./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7 --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 c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:39:48,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:39:48,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:39:48,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:39:48,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:39:48,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:39:48,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:39:48,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:39:48,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:39:48,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:39:48,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:39:48,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:39:48,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:39:48,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:39:48,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:39:48,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:39:48,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:39:48,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:39:48,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:39:48,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:39:48,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:39:48,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:39:48,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:39:48,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:39:48,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:39:48,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:39:48,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:39:48,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:39:48,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:39:48,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:39:48,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:39:48,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:39:48,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:39:48,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:39:48,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:39:48,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:39:48,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:39:48,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:39:48,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:39:48,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:39:48,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:39:48,816 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 18:39:48,848 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:39:48,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:39:48,849 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:39:48,850 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:39:48,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:39:48,851 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:39:48,851 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:39:48,852 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:39:48,852 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:39:48,853 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:39:48,853 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:39:48,853 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:39:48,854 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:39:48,854 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:39:48,855 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:39:48,855 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:39:48,855 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:39:48,856 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:39:48,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:39:48,857 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:39:48,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:39:48,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:39:48,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:39:48,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:39:48,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:39:48,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:39:48,860 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:39:48,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:39:48,860 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:39:48,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:39:48,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:39:48,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:39:48,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:39:48,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:39:48,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:39:48,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:39:48,863 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:39:48,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:39:48,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:39:48,864 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:39:48,864 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:39:48,864 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_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 [2021-11-25 18:39:49,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:39:49,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:39:49,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:39:49,207 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:39:49,208 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:39:49,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2021-11-25 18:39:49,281 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/data/4e30bc2fa/3de02f71ab814ad9abcdef7a278b8087/FLAG281f8fb64 [2021-11-25 18:39:49,814 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:39:49,815 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2021-11-25 18:39:49,825 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/data/4e30bc2fa/3de02f71ab814ad9abcdef7a278b8087/FLAG281f8fb64 [2021-11-25 18:39:50,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/data/4e30bc2fa/3de02f71ab814ad9abcdef7a278b8087 [2021-11-25 18:39:50,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:39:50,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:39:50,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:39:50,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:39:50,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:39:50,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15e1a83b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50, skipping insertion in model container [2021-11-25 18:39:50,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:39:50,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:39:50,533 WARN L230 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_fe08ff84-e458-4e20-a3e5-89f7938f348f/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c[3716,3729] [2021-11-25 18:39:50,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:39:50,554 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:39:50,631 WARN L230 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_fe08ff84-e458-4e20-a3e5-89f7938f348f/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c[3716,3729] [2021-11-25 18:39:50,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:39:50,649 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:39:50,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50 WrapperNode [2021-11-25 18:39:50,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:39:50,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:39:50,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:39:50,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:39:50,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,737 INFO L137 Inliner]: procedures = 20, calls = 80, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 243 [2021-11-25 18:39:50,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:39:50,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:39:50,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:39:50,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:39:50,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:39:50,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:39:50,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:39:50,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:39:50,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (1/1) ... [2021-11-25 18:39:50,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:39:50,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:39:50,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:39:50,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:39:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:39:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:39:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:39:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-25 18:39:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:39:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-25 18:39:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:39:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:39:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-25 18:39:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:39:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:39:51,051 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:39:51,053 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:39:51,521 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:39:51,571 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:39:51,575 INFO L301 CfgBuilder]: Removed 24 assume(true) statements. [2021-11-25 18:39:51,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:51 BoogieIcfgContainer [2021-11-25 18:39:51,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:39:51,583 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:39:51,583 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:39:51,587 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:39:51,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:39:50" (1/3) ... [2021-11-25 18:39:51,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d360b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:39:51, skipping insertion in model container [2021-11-25 18:39:51,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:50" (2/3) ... [2021-11-25 18:39:51,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d360b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:39:51, skipping insertion in model container [2021-11-25 18:39:51,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:51" (3/3) ... [2021-11-25 18:39:51,591 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1211a.c [2021-11-25 18:39:51,602 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:39:51,602 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:39:51,674 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:39:51,683 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 [2021-11-25 18:39:51,684 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:39:51,703 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 46 states have (on average 1.7173913043478262) internal successors, (79), 47 states have internal predecessors, (79), 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) [2021-11-25 