (1/1) ... [2021-10-24 11:04:16,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (1/1) ... [2021-10-24 11:04:16,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (1/1) ... [2021-10-24 11:04:16,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 11:04:16,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 11:04:16,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 11:04:16,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 11:04:16,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (1/1) ... [2021-10-24 11:04:16,385 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:04:16,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 11:04:16,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 11:04:16,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 11:04:16,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-24 11:04:16,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-24 11:04:16,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 11:04:16,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 11:04:16,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-24 11:04:16,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 11:04:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 11:04:16,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-24 11:04:16,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 11:04:18,366 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 11:04:18,367 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-10-24 11:04:18,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:04:18 BoogieIcfgContainer [2021-10-24 11:04:18,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 11:04:18,372 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 11:04:18,372 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 11:04:18,376 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 11:04:18,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:04:15" (1/3) ... [2021-10-24 11:04:18,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c0be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:04:18, skipping insertion in model container [2021-10-24 11:04:18,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:04:16" (2/3) ... [2021-10-24 11:04:18,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c0be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:04:18, skipping insertion in model container [2021-10-24 11:04:18,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:04:18" (3/3) ... [2021-10-24 11:04:18,380 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1052d.c [2021-10-24 11:04:18,387 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 11:04:18,387 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-24 11:04:18,443 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 11:04:18,449 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, mAutomataTypeConcurrency=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 [2021-10-24 11:04:18,449 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-24 11:04:18,470 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 36 states have (on average 1.6666666666666667) internal successors, (60), 37 states have internal predecessors, (60), 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) [2021-10-24 11:04:18,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-24 11:04:18,490 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:04:18,490 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:04:18,491 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:04:18,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:04:18,497 INFO L82 PathProgramCache]: Analyzing trace with hash -1930029915, now seen corresponding path program 1 times [2021-10-24 11:04:18,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:04:18,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [576528596] [2021-10-24 11:04:18,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:04:18,510 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:04:18,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:04:18,514 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:04:18,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 11:04:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:04:18,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 11:04:18,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:04:18,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:18,767 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:04:18,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:18,812 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:04:18,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [576528596] [2021-10-24 11:04:18,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [576528596] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:04:18,814 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:04:18,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 11:04:18,816 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960901798] [2021-10-24 11:04:18,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 11:04:18,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:04:18,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 11:04:18,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 11:04:18,841 INFO L87 Difference]: Start difference. First operand has 38 states, 36 states have (on average 1.6666666666666667) internal successors, (60), 37 states have internal predecessors, (60), 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) [2021-10-24 11:04:18,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:04:18,861 INFO L93 Difference]: Finished difference Result 74 states and 118 transitions. [2021-10-24 11:04:18,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 11:04:18,863 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 [2021-10-24 11:04:18,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:04:18,873 INFO L225 Difference]: With dead ends: 74 [2021-10-24 11:04:18,873 INFO L226 Difference]: Without dead ends: 35 [2021-10-24 11:04:18,877 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 [2021-10-24 11:04:18,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-24 11:04:18,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-24 11:04:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.4705882352941178) internal successors, (50), 34 states have internal predecessors, (50), 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) [2021-10-24 11:04:18,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 50 transitions. [2021-10-24 11:04:18,940 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 50 transitions. Word has length 11 [2021-10-24 11:04:18,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:04:18,941 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 50 transitions. [2021-10-24 11:04:18,941 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) [2021-10-24 11:04:18,942 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2021-10-24 11:04:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-24 11:04:18,943 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:04:18,943 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:04:18,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 11:04:19,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:04:19,160 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:04:19,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:04:19,162 INFO L82 PathProgramCache]: Analyzing trace with hash -1310108990, now seen corresponding path program 1 times [2021-10-24 11:04:19,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:04:19,163 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [531720764] [2021-10-24 11:04:19,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:04:19,163 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:04:19,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:04:19,164 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:04:19,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 11:04:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:04:19,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-24 11:04:19,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:04:19,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:19,541 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:04:19,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:19,701 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:04:19,701 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [531720764] [2021-10-24 11:04:19,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [531720764] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:04:19,702 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:04:19,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-24 11:04:19,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522737310] [2021-10-24 11:04:19,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 11:04:19,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:04:19,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 11:04:19,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 11:04:19,706 INFO L87 Difference]: Start difference. First operand 35 states and 50 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:04:20,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:04:20,083 INFO L93 Difference]: Finished difference Result 47 states and 62 transitions. [2021-10-24 11:04:20,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 11:04:20,088 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-10-24 11:04:20,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:04:20,088 INFO L225 Difference]: With dead ends: 47 [2021-10-24 11:04:20,089 INFO L226 Difference]: Without dead ends: 21 [2021-10-24 11:04:20,090 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 215.3ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-10-24 11:04:20,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-10-24 11:04:20,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-10-24 11:04:20,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.1) internal successors, (22), 20 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:04:20,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2021-10-24 11:04:20,098 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 12 [2021-10-24 11:04:20,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:04:20,099 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2021-10-24 11:04:20,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:04:20,099 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2021-10-24 11:04:20,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-24 11:04:20,103 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:04:20,103 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:04:20,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 11:04:20,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:04:20,304 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:04:20,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:04:20,305 INFO L82 PathProgramCache]: Analyzing trace with hash -649381144, now seen corresponding path program 1 times [2021-10-24 11:04:20,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:04:20,306 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [35034840] [2021-10-24 11:04:20,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:04:20,306 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:04:20,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:04:20,307 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:04:20,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 11:04:20,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:04:20,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-24 11:04:20,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:04:20,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:20,957 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:04:25,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:25,520 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:04:25,520 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [35034840] [2021-10-24 11:04:25,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [35034840] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:04:25,520 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:04:25,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-10-24 11:04:25,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399467554] [2021-10-24 11:04:25,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 11:04:25,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:04:25,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 11:04:25,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-24 11:04:25,522 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 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) [2021-10-24 11:04:26,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:04:26,406 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2021-10-24 11:04:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 11:04:26,416 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 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 15 [2021-10-24 11:04:26,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:04:26,416 INFO L225 Difference]: With dead ends: 33 [2021-10-24 11:04:26,417 INFO L226 Difference]: Without dead ends: 21 [2021-10-24 11:04:26,417 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1629.0ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-24 11:04:26,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-10-24 11:04:26,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-10-24 11:04:26,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 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) [2021-10-24 11:04:26,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2021-10-24 11:04:26,423 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 15 [2021-10-24 11:04:26,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:04:26,424 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2021-10-24 11:04:26,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 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) [2021-10-24 11:04:26,425 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2021-10-24 11:04:26,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 11:04:26,425 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:04:26,425 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:04:26,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 11:04:26,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:04:26,627 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:04:26,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:04:26,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1381924140, now seen corresponding path program 1 times [2021-10-24 