18:39:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 18:39:51,710 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:39:51,716 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:39:51,717 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:39:51,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:39:51,736 INFO L85 PathProgramCache]: Analyzing trace with hash 834473654, now seen corresponding path program 1 times [2021-11-25 18:39:51,753 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:39:51,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303404773] [2021-11-25 18:39:51,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:51,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:39:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:51,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:39:51,998 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:39:51,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303404773] [2021-11-25 18:39:52,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303404773] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:39:52,000 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:39:52,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:39:52,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562956900] [2021-11-25 18:39:52,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:39:52,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 18:39:52,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:39:52,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 18:39:52,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:39:52,056 INFO L87 Difference]: Start difference. First operand has 48 states, 46 states have (on average 1.7173913043478262) internal successors, (79), 47 states have internal predecessors, (79), 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 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:39:52,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:39:52,112 INFO L93 Difference]: Finished difference Result 95 states and 157 transitions. [2021-11-25 18:39:52,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 18:39:52,116 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-25 18:39:52,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:39:52,130 INFO L225 Difference]: With dead ends: 95 [2021-11-25 18:39:52,130 INFO L226 Difference]: Without dead ends: 46 [2021-11-25 18:39:52,135 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:39:52,142 INFO L933 BasicCegarLoop]: 50 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:39:52,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 50 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 18:39:52,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-11-25 18:39:52,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-11-25 18:39:52,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 45 states have internal predecessors, (52), 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) [2021-11-25 18:39:52,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 52 transitions. [2021-11-25 18:39:52,221 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 52 transitions. Word has length 13 [2021-11-25 18:39:52,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:39:52,222 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 52 transitions. [2021-11-25 18:39:52,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:39:52,223 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2021-11-25 18:39:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 18:39:52,226 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:39:52,226 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:39:52,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:39:52,228 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:39:52,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:39:52,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1702812403, now seen corresponding path program 1 times [2021-11-25 18:39:52,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:39:52,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139522839] [2021-11-25 18:39:52,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:52,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:39:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:52,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:39:52,442 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:39:52,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139522839] [2021-11-25 18:39:52,443 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139522839] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:39:52,443 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:39:52,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:39:52,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159215035] [2021-11-25 18:39:52,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:39:52,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:39:52,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:39:52,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:39:52,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:39:52,448 INFO L87 Difference]: Start difference. First operand 46 states and 52 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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) [2021-11-25 18:39:52,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:39:52,487 INFO L93 Difference]: Finished difference Result 49 states and 54 transitions. [2021-11-25 18:39:52,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:39:52,488 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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 [2021-11-25 18:39:52,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:39:52,489 INFO L225 Difference]: With dead ends: 49 [2021-11-25 18:39:52,490 INFO L226 Difference]: Without dead ends: 46 [2021-11-25 18:39:52,490 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:39:52,492 INFO L933 BasicCegarLoop]: 49 mSDtfsCounter, 0 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:39:52,493 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 18:39:52,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-11-25 18:39:52,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-11-25 18:39:52,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.1333333333333333) internal successors, (51), 45 states have internal predecessors, (51), 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) [2021-11-25 18:39:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 51 transitions. [2021-11-25 18:39:52,512 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 51 transitions. Word has length 16 [2021-11-25 18:39:52,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:39:52,514 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 51 transitions. [2021-11-25 18:39:52,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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) [2021-11-25 18:39:52,518 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2021-11-25 18:39:52,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 18:39:52,519 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:39:52,519 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:39:52,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:39:52,520 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:39:52,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:39:52,521 INFO L85 PathProgramCache]: Analyzing trace with hash -2223683, now seen corresponding path program 1 times [2021-11-25 18:39:52,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:39:52,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196762897] [2021-11-25 18:39:52,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:52,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:39:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 18:39:52,645 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 18:39:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 18:39:52,771 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-25 18:39:52,771 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 18:39:52,772 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 18:39:52,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 18:39:52,779 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-25 18:39:52,782 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 18:39:52,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:39:52 BoogieIcfgContainer [2021-11-25 18:39:52,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 18:39:52,860 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 18:39:52,861 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 18:39:52,861 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 18:39:52,861 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:51" (3/4) ... [2021-11-25 18:39:52,865 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 18:39:52,866 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 18:39:52,868 INFO L158 Benchmark]: Toolchain (without parser) took 2679.50ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 66.5MB in the beginning and 70.7MB in the end (delta: -4.2MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2021-11-25 18:39:52,869 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 104.9MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:39:52,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.76ms. Allocated memory is still 104.9MB. Free memory was 66.3MB in the beginning and 72.9MB in the end (delta: -6.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 18:39:52,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.64ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 70.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 18:39:52,884 INFO L158 Benchmark]: Boogie Preprocessor took 94.99ms. Allocated memory is still 104.9MB. Free memory was 70.3MB in the beginning and 68.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 18:39:52,886 INFO L158 Benchmark]: RCFGBuilder took 742.93ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 68.2MB in the beginning and 113.4MB in the end (delta: -45.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2021-11-25 18:39:52,887 INFO L158 Benchmark]: TraceAbstraction took 1275.95ms. Allocated memory is still 138.4MB. Free memory was 112.9MB in the beginning and 71.3MB in the end (delta: 41.5MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2021-11-25 18:39:52,887 INFO L158 Benchmark]: Witness Printer took 5.64ms. Allocated memory is still 138.4MB. Free memory was 71.3MB in the beginning and 70.7MB in the end (delta: 655.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 18:39:52,889 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 104.9MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.76ms. Allocated memory is still 104.9MB. Free memory was 66.3MB in the beginning and 72.9MB in the end (delta: -6.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.64ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 70.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.99ms. Allocated memory is still 104.9MB. Free memory was 70.3MB in the beginning and 68.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 742.93ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 68.2MB in the beginning and 113.4MB in the end (delta: -45.