11:04:26,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:04:26,628 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [70279561] [2021-10-24 11:04:26,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:04:26,629 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:04:26,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:04:26,630 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:04:26,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 11:04:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:04:26,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-24 11:04:26,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:04:26,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2021-10-24 11:04:27,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:27,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:04:27,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2021-10-24 11:04:27,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:27,168 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:04:27,168 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [70279561] [2021-10-24 11:04:27,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [70279561] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:04:27,168 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:04:27,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2021-10-24 11:04:27,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921862519] [2021-10-24 11:04:27,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-24 11:04:27,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:04:27,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-24 11:04:27,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-24 11:04:27,170 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 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) [2021-10-24 11:04:27,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:04:27,450 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2021-10-24 11:04:27,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 11:04:27,451 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 11:04:27,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:04:27,452 INFO L225 Difference]: With dead ends: 24 [2021-10-24 11:04:27,452 INFO L226 Difference]: Without dead ends: 21 [2021-10-24 11:04:27,453 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 169.2ms TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-10-24 11:04:27,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-10-24 11:04:27,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-10-24 11:04:27,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.0) internal successors, (20), 20 states have internal predecessors, (20), 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) [2021-10-24 11:04:27,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 20 transitions. [2021-10-24 11:04:27,459 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 20 transitions. Word has length 16 [2021-10-24 11:04:27,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:04:27,459 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 20 transitions. [2021-10-24 11:04:27,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 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) [2021-10-24 11:04:27,460 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 20 transitions. [2021-10-24 11:04:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-24 11:04:27,461 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:04:27,461 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:04:27,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 11:04:27,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:04:27,662 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:04:27,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:04:27,663 INFO L82 PathProgramCache]: Analyzing trace with hash -2014843095, now seen corresponding path program 1 times [2021-10-24 11:04:27,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:04:27,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [242392548] [2021-10-24 11:04:27,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:04:27,664 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:04:27,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:04:27,666 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:04:27,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 11:04:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:04:27,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-24 11:04:27,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:04:27,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 54 [2021-10-24 11:04:28,275 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-24 11:04:28,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 32 [2021-10-24 11:04:28,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:28,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:04:28,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2021-10-24 11:04:29,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:04:29,031 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:04:29,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [242392548] [2021-10-24 11:04:29,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [242392548] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:04:29,032 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:04:29,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 16 [2021-10-24 11:04:29,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450756181] [2021-10-24 11:04:29,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-24 11:04:29,033 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:04:29,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-24 11:04:29,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-10-24 11:04:29,035 INFO L87 Difference]: Start difference. First operand 21 states and 20 transitions. Second operand has 16 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 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) [2021-10-24 11:04:30,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:04:30,441 INFO L93 Difference]: Finished difference Result 21 states and 20 transitions. [2021-10-24 11:04:30,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-24 11:04:30,444 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 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 20 [2021-10-24 11:04:30,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:04:30,445 INFO L225 Difference]: With dead ends: 21 [2021-10-24 11:04:30,445 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 11:04:30,445 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1118.0ms TimeCoverageRelationStatistics Valid=141, Invalid=411, Unknown=0, NotChecked=0, Total=552 [2021-10-24 11:04:30,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 11:04:30,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 11:04:30,446 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) [2021-10-24 11:04:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 11:04:30,446 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2021-10-24 11:04:30,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:04:30,446 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 11:04:30,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 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) [2021-10-24 11:04:30,446 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 11:04:30,447 