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1275.95ms. Allocated memory is still 138.4MB. Free memory was 112.9MB in the beginning and 71.3MB in the end (delta: 41.5MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. * Witness Printer took 5.64ms. Allocated memory is still 138.4MB. Free memory was 71.3MB in the beginning and 70.7MB in the end (delta: 655.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 152]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 122, overapproximation of someBinaryArithmeticDOUBLEoperation at line 146, overapproximation of bitwiseAnd at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 151. Possible FailurePath: [L20] static const double one_modf = 1.0; [L146] double x = 1.0 / 0.0; [L147] double iptr = __VERIFIER_nondet_double(); [L148] CALL, EXPR modf_double(x, &iptr) [L23] __int32_t i0, i1, j0; [L24] __uint32_t i; VAL [\old(x)=4611686022722355203, iptr={6:0}, iptr={6:0}, one_modf=1, x=4611686022722355203] [L26] ieee_double_shape_type ew_u; [L27] ew_u.value = (x) [L28] EXPR ew_u.parts.msw [L28] (i0) = ew_u.parts.msw [L29] EXPR ew_u.parts.lsw [L29] (i1) = ew_u.parts.lsw [L31] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [\old(x)=4611686022722355203, i0=-2, i1=0, iptr={6:0}, iptr={6:0}, one_modf=1, x=4611686022722355203] [L32] COND TRUE j0 < 20 VAL [\old(x)=4611686022722355203, i0=-2, i1=0, iptr={6:0}, iptr={6:0}, j0=-1, one_modf=1, x=4611686022722355203] [L33] COND TRUE j0 < 0 VAL [\old(x)=4611686022722355203, i0=-2, i1=0, iptr={6:0}, iptr={6:0}, j0=-1, one_modf=1, x=4611686022722355203] [L35] ieee_double_shape_type iw_u; [L36] iw_u.parts.msw = (i0 & 0x80000000) [L37] iw_u.parts.lsw = (0) [L38] EXPR iw_u.value [L38] (*iptr) = iw_u.value [L40] return x; VAL [\old(x)=4611686022722355203, \result=4611686022722355203, i0=-2, i1=0, iptr={6:0}, iptr={6:0}, j0=-1, one_modf=1, x=4611686022722355203] [L148] RET, EXPR modf_double(x, &iptr) [L148] double res = modf_double(x, &iptr); [L151] EXPR \read(iptr) [L151] CALL, EXPR isinf_double(iptr) [L114] __int32_t hx, lx; VAL [\old(x)=4611686022722355201, one_modf=1, x=4611686022722355201] [L116] ieee_double_shape_type ew_u; [L117] ew_u.value = (x) [L118] EXPR ew_u.parts.msw [L118] (hx) = ew_u.parts.msw [L119] EXPR ew_u.parts.lsw [L119] (lx) = ew_u.parts.lsw [L121] hx &= 0x7fffffff [L122] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L123] hx = 0x7ff00000 - hx [L124] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L151] RET, EXPR isinf_double(iptr) [L151] isinf_double(iptr) && !(res == 0.0 && __signbit_double(res) == 0) [L151] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [\read(iptr)=4611686022722355201, iptr={6:0}, isinf_double(iptr)=2147483647, isinf_double(iptr) && !(res == 0.0 && __signbit_double(res) == 0)=1, one_modf=1, res=4611686022722355203, res == 0.0 && __signbit_double(res) == 0=0, x=4611686022722355203] [L151] isinf_double(iptr) && !(res == 0.0 && __signbit_double(res) == 0) VAL [\read(iptr)=4611686022722355201, iptr={6:0}, isinf_double(iptr)=2147483647, isinf_double(iptr) && !(res == 0.0 && __signbit_double(res) == 0)=1, one_modf=1, res=4611686022722355203, res == 0.0 && __signbit_double(res) == 0=0, x=4611686022722355203] [L151] COND TRUE isinf_double(iptr) && !(res == 0.0 && __signbit_double(res) == 0) [L152] reach_error() VAL [iptr={6:0}, one_modf=1, res=4611686022722355203, x=4611686022722355203] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 144 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 46 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 99 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 28 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 [2021-11-25 18:39:52,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7 --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 c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:39:55,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:39:55,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:39:55,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:39:55,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:39:55,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:39:55,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:39:55,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:39:55,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:39:55,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:39:55,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:39:55,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:39:55,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:39:55,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:39:55,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:39:55,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:39:55,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:39:55,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:39:55,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:39:55,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:39:55,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:39:55,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:39:55,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:39:55,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:39:55,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:39:55,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:39:55,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:39:55,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:39:55,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:39:55,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:39:55,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:39:55,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:39:55,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:39:55,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:39:55,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:39:55,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:39:55,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:39:55,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:39:55,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:39:55,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:39:55,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:39:55,993 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-25 18:39:56,048 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:39:56,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:39:56,049 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:39:56,050 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:39:56,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:39:56,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:39:56,051 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:39:56,052 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:39:56,052 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:39:56,052 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:39:56,053 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:39:56,054 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:39:56,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:39:56,056 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:39:56,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:39:56,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:39:56,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:39:56,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:39:56,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:39:56,057 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 18:39:56,057 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 18:39:56,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 18:39:56,058 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:39:56,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:39:56,058 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:39:56,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:39:56,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:39:56,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 18:39:56,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:39:56,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:39:56,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:39:56,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:39:56,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:39:56,061 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 18:39:56,061 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 18:39:56,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:39:56,062 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:39:56,062 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:39:56,062 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_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 [2021-11-25 18:39:56,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:39:56,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:39:56,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:39:56,610 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:39:56,611 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:39:56,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2021-11-25 18:39:56,712 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/data/230b7d398/38f12920f33a46ada01a1cb13879eafa/FLAG76d21ceea [2021-11-25 18:39:57,407 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:39:57,408 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2021-11-25 18:39:57,419 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/data/230b7d398/38f12920f33a46ada01a1cb13879eafa/FLAG76d21ceea [2021-11-25 18:39:57,741 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/data/230b7d398/38f12920f33a46ada01a1cb13879eafa [2021-11-25 18:39:57,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:39:57,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:39:57,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:39:57,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:39:57,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:39:57,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:39:57" (1/1) ... [2021-11-25 18:39:57,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a7ee87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:57, skipping insertion in model container [2021-11-25 18:39:57,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:39:57" (1/1) ... [2021-11-25 18:39:57,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:39:57,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:39:58,094 WARN L230 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_fe08ff84-e458-4e20-a3e5-89f7938f348f/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c[3716,3729] [2021-11-25 18:39:58,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:39:58,115 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:39:58,168 WARN L230 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_fe08ff84-e458-4e20-a3e5-89f7938f348f/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c[3716,3729] [2021-11-25 18:39:58,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:39:58,190 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:39:58,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58 WrapperNode [2021-11-25 18:39:58,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:39:58,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:39:58,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:39:58,192 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:39:58,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (1/1) ... [2021-11-25 18:39:58,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (1/1) ... [2021-11-25 18:39:58,273 INFO L137 Inliner]: procedures = 23, calls = 80, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 242 [2021-11-25 18:39:58,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:39:58,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:39:58,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:39:58,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:39:58,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (1/1) ... [2021-11-25 18:39:58,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (1/1) ... [2021-11-25 18:39:58,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (1/1) ... [2021-11-25 18:39:58,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (1/1) ... [2021-11-25 18:39:58,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (1/1) ... [2021-11-25 18:39:58,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (1/1) ... [2021-11-25 18:39:58,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (1/1) ... [2021-11-25 18:39:58,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:39:58,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:39:58,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:39:58,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:39:58,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (1/1) ... [2021-11-25 18:39:58,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:39:58,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:39:58,381 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:39:58,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:39:58,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:39:58,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-25 18:39:58,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-25 18:39:58,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 18:39:58,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:39:58,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-11-25 18:39:58,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-25 18:39:58,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:39:58,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:39:58,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-25 18:39:58,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:39:58,554 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:39:58,556 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:39:59,448 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:39:59,456 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:39:59,457 INFO L301 CfgBuilder]: Removed 24 assume(true) statements. [2021-11-25 18:39:59,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:59 BoogieIcfgContainer [2021-11-25 18:39:59,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:39:59,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:39:59,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:39:59,465 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:39:59,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:39:57" (1/3) ... [2021-11-25 18:39:59,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f01a13c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:39:59, skipping insertion in model container [2021-11-25 18:39:59,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:58" (2/3) ... [2021-11-25 18:39:59,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f01a13c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:39:59, skipping insertion in model container [2021-11-25 18:39:59,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:59" (3/3) ... [2021-11-25 18:39:59,469 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1211a.c [2021-11-25 18:39:59,476 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:39:59,476 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:39:59,556 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:39:59,589 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 [2021-11-25 18:39:59,589 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:39:59,610 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 50 states have (on average 1.66) internal successors, (83), 51 states have internal predecessors, (83), 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) [2021-11-25 18:39:59,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 18:39:59,618 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:39:59,619 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:39:59,619 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:39:59,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:39:59,631 INFO L85 PathProgramCache]: Analyzing trace with hash -892017235, now seen corresponding path program 1 times [2021-11-25 18:39:59,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:39:59,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2092322723] [2021-11-25 18:39:59,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:59,648 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:39:59,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:39:59,652 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:39:59,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-25 18:39:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:59,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 18:39:59,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:40:00,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:40:00,034 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:40:00,035 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:40:00,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2092322723] [2021-11-25 18:40:00,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2092322723] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:40:00,038 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:40:00,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:40:00,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572701221] [2021-11-25 18:40:00,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:40:00,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 18:40:00,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:40:00,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 18:40:00,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:40:00,089 INFO L87 Difference]: Start difference. First operand has 52 states, 50 states have (on average 1.66) internal successors, (83), 51 states have internal predecessors, (83), 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 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-11-25 18:40:00,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:40:00,115 INFO L93 Difference]: Finished difference Result 102 states and 164 transitions. [2021-11-25 18:40:00,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 18:40:00,117 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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 [2021-11-25 18:40:00,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:40:00,129 INFO L225 Difference]: With dead ends: 102 [2021-11-25 18:40:00,129 INFO L226 Difference]: Without dead ends: 49 [2021-11-25 18:40:00,132 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:40:00,140 INFO L933 BasicCegarLoop]: 58 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:40:00,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 18:40:00,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-11-25 18:40:00,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-11-25 18:40:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 48 states have internal predecessors, (55), 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) [2021-11-25 18:40:00,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 55 transitions. [2021-11-25 18:40:00,188 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 55 transitions. Word has length 15 [2021-11-25 18:40:00,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:40:00,189 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 55 transitions. [2021-11-25 18:40:00,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-11-25 18:40:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2021-11-25 18:40:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 18:40:00,205 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:40:00,206 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:40:00,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:40:00,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:40:00,421 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:40:00,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:40:00,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1752581688, now seen corresponding path program 1 times [2021-11-25 18:40:00,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:40:00,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [374697492] [2021-11-25 18:40:00,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:40:00,424 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:40:00,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:40:00,433 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:40:00,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-25 18:40:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:40:00,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 18:40:00,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:40:01,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:40:01,147 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:40:01,147 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:40:01,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [374697492] [2021-11-25 18:40:01,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [374697492] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:40:01,148 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:40:01,148 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 18:40:01,149 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520217536] [2021-11-25 18:40:01,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:40:01,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 18:40:01,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:40:01,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 18:40:01,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:40:01,152 INFO L87 Difference]: Start difference. First operand 49 states and 55 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-11-25 18:40:01,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:40:01,165 INFO L93 Difference]: Finished difference Result 64 states and 71 transitions. [2021-11-25 18:40:01,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 18:40:01,165 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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 18 [2021-11-25 18:40:01,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:40:01,166 INFO L225 Difference]: With dead ends: 64 [2021-11-25 18:40:01,167 INFO L226 Difference]: Without dead ends: 36 [2021-11-25 18:40:01,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:40:01,169 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 0 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 17 