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 11:04:30,449 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 11:04:30,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 11:04:30,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:04:30,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 11:04:30,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:04:30,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:04:30,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:04:30,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:04:30,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:04:31,384 INFO L857 garLoopResultBuilder]: For program point L60(lines 60 67) no Hoare annotation was computed. [2021-10-24 11:04:31,384 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 11:04:31,385 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 11:04:31,385 INFO L857 garLoopResultBuilder]: For program point L28(lines 28 71) no Hoare annotation was computed. [2021-10-24 11:04:31,385 INFO L853 garLoopResultBuilder]: At program point L78(lines 18 79) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= ULTIMATE.start_floor_double_~i0~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)))) (exists ((|v_ULTIMATE.start_floor_double_~#iw_u~0.base_10| (_ BitVec 32))) (let ((.cse3 (select |#memory_int| |v_ULTIMATE.start_floor_double_~#iw_u~0.base_10|))) (let ((.cse1 (select .cse3 (_ bv4 32))) (.cse0 (select .cse3 (_ bv0 32)))) (and (= (_ bv0 32) .cse0) (= .cse1 (_ bv0 32)) (= |ULTIMATE.start_floor_double_#res| (let ((.cse2 (concat .cse1 .cse0))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2)))))))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_floor~0) (= ULTIMATE.start_floor_double_~i0~0 ULTIMATE.start_floor_double_~i1~0) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (bvadd ULTIMATE.start_floor_double_~j0~0 (_ bv1023 32)) (bvand (_ bv2047 32) (bvashr ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) (_ bv20 32)))))) (= ULTIMATE.start_floor_double_~x (let ((.cse4 (concat (_ bv0 32) (_ bv0 32)))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))))) [2021-10-24 11:04:31,385 INFO L857 garLoopResultBuilder]: For program point L29(lines 29 48) no Hoare annotation was computed. [2021-10-24 11:04:31,385 INFO L857 garLoopResultBuilder]: For program point L21-1(lines 21 26) no Hoare annotation was computed. [2021-10-24 11:04:31,386 INFO L853 garLoopResultBuilder]: At program point L21-2(lines 21 26) the Hoare annotation is: (and (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_floor~0) (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start_floor_double_~x (let ((.cse0 (concat (_ bv0 32) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))))) [2021-10-24 11:04:31,386 INFO L857 garLoopResultBuilder]: For program point L21-3(lines 21 26) no Hoare annotation was computed. [2021-10-24 11:04:31,386 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-10-24 11:04:31,386 INFO L857 garLoopResultBuilder]: For program point L104-2(lines 104 107) no Hoare annotation was computed. [2021-10-24 11:04:31,386 INFO L857 garLoopResultBuilder]: For program point L30(lines 30 37) no Hoare annotation was computed. [2021-10-24 11:04:31,386 INFO L857 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed. [2021-10-24 11:04:31,387 INFO L857 garLoopResultBuilder]: For program point L72(lines 72 77) no Hoare annotation was computed. [2021-10-24 11:04:31,387 INFO L857 garLoopResultBuilder]: For program point L72-1(lines 18 79) no Hoare annotation was computed. [2021-10-24 11:04:31,387 INFO L857 garLoopResultBuilder]: For program point L72-2(lines 72 77) no Hoare annotation was computed. [2021-10-24 11:04:31,387 INFO L857 garLoopResultBuilder]: For program point L64(lines 64 65) no Hoare annotation was computed. [2021-10-24 11:04:31,387 INFO L857 garLoopResultBuilder]: For program point L31(lines 31 36) no Hoare annotation was computed. [2021-10-24 11:04:31,387 INFO L857 garLoopResultBuilder]: For program point L64-2(lines 64 65) no Hoare annotation was computed. [2021-10-24 11:04:31,388 INFO L857 garLoopResultBuilder]: For program point L56(lines 56 57) no Hoare annotation was computed. [2021-10-24 11:04:31,388 INFO L857 garLoopResultBuilder]: For program point L40(lines 40 41) no Hoare annotation was computed. [2021-10-24 11:04:31,388 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 11:04:31,388 INFO L853 garLoopResultBuilder]: At program point L90(lines 81 91) the Hoare annotation is: (let ((.cse9 (let ((.cse10 (concat (_ bv0 32) (_ bv0 32)))) (fp ((_ extract 63 63) .cse10) ((_ extract 62 52) .cse10) ((_ extract 51 0) .cse10))))) (and (= |ULTIMATE.start___signbit_double_#res| (_ bv0 32)) (exists ((|v_ULTIMATE.start_floor_double_~#iw_u~0.base_10| (_ BitVec 32))) (let ((.cse3 (select |#memory_int| |v_ULTIMATE.start_floor_double_~#iw_u~0.base_10|))) (let ((.cse1 (select .cse3 (_ bv4 32))) (.cse0 (select .cse3 (_ bv0 32)))) (and (= (_ bv0 32) .cse0) (= .cse1 (_ bv0 32)) (= ULTIMATE.start___signbit_double_~x (let ((.cse2 (concat .cse1 .cse0))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2)))))))) |ULTIMATE.start_main_#t~short13| (exists ((|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start___signbit_double_~msw~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (let ((.cse4 (concat (_ bv0 32) (_ bv0 32)))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4)))))) (exists ((|v_ULTIMATE.start_floor_double_~#iw_u~0.base_10| (_ BitVec 32))) (let ((.cse8 (select |#memory_int| |v_ULTIMATE.start_floor_double_~#iw_u~0.base_10|))) (let ((.cse5 (select .cse8 (_ bv0 32))) (.cse7 (select .cse8 (_ bv4 32)))) (and (= (_ bv0 32) .cse5) (= ULTIMATE.start_main_~res~0 (let ((.cse6 (concat .cse7 .cse5))) (fp ((_ extract 63 63) .cse6) ((_ extract 62 52) .cse6) ((_ extract 51 0) .cse6)))) (= .cse7 (_ bv0 32)))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= ULTIMATE.start_floor_double_~i0~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_floor~0) (= ULTIMATE.start_floor_double_~i0~0 ULTIMATE.start_floor_double_~i1~0) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (bvadd ULTIMATE.start_floor_double_~j0~0 (_ bv1023 32)) (bvand (_ bv2047 32) (bvashr ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) (_ bv20 32)))))) (= .cse9 |ULTIMATE.start_floor_double_#res|) (= ULTIMATE.start_floor_double_~x .cse9))) [2021-10-24 11:04:31,388 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 105) no Hoare annotation was computed. [2021-10-24 11:04:31,389 INFO L857 garLoopResultBuilder]: For program point L49(lines 49 71) no Hoare annotation was computed. [2021-10-24 11:04:31,389 INFO L857 garLoopResultBuilder]: For program point L33(lines 33 36) no Hoare annotation was computed. [2021-10-24 11:04:31,389 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 11:04:31,389 INFO L857 garLoopResultBuilder]: For program point L58(lines 58 70) no Hoare annotation was computed. [2021-10-24 11:04:31,389 INFO L857 garLoopResultBuilder]: For program point L50(lines 50 53) no Hoare annotation was computed. [2021-10-24 11:04:31,389 INFO L857 garLoopResultBuilder]: For program point L42(lines 42 47) no Hoare annotation was computed. [2021-10-24 11:04:31,389 INFO L857 garLoopResultBuilder]: For program point L59(lines 59 68) no Hoare annotation was computed. [2021-10-24 11:04:31,390 INFO L857 garLoopResultBuilder]: For program point L59-1(lines 59 68) no Hoare annotation was computed. [2021-10-24 11:04:31,390 INFO L857 garLoopResultBuilder]: For program point L84-1(lines 84 88) no Hoare annotation was computed. [2021-10-24 11:04:31,390 INFO L853 garLoopResultBuilder]: At program point L84-2(lines 84 88) the Hoare annotation is: (let ((.cse8 (let ((.cse9 (concat (_ bv0 32) (_ bv0 32)))) (fp ((_ extract 63 63) .cse9) ((_ extract 62 52) .cse9) ((_ extract 51 0) .cse9))))) (and (exists ((|v_ULTIMATE.start_floor_double_~#iw_u~0.base_10| (_ BitVec 32))) (let ((.cse3 (select |#memory_int| |v_ULTIMATE.start_floor_double_~#iw_u~0.base_10|))) (let ((.cse1 (select .cse3 (_ bv4 32))) (.cse0 (select .cse3 (_ bv0 32)))) (and (= (_ bv0 32) .cse0) (= .cse1 (_ bv0 32)) (= ULTIMATE.start___signbit_double_~x (let ((.cse2 (concat .cse1 .cse0))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2)))))))) |ULTIMATE.start_main_#t~short13| (exists ((|v_ULTIMATE.start_floor_double_~#iw_u~0.base_10| (_ BitVec 32))) (let ((.cse7 (select |#memory_int| |v_ULTIMATE.start_floor_double_~#iw_u~0.base_10|))) (let ((.cse4 (select .cse7 (_ bv0 32))) (.cse6 (select .cse7 (_ bv4 32)))) (and (= (_ bv0 32) .cse4) (= ULTIMATE.start_main_~res~0 (let ((.cse5 (concat .cse6 .cse4))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5)))) (= .cse6 (_ bv0 32)))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= ULTIMATE.start_floor_double_~i0~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_floor~0) (= ULTIMATE.start_floor_double_~i0~0 ULTIMATE.start_floor_double_~i1~0) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (bvadd ULTIMATE.start_floor_double_~j0~0 (_ bv1023 32)) (bvand (_ bv2047 32) (bvashr ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) (_ bv20 32)))))) (= .cse8 |ULTIMATE.start_floor_double_#res|) (= ULTIMATE.start_floor_double_~x .cse8))) [2021-10-24 11:04:31,390 INFO L857 garLoopResultBuilder]: For program point L84-3(lines 84 88) no Hoare annotation was computed. [2021-10-24 11:04:31,390 INFO L860 garLoopResultBuilder]: At program point L109(lines 93 110) the Hoare annotation is: true [2021-10-24 11:04:31,391 INFO L857 garLoopResultBuilder]: For program point L43(lines 43 44) no Hoare annotation was computed. [2021-10-24 11:04:31,391 INFO L857 garLoopResultBuilder]: For program point L43-2(lines 43 44) no Hoare annotation was computed. [2021-10-24 11:04:31,398 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 11:04:31,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,413 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,413 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,413 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,414 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,414 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,414 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,415 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,415 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,415 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,415 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,416 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,416 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,419 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,419 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,419 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,420 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,420 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,429 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,429 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,430 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,430 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,436 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,436 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,436 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,436 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,437 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,437 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,437 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,437 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,438 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,453 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,454 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,454 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,455 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,455 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,458 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,458 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,459 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,460 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,460 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,460 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,460 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,461 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,462 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,462 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,462 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,462 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,463 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,463 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,465 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,465 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,465 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,465 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,465 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,466 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,466 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,466 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,466 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,468 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,469 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,469 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,469 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,469 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,471 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,472 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,472 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,472 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,472 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,473 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,473 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,473 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,473 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,475 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,475 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,475 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,475 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,476 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,476 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,476 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,480 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,480 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,481 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,481 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,481 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,481 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,482 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,482 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,482 