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:40:01,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 17 Unchecked, 0.0s Time] [2021-11-25 18:40:01,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-11-25 18:40:01,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-11-25 18:40:01,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 35 states have (on average 1.1142857142857143) internal successors, (39), 35 states have internal predecessors, (39), 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) [2021-11-25 18:40:01,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 39 transitions. [2021-11-25 18:40:01,178 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 39 transitions. Word has length 18 [2021-11-25 18:40:01,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:40:01,178 INFO L470 AbstractCegarLoop]: Abstraction has 36 states and 39 transitions. [2021-11-25 18:40:01,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-11-25 18:40:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2021-11-25 18:40:01,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 18:40:01,180 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:40:01,180 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:40:01,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-25 18:40:01,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:40:01,395 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:40:01,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:40:01,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1321551789, now seen corresponding path program 1 times [2021-11-25 18:40:01,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:40:01,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1196783785] [2021-11-25 18:40:01,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:40:01,397 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:40:01,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:40:01,399 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:40:01,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-25 18:40:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:40:01,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 18:40:01,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:40:02,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:40:02,167 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:40:02,167 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:40:02,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1196783785] [2021-11-25 18:40:02,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1196783785] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:40:02,168 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:40:02,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 18:40:02,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821320678] [2021-11-25 18:40:02,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:40:02,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 18:40:02,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:40:02,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 18:40:02,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:40:02,171 INFO L87 Difference]: Start difference. First operand 36 states and 39 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 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) [2021-11-25 18:40:02,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:40:02,178 INFO L93 Difference]: Finished difference Result 51 states and 55 transitions. [2021-11-25 18:40:02,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 18:40:02,179 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 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 19 [2021-11-25 18:40:02,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:40:02,185 INFO L225 Difference]: With dead ends: 51 [2021-11-25 18:40:02,185 INFO L226 Difference]: Without dead ends: 27 [2021-11-25 18:40:02,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:40:02,187 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 0 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 9 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:40:02,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 9 Unchecked, 0.0s Time] [2021-11-25 18:40:02,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-25 18:40:02,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-11-25 18:40:02,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 26 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:40:02,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2021-11-25 18:40:02,195 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 19 [2021-11-25 18:40:02,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:40:02,196 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2021-11-25 18:40:02,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 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) [2021-11-25 18:40:02,196 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2021-11-25 18:40:02,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 18:40:02,197 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:40:02,198 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:40:02,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-25 18:40:02,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:40:02,411 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:40:02,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:40:02,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1408426499, now seen corresponding path program 1 times [2021-11-25 18:40:02,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:40:02,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1772857028] [2021-11-25 18:40:02,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:40:02,414 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:40:02,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:40:02,416 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:40:02,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-25 18:40:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:40:02,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 18:40:02,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:40:02,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:40:02,948 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:40:02,948 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:40:02,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1772857028] [2021-11-25 18:40:02,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1772857028] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:40:02,949 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:40:02,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:40:02,949 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862083279] [2021-11-25 18:40:02,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:40:02,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:40:02,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:40:02,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:40:02,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:40:02,951 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) [2021-11-25 18:40:02,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:40:02,974 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2021-11-25 18:40:02,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:40:02,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) Word has length 20 [2021-11-25 18:40:02,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:40:02,976 INFO L225 Difference]: With dead ends: 30 [2021-11-25 18:40:02,976 INFO L226 Difference]: Without dead ends: 27 [2021-11-25 18:40:02,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:40:02,979 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 0 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:40:02,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 50 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 18:40:02,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-25 18:40:02,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-11-25 18:40:02,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 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) [2021-11-25 18:40:02,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2021-11-25 18:40:02,988 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 20 [2021-11-25 18:40:02,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:40:02,988 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2021-11-25 18:40:02,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) [2021-11-25 18:40:02,989 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2021-11-25 18:40:02,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 18:40:02,990 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:40:02,990 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:40:03,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-25 18:40:03,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:40:03,208 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:40:03,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:40:03,209 INFO L85 PathProgramCache]: Analyzing trace with hash -605570489, now seen corresponding path program 1 times [2021-11-25 18:40:03,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:40:03,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2094331790] [2021-11-25 18:40:03,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:40:03,218 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:40:03,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:40:03,219 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:40:03,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-25 18:40:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:40:03,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 18:40:03,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:40:03,742 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 51 treesize of output 45 [2021-11-25 18:40:03,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:40:03,957 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:40:03,957 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:40:03,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2094331790] [2021-11-25 18:40:03,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2094331790] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:40:03,958 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:40:03,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 18:40:03,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032511586] [2021-11-25 18:40:03,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:40:03,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 18:40:03,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:40:03,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 18:40:03,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-25 18:40:03,960 INFO L87 Difference]: Start difference. First operand 27 states and 27 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 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) [2021-11-25 18:40:03,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:40:03,999 INFO L93 Difference]: Finished difference Result 31 states and 30 transitions. [2021-11-25 18:40:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 18:40:04,000 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 18:40:04,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:40:04,001 INFO L225 Difference]: With dead ends: 31 [2021-11-25 18:40:04,001 INFO L226 Difference]: Without dead ends: 27 [2021-11-25 18:40:04,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-25 18:40:04,003 INFO L933 BasicCegarLoop]: 22 mSDtfsCounter, 4 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 12 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:40:04,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 91 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 12 Unchecked, 0.0s Time] [2021-11-25 18:40:04,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-25 18:40:04,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-11-25 18:40:04,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0) internal successors, (26), 26 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:40:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2021-11-25 18:40:04,010 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 22 [2021-11-25 18:40:04,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:40:04,011 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2021-11-25 18:40:04,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 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) [2021-11-25 18:40:04,011 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2021-11-25 18:40:04,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 18:40:04,012 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:40:04,013 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:40:04,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-25 18:40:04,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:40:04,216 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:40:04,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:40:04,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1265561966, now seen corresponding path program 1 times [2021-11-25 18:40:04,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:40:04,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [600804194] [2021-11-25 18:40:04,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:40:04,218 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:40:04,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:40:04,219 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:40:04,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-25 18:40:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:40:04,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-25 18:40:04,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:40:04,851 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 15 treesize of output 16 [2021-11-25 18:40:05,196 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:40:05,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 66 [2021-11-25 18:40:05,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 34 treesize of output 26 [2021-11-25 18:40:07,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:40:07,544 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:40:07,544 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:40:07,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [600804194] [2021-11-25 18:40:07,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [600804194] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:40:07,545 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:40:07,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-25 18:40:07,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528736748] [2021-11-25 18:40:07,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:40:07,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 18:40:07,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:40:07,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 18:40:07,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-25 18:40:07,548 INFO L87 Difference]: Start difference. First operand 27 states and 26 transitions. Second operand has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:40:07,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:40:07,653 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2021-11-25 18:40:07,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 18:40:07,653 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-25 18:40:07,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:40:07,654 INFO L225 Difference]: With dead ends: 27 [2021-11-25 18:40:07,654 INFO L226 Difference]: Without dead ends: 0 [2021-11-25 18:40:07,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-11-25 18:40:07,656 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 1 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 26 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:40:07,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 112 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 26 Unchecked, 0.0s Time] [2021-11-25 18:40:07,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-25 18:40:07,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-25 18:40:07,658 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) [2021-11-25 18:40:07,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-25 18:40:07,658 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-11-25 18:40:07,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:40:07,658 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-25 18:40:07,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:40:07,659 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-25 18:40:07,659 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 18:40:07,662 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 18:40:07,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-25 18:40:07,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:40:07,882 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-25 18:40:08,166 INFO L858 garLoopResultBuilder]: For program point L93(lines 93 98) no Hoare annotation was computed. [2021-11-25 18:40:08,166 INFO L858 garLoopResultBuilder]: For program point L93-1(lines 85 100) no Hoare annotation was computed. [2021-11-25 18:40:08,166 INFO L858 garLoopResultBuilder]: For program point L93-2(lines 93 98) no Hoare annotation was computed. [2021-11-25 18:40:08,166 INFO L858 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2021-11-25 18:40:08,166 INFO L858 garLoopResultBuilder]: For program point L151-1(line 151) no Hoare annotation was computed. [2021-11-25 18:40:08,166 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 108) no Hoare annotation was computed. [2021-11-25 18:40:08,167 INFO L858 garLoopResultBuilder]: For program point L151-3(line 151) no Hoare annotation was computed. [2021-11-25 18:40:08,167 INFO L858 garLoopResultBuilder]: For program point L151-5(lines 151 154) no Hoare annotation was computed. [2021-11-25 18:40:08,167 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-25 18:40:08,167 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-25 18:40:08,167 INFO L858 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-11-25 18:40:08,168 INFO L854 garLoopResultBuilder]: At program point L136(lines 127 137) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short25#1| (exists ((v_ArrVal_145 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_55| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= (_ bv0 32) |ULTIMATE.start___signbit_double_#res#1|) (= (let ((.cse0 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)) v_ArrVal_145))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_55|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_55|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_55|)))))) [2021-11-25 18:40:08,168 INFO L858 garLoopResultBuilder]: For program point L46-1(lines 46 50) no Hoare annotation was computed. [2021-11-25 18:40:08,168 INFO L854 garLoopResultBuilder]: At program point L46-2(lines 46 50) the Hoare annotation is: false [2021-11-25 18:40:08,168 INFO L858 garLoopResultBuilder]: For program point L71-1(lines 71 75) no Hoare annotation was computed. [2021-11-25 18:40:08,168 INFO L854 garLoopResultBuilder]: At program point L71-2(lines 71 75) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_modf_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2021-11-25 18:40:08,168 INFO L858 garLoopResultBuilder]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2021-11-25 18:40:08,168 INFO L854 garLoopResultBuilder]: At program point L88-2(lines 88 92) the Hoare annotation is: false [2021-11-25 18:40:08,169 INFO L858 garLoopResultBuilder]: For program point L130-1(lines 130 134) no Hoare annotation was computed. [2021-11-25 18:40:08,169 INFO L854 garLoopResultBuilder]: At program point L130-2(lines 130 134) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short25#1| (exists ((v_ArrVal_145 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= (let ((.cse0 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)) v_ArrVal_145))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) |ULTIMATE.start___signbit_double_~x#1|)))) [2021-11-25 18:40:08,182 INFO L858 garLoopResultBuilder]: For program point L130-3(lines 130 134) no Hoare annotation was computed. [2021-11-25 18:40:08,182 INFO L858 garLoopResultBuilder]: For program point L32(lines 32 109) no Hoare annotation was computed. [2021-11-25 18:40:08,183 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-25 18:40:08,184 INFO L861 garLoopResultBuilder]: At program point L156(lines 139 157) the Hoare annotation is: true [2021-11-25 18:40:08,187 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 152) no Hoare annotation was computed. [2021-11-25 18:40:08,187 INFO L858 garLoopResultBuilder]: For program point L115-1(lines 115 120) no Hoare annotation was computed. [2021-11-25 18:40:08,187 INFO L854 garLoopResultBuilder]: At program point L115-2(lines 115 120) the Hoare annotation is: (and (exists ((|ULTIMATE.start_modf_double_~high~1#1| (_ BitVec 32))) (= |ULTIMATE.start_main_~res~0#1| (let ((.cse0 (concat (bvand (_ bv2147483648 32) |ULTIMATE.start_modf_double_~high~1#1|) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))))) (exists ((v_ArrVal_145 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start_main_~res~0#1| (let ((.cse1 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)) v_ArrVal_145))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))))))) [2021-11-25 18:40:08,188 INFO L858 garLoopResultBuilder]: For program point L115-3(lines 115 120) no Hoare annotation was computed. [2021-11-25 18:40:08,188 INFO L854 garLoopResultBuilder]: At program point L107(lines 22 110) the Hoare annotation is: (and (exists ((v_ArrVal_145 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= (let ((.cse0 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)) v_ArrVal_145))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) |ULTIMATE.start_modf_double_#res#1|))) (exists ((|ULTIMATE.start_modf_double_~high~1#1| (_ BitVec 32))) (= |ULTIMATE.start_modf_double_#res#1| (let ((.cse1 (concat (bvand (_ bv2147483648 32) |ULTIMATE.start_modf_double_~high~1#1|) (_ bv0 32)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))))) [2021-11-25 18:40:08,188 INFO L858 garLoopResultBuilder]: For program point L33(lines 33 67) no Hoare annotation was computed. [2021-11-25 18:40:08,190 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-25 18:40:08,191 INFO L854 garLoopResultBuilder]: At program point L124(lines 113 125) the Hoare