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,482 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,483 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,483 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,483 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,483 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,483 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,484 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,484 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,485 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,486 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,486 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,486 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,486 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,487 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,487 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,487 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,487 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,488 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,488 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,488 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,488 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,489 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,489 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,489 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,489 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,492 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,494 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:04:31 BoogieIcfgContainer [2021-10-24 11:04:31,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 11:04:31,496 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 11:04:31,496 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 11:04:31,503 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 11:04:31,504 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:04:18" (3/4) ... [2021-10-24 11:04:31,507 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 11:04:31,519 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-10-24 11:04:31,519 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-24 11:04:31,520 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 11:04:31,520 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 11:04:31,546 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && i0 == v_skolemized_q#valueAsBitvector_5[63:32]) && (\exists v_ULTIMATE.start_floor_double_~#iw_u~0.base_10 : bv32 :: (0bv32 == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32] && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] == 0bv32) && \result == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[51:0]))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && i0 == i1) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && ~bvadd64(j0, 1023bv32) == ~bvand32(2047bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_5[63:32], 20bv32)))) && x == ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) [2021-10-24 11:04:31,547 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\exists v_ULTIMATE.start_floor_double_~#iw_u~0.base_10 : bv32 :: (0bv32 == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32] && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] == 0bv32) && x == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[51:0])) && aux-res == 0.0 && __signbit_double(res) == 0-aux) && (\exists v_ULTIMATE.start_floor_double_~#iw_u~0.base_10 : bv32 :: (0bv32 == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32] && res == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[51:0])) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] == 0bv32)) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && i0 == v_skolemized_q#valueAsBitvector_5[63:32])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && i0 == i1) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && ~bvadd64(j0, 1023bv32) == ~bvand32(2047bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_5[63:32], 20bv32)))) && ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) == \result) && x == ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) [2021-10-24 11:04:31,547 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 0bv32 && (\exists v_ULTIMATE.start_floor_double_~#iw_u~0.base_10 : bv32 :: (0bv32 == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32] && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] == 0bv32) && x == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[51:0]))) && aux-res == 0.0 && __signbit_double(res) == 0-aux) && (\exists v_skolemized_q#valueAsBitvector_6 : bv64 :: v_skolemized_q#valueAsBitvector_6[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_6[63:63], v_skolemized_q#valueAsBitvector_6[62:52], v_skolemized_q#valueAsBitvector_6[51:0]) == ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]))) && (\exists v_ULTIMATE.start_floor_double_~#iw_u~0.base_10 : bv32 :: (0bv32 == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32] && res == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[51:0])) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] == 0bv32)) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && i0 == v_skolemized_q#valueAsBitvector_5[63:32])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && i0 == i1) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && ~bvadd64(j0, 1023bv32) == ~bvand32(2047bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_5[63:32], 20bv32)))) && ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) == \result) && x == ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) [2021-10-24 11:04:31,568 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 11:04:31,568 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 11:04:31,569 INFO L168 Benchmark]: Toolchain (without parser) took 15633.94 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 34.1 MB in the beginning and 48.2 MB in the end (delta: -14.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:31,569 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 56.6 MB. Free memory was 36.4 MB in the beginning and 36.4 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:04:31,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 348.42 ms. Allocated memory is still 56.6 MB. Free memory was 33.9 MB in the beginning and 37.7 MB in the end (delta: -3.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:31,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.91 ms. Allocated memory is still 56.6 MB. Free memory was 37.7 MB in the beginning and 35.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:31,571 INFO L168 Benchmark]: Boogie Preprocessor took 41.71 ms. Allocated memory is still 56.6 MB. Free memory was 35.8 MB in the beginning and 34.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:31,571 INFO L168 Benchmark]: RCFGBuilder took 1993.89 ms. Allocated memory is still 56.6 MB. Free memory was 34.0 MB in the beginning and 32.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:31,572 INFO L168 Benchmark]: TraceAbstraction took 13123.58 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 32.4 MB in the beginning and 27.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:31,572 INFO L168 Benchmark]: Witness Printer took 71.97 ms. Allocated memory is still 71.3 MB. Free memory was 27.0 MB in the beginning and 48.2 MB in the end (delta: -21.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:04:31,575 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 56.6 MB. Free memory was 36.4 MB in the beginning and 36.4 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 348.42 ms. Allocated memory is still 56.6 MB. Free memory was 33.9 MB in the beginning and 37.7 MB in the end (delta: -3.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.91 ms. Allocated memory is still 56.6 MB. Free memory was 37.7 MB in the beginning and 35.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.71 ms. Allocated memory is still 56.6 MB. Free memory was 35.8 MB in the beginning and 34.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1993.89 ms. Allocated memory is still 56.6 MB. Free memory was 34.0 MB in the beginning and 32.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13123.58 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 32.4 MB in the beginning and 27.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. * Witness Printer took 71.97 ms. Allocated memory is still 71.3 MB. Free memory was 27.0 MB in the beginning and 48.2 MB in the end (delta: -21.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,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_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,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_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,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 * 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: 105]: 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, 38 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12956.8ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 35.8ms, AutomataDifference: 3029.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 733.9ms, InitialAbstractionConstructionTime: 10.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 104 SDtfs, 236 SDslu, 86 SDs, 0 SdLazy, 116 SolverSat, 44 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2077.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 153 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 3131.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=0, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 67.7ms AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 10 NumberOfFragments, 551 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 65.8ms HoareSimplificationTime, 5 FomulaSimplificationsInter, 386 FormulaSimplificationTreeSizeReductionInter, 661.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 71.6ms SsaConstructionTime, 557.4ms SatisfiabilityAnalysisTime, 7045.6ms InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 138 ConstructedInterpolants, 18 QuantifiedInterpolants, 880 SizeOfPredicates, 30 NumberOfNonLiveVariables, 267 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant [2021-10-24 11:04:31,586 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,586 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,586 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,587 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,587 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,587 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,587 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,587 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,587 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,588 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,588 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,588 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,588 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,588 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,589 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,589 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,589 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,589 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,589 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,589 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,590 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,590 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,590 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,590 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,590 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,592 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,592 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,592 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,592 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,592 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,593 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,593 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,593 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,593 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,593 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,594 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,594 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,594 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,594 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,594 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,594 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,595 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,595 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,595 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,595 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,595 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,596 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,596 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,596 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,596 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] Derived loop invariant: (((((((((\exists v_ULTIMATE.start_floor_double_~#iw_u~0.base_10 : bv32 :: (0bv32 == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32] && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] == 0bv32) && x == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[51:0])) && aux-res == 0.0 && __signbit_double(res) == 0-aux) && (\exists v_ULTIMATE.start_floor_double_~#iw_u~0.base_10 : bv32 :: (0bv32 == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32] && res == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[51:0])) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] == 0bv32)) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && i0 == v_skolemized_q#valueAsBitvector_5[63:32])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && i0 == i1) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && ~bvadd64(j0, 1023bv32) == ~bvand32(2047bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_5[63:32], 20bv32)))) && ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) == \result) && x == ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) - InvariantResult [Line: 81]: Loop Invariant [2021-10-24 11:04:31,598 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,598 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,598 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,598 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,599 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,599 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,599 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,599 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,600 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,600 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,600 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,600 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,600 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,600 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,601 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,601 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,601 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,601 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,601 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,602 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,602 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,602 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,602 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,602 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,603 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,603 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,603 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,603 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,603 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,605 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,605 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,605 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,606 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,606 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,606 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,606 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,606 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,607 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,607 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,607 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,607 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-24 11:04:31,607 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,607 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,608 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,608 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,608 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,608 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,609 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,609 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,609 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,609 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,609 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,609 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,610 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,610 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,610 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,610 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,610 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] Derived loop invariant: ((((((((((\result == 0bv32 && (\exists v_ULTIMATE.start_floor_double_~#iw_u~0.base_10 : bv32 :: (0bv32 == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32] && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] == 0bv32) && x == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[51:0]))) && aux-res == 0.0 && __signbit_double(res) == 0-aux) && (\exists v_skolemized_q#valueAsBitvector_6 : bv64 :: v_skolemized_q#valueAsBitvector_6[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_6[63:63], v_skolemized_q#valueAsBitvector_6[62:52], v_skolemized_q#valueAsBitvector_6[51:0]) == ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]))) && (\exists v_ULTIMATE.start_floor_double_~#iw_u~0.base_10 : bv32 :: (0bv32 == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32] && res == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[51:0])) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] == 0bv32)) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && i0 == v_skolemized_q#valueAsBitvector_5[63:32])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && i0 == i1) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && ~bvadd64(j0, 1023bv32) == ~bvand32(2047bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_5[63:32], 20bv32)))) && ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) == \result) && x == ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) - InvariantResult [Line: 18]: Loop Invariant [2021-10-24 11:04:31,612 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,612 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,612 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,613 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,613 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,613 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,613 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,613 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,614 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,614 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,614 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,614 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,614 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,615 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,615 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,615 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,616 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,616 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,616 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,617 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,617 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,617 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,617 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,617 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,618 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,618 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,618 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,618 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10,QUANTIFIED] [2021-10-24 11:04:31,618 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,619 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,619 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,619 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-24 11:04:31,619 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] Derived loop invariant: ((((((\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && i0 == v_skolemized_q#valueAsBitvector_5[63:32]) && (\exists v_ULTIMATE.start_floor_double_~#iw_u~0.base_10 : bv32 :: (0bv32 == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32] && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] == 0bv32) && \result == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_10][0bv32])[51:0]))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && i0 == i1) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) && ~bvadd64(j0, 1023bv32) == ~bvand32(2047bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_5[63:32], 20bv32)))) && x == ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) - InvariantResult [Line: 21]: Loop Invariant [2021-10-24 11:04:31,620 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-24 11:04:31,621 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp~LONGDOUBLE((0bv32 ++ 0bv32)[63:63], (0bv32 ++ 0bv32)[62:52], (0bv32 ++ 0bv32)[51:0]) RESULT: Ultimate proved your program to be correct! [2021-10-24 11:04:31,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b440ca11-e090-4e06-8285-d2842c0dfcb1/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...