annotation is: (and (exists ((|ULTIMATE.start_modf_double_~high~1#1| (_ BitVec 32))) (= |ULTIMATE.start_main_~res~0#1| (let ((.cse0 (concat (bvand (_ bv2147483648 32) |ULTIMATE.start_modf_double_~high~1#1|) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))))) (exists ((v_ArrVal_145 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start_main_~res~0#1| (let ((.cse1 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)) v_ArrVal_145))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))))))) [2021-11-25 18:40:08,191 INFO L858 garLoopResultBuilder]: For program point L25-1(lines 25 30) no Hoare annotation was computed. [2021-11-25 18:40:08,191 INFO L854 garLoopResultBuilder]: At program point L25-2(lines 25 30) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_modf_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2021-11-25 18:40:08,191 INFO L858 garLoopResultBuilder]: For program point L25-3(lines 25 30) no Hoare annotation was computed. [2021-11-25 18:40:08,192 INFO L858 garLoopResultBuilder]: For program point L34-1(lines 34 39) no Hoare annotation was computed. [2021-11-25 18:40:08,192 INFO L854 garLoopResultBuilder]: At program point L34-2(lines 34 39) the Hoare annotation is: false [2021-11-25 18:40:08,192 INFO L858 garLoopResultBuilder]: For program point L34-3(lines 34 39) no Hoare annotation was computed. [2021-11-25 18:40:08,192 INFO L858 garLoopResultBuilder]: For program point L59-1(lines 59 64) no Hoare annotation was computed. [2021-11-25 18:40:08,192 INFO L854 garLoopResultBuilder]: At program point L59-2(lines 59 64) the Hoare annotation is: false [2021-11-25 18:40:08,192 INFO L858 garLoopResultBuilder]: For program point L59-3(lines 59 64) no Hoare annotation was computed. [2021-11-25 18:40:08,192 INFO L858 garLoopResultBuilder]: For program point L51(lines 51 56) no Hoare annotation was computed. [2021-11-25 18:40:08,193 INFO L858 garLoopResultBuilder]: For program point L51-1(lines 43 58) no Hoare annotation was computed. [2021-11-25 18:40:08,193 INFO L858 garLoopResultBuilder]: For program point L51-2(lines 51 56) no Hoare annotation was computed. [2021-11-25 18:40:08,193 INFO L858 garLoopResultBuilder]: For program point L76(lines 76 81) no Hoare annotation was computed. [2021-11-25 18:40:08,193 INFO L858 garLoopResultBuilder]: For program point L43(lines 43 66) no Hoare annotation was computed. [2021-11-25 18:40:08,193 INFO L858 garLoopResultBuilder]: For program point L76-1(lines 68 83) no Hoare annotation was computed. [2021-11-25 18:40:08,193 INFO L858 garLoopResultBuilder]: For program point L76-2(lines 76 81) no Hoare annotation was computed. [2021-11-25 18:40:08,193 INFO L858 garLoopResultBuilder]: For program point L68(lines 68 109) no Hoare annotation was computed. [2021-11-25 18:40:08,194 INFO L858 garLoopResultBuilder]: For program point L101-1(lines 101 106) no Hoare annotation was computed. [2021-11-25 18:40:08,194 INFO L854 garLoopResultBuilder]: At program point L101-2(lines 101 106) the Hoare annotation is: false [2021-11-25 18:40:08,194 INFO L858 garLoopResultBuilder]: For program point L101-3(lines 101 106) no Hoare annotation was computed. [2021-11-25 18:40:08,197 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-25 18:40:08,198 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 18:40:08,208 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,209 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,209 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,210 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,210 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,210 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,210 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,210 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,211 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,211 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,211 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,218 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,219 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,219 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,219 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,219 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,219 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,220 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,220 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,220 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,220 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,220 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,223 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,224 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,224 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,224 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,224 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,224 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,225 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,225 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,225 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,225 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,225 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,226 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,226 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,226 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,228 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,229 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,229 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,229 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,229 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,229 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,229 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,230 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,230 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,230 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,230 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,230 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,231 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,231 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,238 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,238 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,239 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,239 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,239 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,240 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,240 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,240 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,241 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,241 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,242 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,242 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,242 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,242 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,242 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,242 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,243 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,243 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,243 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,243 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,243 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,243 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,244 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,245 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,245 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,245 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,245 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,245 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,245 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,245 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,246 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,246 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,246 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,246 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,246 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,247 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,247 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,248 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,248 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,248 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,248 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,248 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,248 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,249 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,249 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,249 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,249 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,249 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,250 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,250 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,259 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,271 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,271 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,271 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,271 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,272 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,272 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,272 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,272 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,272 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,273 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,273 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,273 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,273 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,273 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,288 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,288 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,288 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,288 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,288 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,289 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,289 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,289 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,289 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,289 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,289 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,290 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,290 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,290 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:40:08 BoogieIcfgContainer [2021-11-25 18:40:08,291 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 18:40:08,292 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 18:40:08,292 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 18:40:08,292 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 18:40:08,293 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:59" (3/4) ... [2021-11-25 18:40:08,296 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 18:40:08,315 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2021-11-25 18:40:08,315 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-11-25 18:40:08,316 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 18:40:08,316 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 18:40:08,348 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) [2021-11-25 18:40:08,349 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) [2021-11-25 18:40:08,351 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0]) == \result) && (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: \result == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) [2021-11-25 18:40:08,352 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0])) [2021-11-25 18:40:08,353 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0])) [2021-11-25 18:40:08,355 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0]) == x) [2021-11-25 18:40:08,355 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, v_skolemized_q#valueAsBitvector_55 : bv64, currentRoundingMode : FloatRoundingMode :: (~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && 0bv32 == \result) && ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0]) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_55[63:63], v_skolemized_q#valueAsBitvector_55[62:52], v_skolemized_q#valueAsBitvector_55[51:0])) [2021-11-25 18:40:08,396 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 18:40:08,397 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 18:40:08,398 INFO L158 Benchmark]: Toolchain (without parser) took 10649.23ms. Allocated memory was 50.3MB in the beginning and 81.8MB in the end (delta: 31.5MB). Free memory was 27.2MB in the beginning and 46.0MB in the end (delta: -18.8MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-25 18:40:08,398 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 50.3MB. Free memory was 31.4MB in the beginning and 31.4MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:40:08,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.51ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 27.1MB in the beginning and 44.7MB in the end (delta: -17.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-25 18:40:08,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.10ms. Allocated memory is still 65.0MB. Free memory was 44.7MB in the beginning and 42.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 18:40:08,400 INFO L158 Benchmark]: Boogie Preprocessor took 56.12ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 40.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 18:40:08,400 INFO L158 Benchmark]: RCFGBuilder took 1117.72ms. Allocated memory is still 65.0MB. Free memory was 40.2MB in the beginning and 32.6MB in the end (delta: 7.6MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2021-11-25 18:40:08,401 INFO L158 Benchmark]: TraceAbstraction took 8829.63ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 32.3MB in the beginning and 50.8MB in the end (delta: -18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-25 18:40:08,401 INFO L158 Benchmark]: Witness Printer took 105.03ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 46.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 18:40:08,405 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 50.3MB. Free memory was 31.4MB in the beginning and 31.4MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.51ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 27.1MB in the beginning and 44.7MB in the end (delta: -17.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.10ms. Allocated memory is still 65.0MB. Free memory was 44.7MB in the beginning and 42.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.12ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 40.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1117.72ms. Allocated memory is still 65.0MB. Free memory was 40.2MB in the beginning and 32.6MB in the end (delta: 7.6MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * TraceAbstraction took 8829.63ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 32.3MB in the beginning and 50.8MB in the end (delta: -18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 105.03ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 46.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 152]: 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, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.6s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 528 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 64 IncrementalHoareTripleChecker+Unchecked, 348 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 180 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 21 NumberOfFragments, 306 HoareAnnotationTreeSize, 13 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 114 ConstructedInterpolants, 38 QuantifiedInterpolants, 1095 SizeOfPredicates, 35 NumberOfNonLiveVariables, 612 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant [2021-11-25 18:40:08,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,433 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,433 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,433 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,433 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] Derived loop invariant: aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0]) == x) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 22]: Loop Invariant [2021-11-25 18:40:08,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,441 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,441 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,441 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,443 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,445 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,445 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] Derived loop invariant: (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0]) == \result) && (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: \result == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 71]: Loop Invariant [2021-11-25 18:40:08,446 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,446 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,446 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,446 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 25]: Loop Invariant [2021-11-25 18:40:08,451 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,451 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,452 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,452 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 115]: Loop Invariant [2021-11-25 18:40:08,452 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,452 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,452 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,453 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,453 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,453 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,453 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,453 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,454 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,454 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,454 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,454 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,454 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,454 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,455 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,455 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,455 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,456 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,456 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,456 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,456 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,456 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,456 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,457 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,457 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,457 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,457 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,457 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0])) - InvariantResult [Line: 113]: Loop Invariant [2021-11-25 18:40:08,458 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,458 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,458 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,458 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,458 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,459 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,459 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,459 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,459 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,459 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,461 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,461 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,461 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,462 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,463 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-11-25 18:40:08,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,465 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,465 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,465 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,465 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,465 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,465 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,468 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0])) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant [2021-11-25 18:40:08,469 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,469 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,471 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,471 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,471 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,471 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,471 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,471 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,473 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,473 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,473 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,473 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,473 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-25 18:40:08,473 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-11-25 18:40:08,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-11-25 18:40:08,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,474 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-11-25 18:40:08,475 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] Derived loop invariant: aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, v_skolemized_q#valueAsBitvector_55 : bv64, currentRoundingMode : FloatRoundingMode :: (~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && 0bv32 == \result) && ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0]) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_55[63:63], v_skolemized_q#valueAsBitvector_55[62:52], v_skolemized_q#valueAsBitvector_55[51:0])) RESULT: Ultimate proved your program to be correct! [2021-11-25 18:40:08,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe08ff84-e458-4e20-a3e5-89f7938f348f/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE