./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0240b.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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0240b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/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 35daa208c3047a3aef492f52e8a08d73999d1bc5b2734df829d69a2bc156cdf3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:38:39,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:38:39,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:38:39,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:38:39,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:38:39,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:38:39,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:38:39,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:38:39,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:38:39,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:38:39,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:38:39,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:38:39,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:38:39,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:38:39,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:38:39,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:38:39,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:38:39,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:38:39,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:38:39,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:38:39,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:38:39,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:38:39,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:38:39,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:38:39,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:38:39,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:38:39,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:38:39,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:38:39,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:38:39,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:38:39,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:38:39,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:38:39,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:38:39,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:38:39,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:38:39,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:38:39,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:38:39,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:38:39,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:38:39,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:38:39,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:38:39,753 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 18:38:39,816 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:38:39,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:38:39,820 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:38:39,820 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:38:39,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:38:39,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:38:39,822 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:38:39,823 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:38:39,823 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:38:39,823 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:38:39,825 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:38:39,825 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:38:39,826 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:38:39,826 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:38:39,826 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:38:39,827 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:38:39,827 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:38:39,827 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:38:39,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:38:39,829 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:38:39,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:38:39,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:38:39,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:38:39,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:38:39,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:38:39,831 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:38:39,834 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:38:39,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:38:39,834 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:38:39,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:38:39,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:38:39,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:38:39,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:38:39,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:38:39,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:38:39,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:38:39,837 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:38:39,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:38:39,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:38:39,838 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:38:39,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:38:39,839 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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35daa208c3047a3aef492f52e8a08d73999d1bc5b2734df829d69a2bc156cdf3 [2021-11-25 18:38:40,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:38:40,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:38:40,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:38:40,254 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:38:40,255 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:38:40,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/float-newlib/double_req_bl_0240b.c [2021-11-25 18:38:40,336 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/data/d8b22694a/390e2d32be4b4e35a442b2a1ebc464fa/FLAG71e837c1e [2021-11-25 18:38:40,987 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:38:40,995 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c [2021-11-25 18:38:41,008 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/data/d8b22694a/390e2d32be4b4e35a442b2a1ebc464fa/FLAG71e837c1e [2021-11-25 18:38:41,214 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/data/d8b22694a/390e2d32be4b4e35a442b2a1ebc464fa [2021-11-25 18:38:41,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:38:41,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:38:41,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:38:41,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:38:41,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:38:41,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:41,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1281d9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41, skipping insertion in model container [2021-11-25 18:38:41,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:41,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:38:41,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:38:41,732 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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c[16110,16123] [2021-11-25 18:38:41,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:38:41,758 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:38:41,921 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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c[16110,16123] [2021-11-25 18:38:41,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:38:41,952 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:38:41,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41 WrapperNode [2021-11-25 18:38:41,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:38:41,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:38:41,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:38:41,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:38:41,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:41,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:42,108 INFO L137 Inliner]: procedures = 25, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1036 [2021-11-25 18:38:42,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:38:42,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:38:42,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:38:42,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:38:42,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:42,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:42,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:42,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:42,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:42,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:42,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:42,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:38:42,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:38:42,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:38:42,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:38:42,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (1/1) ... [2021-11-25 18:38:42,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:38:42,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:38:42,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:38:42,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:38:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:38:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2021-11-25 18:38:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2021-11-25 18:38:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2021-11-25 18:38:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2021-11-25 18:38:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:38:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-25 18:38:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:38:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-25 18:38:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:38:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-25 18:38:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2021-11-25 18:38:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2021-11-25 18:38:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2021-11-25 18:38:42,363 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2021-11-25 18:38:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:38:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:38:42,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:38:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:38:42,584 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:38:42,586 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:38:43,949 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:38:44,461 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:38:44,461 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-25 18:38:44,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:38:44 BoogieIcfgContainer [2021-11-25 18:38:44,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:38:44,468 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:38:44,468 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:38:44,474 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:38:44,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:38:41" (1/3) ... [2021-11-25 18:38:44,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@588dd2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:38:44, skipping insertion in model container [2021-11-25 18:38:44,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:41" (2/3) ... [2021-11-25 18:38:44,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@588dd2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:38:44, skipping insertion in model container [2021-11-25 18:38:44,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:38:44" (3/3) ... [2021-11-25 18:38:44,479 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0240b.c [2021-11-25 18:38:44,494 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:38:44,494 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:38:44,559 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:38:44,569 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 18:38:44,569 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:38:44,599 INFO L276 IsEmpty]: Start isEmpty. Operand has 174 states, 156 states have (on average 1.6923076923076923) internal successors, (264), 157 states have internal predecessors, (264), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-25 18:38:44,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 18:38:44,605 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:38:44,605 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:38:44,606 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:38:44,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:38:44,613 INFO L85 PathProgramCache]: Analyzing trace with hash -649469947, now seen corresponding path program 1 times [2021-11-25 18:38:44,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:38:44,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849961087] [2021-11-25 18:38:44,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:38:44,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:38:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:38:45,045 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 18:38:45,045 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:38:45,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849961087] [2021-11-25 18:38:45,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849961087] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:38:45,047 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:38:45,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:38:45,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444611820] [2021-11-25 18:38:45,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:38:45,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 18:38:45,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:38:45,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 18:38:45,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:38:45,097 INFO L87 Difference]: Start difference. First operand has 174 states, 156 states have (on average 1.6923076923076923) internal successors, (264), 157 states have internal predecessors, (264), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 18:38:45,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:38:45,392 INFO L93 Difference]: Finished difference Result 347 states and 587 transitions. [2021-11-25 18:38:45,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 18:38:45,395 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2021-11-25 18:38:45,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:38:45,415 INFO L225 Difference]: With dead ends: 347 [2021-11-25 18:38:45,416 INFO L226 Difference]: Without dead ends: 172 [2021-11-25 18:38:45,428 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 18:38:45,435 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:38:45,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 189 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 18:38:45,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2021-11-25 18:38:45,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2021-11-25 18:38:45,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 155 states have (on average 1.3935483870967742) internal successors, (216), 155 states have internal predecessors, (216), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-25 18:38:45,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 240 transitions. [2021-11-25 18:38:45,545 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 240 transitions. Word has length 8 [2021-11-25 18:38:45,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:38:45,546 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 240 transitions. [2021-11-25 18:38:45,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 18:38:45,547 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 240 transitions. [2021-11-25 18:38:45,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 18:38:45,548 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:38:45,549 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:38:45,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:38:45,550 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:38:45,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:38:45,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1655462071, now seen corresponding path program 1 times [2021-11-25 18:38:45,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:38:45,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43175590] [2021-11-25 18:38:45,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:38:45,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:38:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 18:38:45,722 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 18:38:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 18:38:45,961 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-25 18:38:45,961 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 18:38:45,964 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 18:38:45,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:38:45,971 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-25 18:38:45,975 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 18:38:46,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:38:46 BoogieIcfgContainer [2021-11-25 18:38:46,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 18:38:46,065 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 18:38:46,065 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 18:38:46,066 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 18:38:46,066 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:38:44" (3/4) ... [2021-11-25 18:38:46,070 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 18:38:46,070 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 18:38:46,072 INFO L158 Benchmark]: Toolchain (without parser) took 4852.67ms. Allocated memory was 119.5MB in the beginning and 176.2MB in the end (delta: 56.6MB). Free memory was 79.1MB in the beginning and 131.9MB in the end (delta: -52.9MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2021-11-25 18:38:46,073 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 119.5MB. Free memory was 96.8MB in the beginning and 96.7MB in the end (delta: 67.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 18:38:46,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.57ms. Allocated memory is still 119.5MB. Free memory was 78.9MB in the beginning and 78.5MB in the end (delta: 343.5kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 18:38:46,074 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.21ms. Allocated memory is still 119.5MB. Free memory was 78.5MB in the beginning and 72.5MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 18:38:46,075 INFO L158 Benchmark]: Boogie Preprocessor took 141.15ms. Allocated memory is still 119.5MB. Free memory was 72.5MB in the beginning and 66.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 18:38:46,076 INFO L158 Benchmark]: RCFGBuilder took 2213.62ms. Allocated memory was 119.5MB in the beginning and 176.2MB in the end (delta: 56.6MB). Free memory was 66.2MB in the beginning and 121.0MB in the end (delta: -54.8MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2021-11-25 18:38:46,077 INFO L158 Benchmark]: TraceAbstraction took 1596.40ms. Allocated memory is still 176.2MB. Free memory was 121.0MB in the beginning and 131.9MB in the end (delta: -11.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-25 18:38:46,077 INFO L158 Benchmark]: Witness Printer took 5.30ms. Allocated memory is still 176.2MB. Free memory is still 131.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:38:46,082 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 119.5MB. Free memory was 96.8MB in the beginning and 96.7MB in the end (delta: 67.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.57ms. Allocated memory is still 119.5MB. Free memory was 78.9MB in the beginning and 78.5MB in the end (delta: 343.5kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.21ms. Allocated memory is still 119.5MB. Free memory was 78.5MB in the beginning and 72.5MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 141.15ms. Allocated memory is still 119.5MB. Free memory was 72.5MB in the beginning and 66.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2213.62ms. Allocated memory was 119.5MB in the beginning and 176.2MB in the end (delta: 56.6MB). Free memory was 66.2MB in the beginning and 121.0MB in the end (delta: -54.8MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1596.40ms. Allocated memory is still 176.2MB. Free memory was 121.0MB in the beginning and 131.9MB in the end (delta: -11.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Witness Printer took 5.30ms. Allocated memory is still 176.2MB. Free memory is still 131.9MB. There was no memory consumed. 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: 642]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 530, overapproximation of someBinaryArithmeticDOUBLEoperation at line 614, overapproximation of bitwiseAnd at line 610, overapproximation of someBinaryDOUBLEComparisonOperation at line 84. Possible FailurePath: [L18] static const double huge_floor = 1.0e300; [L107-L109] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L178] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L180-L185] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L187-L189] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L364-L375] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L377-L384] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L386-L395] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L528-L534] static const double one_kcos = 1.00000000000000000000e+00, C1_kcos = 4.16666666666666019037e-02, C2_kcos = -1.38888888888741095749e-03, C3_kcos = 2.48015872894767294178e-05, C4_kcos = -2.75573143513906633035e-07, C5_kcos = 2.08757232129817482790e-09, C6_kcos = -1.13596475577881948265e-11; [L572-L578] static const double half_ksin = 5.00000000000000000000e-01, S1_ksin = -1.66666666666666324348e-01, S2_ksin = 8.33333333332248946124e-03, S3_ksin = -1.98412698298579493134e-04, S4_ksin = 2.75573137070700676789e-06, S5_ksin = -2.50507602534068634195e-08, S6_ksin = 1.58969099521155010221e-10; [L637] double x = -1.0 / 0.0; [L638] CALL, EXPR sin_double(x) [L603] double y[2], z = 0.0; [L604] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L606] ieee_double_shape_type gh_u; [L607] gh_u.value = (x) [L608] EXPR gh_u.parts.msw [L608] (ix) = gh_u.parts.msw [L610] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L611] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L613] COND TRUE ix >= 0x7ff00000 [L614] return x - x; [L614] return x - x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, z=0, zero_krempio=0, zero_rempio=0] [L638] RET, EXPR sin_double(x) [L638] double res = sin_double(x); [L641] CALL, EXPR isnan_double(res) [L84] return x != x; [L641] RET, EXPR isnan_double(res) [L641] COND TRUE !isnan_double(res) [L642] reach_error() VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 174 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 189 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 53 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 189 mSDtfsCounter, 53 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-25 18:38:46,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0240b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/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 35daa208c3047a3aef492f52e8a08d73999d1bc5b2734df829d69a2bc156cdf3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:38:49,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:38:49,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:38:49,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:38:49,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:38:49,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:38:49,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:38:49,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:38:49,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:38:49,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:38:49,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:38:49,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:38:49,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:38:49,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:38:49,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:38:49,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:38:49,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:38:49,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:38:49,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:38:49,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:38:49,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:38:49,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:38:49,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:38:49,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:38:49,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:38:49,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:38:49,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:38:49,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:38:49,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:38:49,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:38:49,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:38:49,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:38:49,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:38:49,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:38:49,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:38:49,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:38:49,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:38:49,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:38:49,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:38:49,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:38:49,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:38:49,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-25 18:38:49,408 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:38:49,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:38:49,410 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:38:49,410 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:38:49,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:38:49,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:38:49,412 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:38:49,412 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:38:49,412 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:38:49,413 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:38:49,414 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:38:49,414 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:38:49,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:38:49,416 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:38:49,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:38:49,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:38:49,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:38:49,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:38:49,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:38:49,418 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 18:38:49,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 18:38:49,418 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 18:38:49,419 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:38:49,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:38:49,419 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:38:49,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:38:49,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:38:49,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 18:38:49,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:38:49,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:38:49,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:38:49,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:38:49,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:38:49,422 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 18:38:49,422 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 18:38:49,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:38:49,423 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:38:49,423 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:38:49,424 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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35daa208c3047a3aef492f52e8a08d73999d1bc5b2734df829d69a2bc156cdf3 [2021-11-25 18:38:49,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:38:49,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:38:49,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:38:49,974 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:38:49,975 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:38:49,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/float-newlib/double_req_bl_0240b.c [2021-11-25 18:38:50,065 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/data/2f00dad26/976915f718264da5b0e412a9189059e8/FLAGa5b5a381a [2021-11-25 18:38:50,853 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:38:50,854 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c [2021-11-25 18:38:50,868 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/data/2f00dad26/976915f718264da5b0e412a9189059e8/FLAGa5b5a381a [2021-11-25 18:38:51,052 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/data/2f00dad26/976915f718264da5b0e412a9189059e8 [2021-11-25 18:38:51,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:38:51,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:38:51,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:38:51,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:38:51,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:38:51,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:51,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0b4af5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51, skipping insertion in model container [2021-11-25 18:38:51,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:51,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:38:51,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:38:51,642 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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c[16110,16123] [2021-11-25 18:38:51,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:38:51,683 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:38:51,839 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_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c[16110,16123] [2021-11-25 18:38:51,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:38:51,879 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:38:51,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51 WrapperNode [2021-11-25 18:38:51,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:38:51,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:38:51,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:38:51,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:38:51,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:51,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:52,038 INFO L137 Inliner]: procedures = 29, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1034 [2021-11-25 18:38:52,039 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:38:52,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:38:52,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:38:52,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:38:52,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:52,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:52,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:52,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:52,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:52,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:52,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:52,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:38:52,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:38:52,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:38:52,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:38:52,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (1/1) ... [2021-11-25 18:38:52,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:38:52,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:38:52,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:38:52,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:38:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:38:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-25 18:38:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2021-11-25 18:38:52,312 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2021-11-25 18:38:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-25 18:38:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 18:38:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-25 18:38:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2021-11-25 18:38:52,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2021-11-25 18:38:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:38:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-11-25 18:38:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-25 18:38:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2021-11-25 18:38:52,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2021-11-25 18:38:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2021-11-25 18:38:52,314 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2021-11-25 18:38:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:38:52,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:38:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-25 18:38:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:38:52,572 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:38:52,574 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:39:46,056 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:39:46,070 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:39:46,070 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-25 18:39:46,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:46 BoogieIcfgContainer [2021-11-25 18:39:46,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:39:46,076 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:39:46,076 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:39:46,080 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:39:46,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:38:51" (1/3) ... [2021-11-25 18:39:46,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@545fb059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:39:46, skipping insertion in model container [2021-11-25 18:39:46,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:51" (2/3) ... [2021-11-25 18:39:46,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@545fb059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:39:46, skipping insertion in model container [2021-11-25 18:39:46,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:46" (3/3) ... [2021-11-25 18:39:46,085 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0240b.c [2021-11-25 18:39:46,092 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:39:46,092 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:39:46,160 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:39:46,173 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 18:39:46,173 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:39:46,204 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-25 18:39:46,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 18:39:46,210 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:39:46,211 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:39:46,212 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:39:46,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:39:46,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1677747797, now seen corresponding path program 1 times [2021-11-25 18:39:46,238 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:39:46,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1213153671] [2021-11-25 18:39:46,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:46,241 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:39:46,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:39:46,245 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:39:46,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-25 18:39:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:46,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 18:39:46,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:39:47,189 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 18:39:47,190 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:39:47,190 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:39:47,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1213153671] [2021-11-25 18:39:47,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1213153671] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:39:47,192 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:39:47,192 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:39:47,194 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117123740] [2021-11-25 18:39:47,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:39:47,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 18:39:47,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:39:47,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 18:39:47,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:39:47,243 INFO L87 Difference]: Start difference. First operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 18:39:47,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:39:47,348 INFO L93 Difference]: Finished difference Result 512 states and 856 transitions. [2021-11-25 18:39:47,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 18:39:47,352 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2021-11-25 18:39:47,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:39:47,383 INFO L225 Difference]: With dead ends: 512 [2021-11-25 18:39:47,384 INFO L226 Difference]: Without dead ends: 254 [2021-11-25 18:39:47,392 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 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 18:39:47,408 INFO L933 BasicCegarLoop]: 359 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, 359 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 18:39:47,410 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 18:39:47,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-11-25 18:39:47,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2021-11-25 18:39:47,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 237 states have (on average 1.40084388185654) internal successors, (332), 237 states have internal predecessors, (332), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-25 18:39:47,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 356 transitions. [2021-11-25 18:39:47,487 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 356 transitions. Word has length 10 [2021-11-25 18:39:47,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:39:47,488 INFO L470 AbstractCegarLoop]: Abstraction has 254 states and 356 transitions. [2021-11-25 18:39:47,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 18:39:47,488 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 356 transitions. [2021-11-25 18:39:47,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 18:39:47,489 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:39:47,490 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:39:47,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:39:47,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:39:47,712 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:39:47,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:39:47,713 INFO L85 PathProgramCache]: Analyzing trace with hash 750166241, now seen corresponding path program 1 times [2021-11-25 18:39:47,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:39:47,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [618511363] [2021-11-25 18:39:47,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:47,715 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:39:47,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:39:47,717 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:39:47,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-25 18:39:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:48,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 18:39:48,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:39:49,408 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 18:39:49,409 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:39:49,409 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:39:49,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [618511363] [2021-11-25 18:39:49,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [618511363] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:39:49,410 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:39:49,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 18:39:49,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406549703] [2021-11-25 18:39:49,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:39:49,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 18:39:49,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:39:49,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 18:39:49,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-25 18:39:49,414 INFO L87 Difference]: Start difference. First operand 254 states and 356 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:39:53,029 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:39:56,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:39:58,778 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:01,016 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:02,893 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:05,156 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:07,272 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:10,127 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:13,616 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:15,265 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:17,544 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:19,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:22,322 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:24,698 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:27,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:29,640 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:31,953 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:34,423 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:35,870 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:38,387 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:40,765 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:43,744 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:49,137 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:51,851 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:54,577 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:56,846 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:59,041 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:41:01,603 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:41:04,083 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:41:07,102 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:41:09,207 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 18:41:09,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:41:09,209 INFO L93 Difference]: Finished difference Result 378 states and 526 transitions. [2021-11-25 18:41:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 18:41:09,246 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-25 18:41:09,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:41:09,251 INFO L225 Difference]: With dead ends: 378 [2021-11-25 18:41:09,252 INFO L226 Difference]: Without dead ends: 373 [2021-11-25 18:41:09,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-25 18:41:09,254 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 302 mSDsluCounter, 1280 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 12 mSolverCounterUnsat, 28 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 1604 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 28 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 79.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:41:09,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [314 Valid, 1604 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 151 Invalid, 28 Unknown, 0 Unchecked, 79.2s Time] [2021-11-25 18:41:09,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2021-11-25 18:41:09,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 288. [2021-11-25 18:41:09,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 269 states have (on average 1.3977695167286246) internal successors, (376), 270 states have internal predecessors, (376), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (14), 12 states have call predecessors, (14), 13 states have call successors, (14) [2021-11-25 18:41:09,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 403 transitions. [2021-11-25 18:41:09,289 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 403 transitions. Word has length 11 [2021-11-25 18:41:09,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:41:09,290 INFO L470 AbstractCegarLoop]: Abstraction has 288 states and 403 transitions. [2021-11-25 18:41:09,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:41:09,290 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 403 transitions. [2021-11-25 18:41:09,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 18:41:09,292 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:41:09,292 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 18:41:09,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-25 18:41:09,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:41:09,522 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:41:09,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:41:09,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1355433090, now seen corresponding path program 1 times [2021-11-25 18:41:09,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:41:09,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1401650285] [2021-11-25 18:41:09,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:41:09,525 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:41:09,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:41:09,539 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:41:09,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-25 18:41:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:41:10,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 18:41:10,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:41:11,284 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 18:41:11,285 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:41:11,285 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:41:11,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1401650285] [2021-11-25 18:41:11,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1401650285] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:41:11,286 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:41:11,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 18:41:11,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393182288] [2021-11-25 18:41:11,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:41:11,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 18:41:11,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:41:11,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 18:41:11,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:41:11,288 INFO L87 Difference]: Start difference. First operand 288 states and 403 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 18:41:11,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:41:11,308 INFO L93 Difference]: Finished difference Result 303 states and 419 transitions. [2021-11-25 18:41:11,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 18:41:11,309 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2021-11-25 18:41:11,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:41:11,315 INFO L225 Difference]: With dead ends: 303 [2021-11-25 18:41:11,316 INFO L226 Difference]: Without dead ends: 286 [2021-11-25 18:41:11,317 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:41:11,323 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 0 mSDsluCounter, 1037 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 8 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:41:11,325 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1385 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 8 Unchecked, 0.0s Time] [2021-11-25 18:41:11,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2021-11-25 18:41:11,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 286. [2021-11-25 18:41:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 268 states have (on average 1.3955223880597014) internal successors, (374), 269 states have internal predecessors, (374), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (13), 11 states have call predecessors, (13), 12 states have call successors, (13) [2021-11-25 18:41:11,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 399 transitions. [2021-11-25 18:41:11,365 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 399 transitions. Word has length 20 [2021-11-25 18:41:11,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:41:11,372 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 399 transitions. [2021-11-25 18:41:11,372 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 18:41:11,373 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 399 transitions. [2021-11-25 18:41:11,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 18:41:11,375 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:41:11,375 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] [2021-11-25 18:41:11,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-25 18:41:11,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:41:11,595 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:41:11,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:41:11,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1493280314, now seen corresponding path program 1 times [2021-11-25 18:41:11,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:41:11,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [27318581] [2021-11-25 18:41:11,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:41:11,597 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:41:11,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:41:11,600 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:41:11,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-25 18:41:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:41:12,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 18:41:12,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:41:13,308 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 18:41:13,308 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:41:13,308 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:41:13,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [27318581] [2021-11-25 18:41:13,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [27318581] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:41:13,309 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:41:13,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 18:41:13,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55622305] [2021-11-25 18:41:13,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:41:13,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 18:41:13,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:41:13,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 18:41:13,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:41:13,311 INFO L87 Difference]: Start difference. First operand 286 states and 399 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:41:13,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:41:13,317 INFO L93 Difference]: Finished difference Result 286 states and 399 transitions. [2021-11-25 18:41:13,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 18:41:13,317 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-25 18:41:13,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:41:13,318 INFO L225 Difference]: With dead ends: 286 [2021-11-25 18:41:13,318 INFO L226 Difference]: Without dead ends: 0 [2021-11-25 18:41:13,321 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:41:13,322 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 5 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:41:13,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 5 Unchecked, 0.0s Time] [2021-11-25 18:41:13,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-25 18:41:13,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-25 18:41:13,324 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 18:41:13,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-25 18:41:13,325 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2021-11-25 18:41:13,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:41:13,325 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-25 18:41:13,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:41:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-25 18:41:13,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 18:41:13,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 18:41:13,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-25 18:41:13,542 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:41:13,544 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-25 18:41:14,688 INFO L861 garLoopResultBuilder]: At program point L151(line 151) the Hoare annotation is: true [2021-11-25 18:41:14,688 INFO L858 garLoopResultBuilder]: For program point L151-1(line 151) no Hoare annotation was computed. [2021-11-25 18:41:14,689 INFO L858 garLoopResultBuilder]: For program point L147(lines 147 152) no Hoare annotation was computed. [2021-11-25 18:41:14,689 INFO L858 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 111 161) no Hoare annotation was computed. [2021-11-25 18:41:14,689 INFO L858 garLoopResultBuilder]: For program point L139-1(lines 139 144) no Hoare annotation was computed. [2021-11-25 18:41:14,689 INFO L861 garLoopResultBuilder]: At program point L139-2(lines 139 144) the Hoare annotation is: true [2021-11-25 18:41:14,689 INFO L858 garLoopResultBuilder]: For program point L139-3(lines 139 144) no Hoare annotation was computed. [2021-11-25 18:41:14,689 INFO L858 garLoopResultBuilder]: For program point L148(lines 148 151) no Hoare annotation was computed. [2021-11-25 18:41:14,690 INFO L858 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 111 161) no Hoare annotation was computed. [2021-11-25 18:41:14,690 INFO L858 garLoopResultBuilder]: For program point L136(lines 136 137) no Hoare annotation was computed. [2021-11-25 18:41:14,690 INFO L861 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 111 161) the Hoare annotation is: true [2021-11-25 18:41:14,690 INFO L858 garLoopResultBuilder]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2021-11-25 18:41:14,690 INFO L861 garLoopResultBuilder]: At program point L124-2(lines 124 128) the Hoare annotation is: true [2021-11-25 18:41:14,690 INFO L858 garLoopResultBuilder]: For program point L124-3(lines 124 128) no Hoare annotation was computed. [2021-11-25 18:41:14,691 INFO L858 garLoopResultBuilder]: For program point L120(lines 120 132) no Hoare annotation was computed. [2021-11-25 18:41:14,691 INFO L858 garLoopResultBuilder]: For program point L120-2(lines 111 161) no Hoare annotation was computed. [2021-11-25 18:41:14,691 INFO L861 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: true [2021-11-25 18:41:14,691 INFO L858 garLoopResultBuilder]: For program point L149-1(line 149) no Hoare annotation was computed. [2021-11-25 18:41:14,691 INFO L861 garLoopResultBuilder]: At program point L137(line 137) the Hoare annotation is: true [2021-11-25 18:41:14,691 INFO L858 garLoopResultBuilder]: For program point L137-1(line 137) no Hoare annotation was computed. [2021-11-25 18:41:14,692 INFO L858 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2021-11-25 18:41:14,692 INFO L858 garLoopResultBuilder]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2021-11-25 18:41:14,692 INFO L861 garLoopResultBuilder]: At program point L154-2(lines 154 159) the Hoare annotation is: true [2021-11-25 18:41:14,692 INFO L858 garLoopResultBuilder]: For program point L154-3(lines 154 159) no Hoare annotation was computed. [2021-11-25 18:41:14,692 INFO L858 garLoopResultBuilder]: For program point L113-1(lines 113 118) no Hoare annotation was computed. [2021-11-25 18:41:14,692 INFO L861 garLoopResultBuilder]: At program point L113-2(lines 113 118) the Hoare annotation is: true [2021-11-25 18:41:14,693 INFO L858 garLoopResultBuilder]: For program point L113-3(lines 113 118) no Hoare annotation was computed. [2021-11-25 18:41:14,693 INFO L858 garLoopResultBuilder]: For program point L138(lines 138 146) no Hoare annotation was computed. [2021-11-25 18:41:14,693 INFO L858 garLoopResultBuilder]: For program point L130(lines 130 131) no Hoare annotation was computed. [2021-11-25 18:41:14,693 INFO L858 garLoopResultBuilder]: For program point L93(lines 93 97) no Hoare annotation was computed. [2021-11-25 18:41:14,693 INFO L858 garLoopResultBuilder]: For program point L93-1(lines 86 105) no Hoare annotation was computed. [2021-11-25 18:41:14,693 INFO L858 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 86 105) no Hoare annotation was computed. [2021-11-25 18:41:14,694 INFO L858 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 86 105) no Hoare annotation was computed. [2021-11-25 18:41:14,694 INFO L861 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 86 105) the Hoare annotation is: true [2021-11-25 18:41:14,694 INFO L858 garLoopResultBuilder]: For program point L98(lines 98 103) no Hoare annotation was computed. [2021-11-25 18:41:14,694 INFO L858 garLoopResultBuilder]: For program point L98-1(lines 86 105) no Hoare annotation was computed. [2021-11-25 18:41:14,694 INFO L858 garLoopResultBuilder]: For program point L98-2(lines 98 103) no Hoare annotation was computed. [2021-11-25 18:41:14,695 INFO L858 garLoopResultBuilder]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2021-11-25 18:41:14,696 INFO L861 garLoopResultBuilder]: At program point L88-2(lines 88 92) the Hoare annotation is: true [2021-11-25 18:41:14,696 INFO L858 garLoopResultBuilder]: For program point L545(lines 545 548) no Hoare annotation was computed. [2021-11-25 18:41:14,696 INFO L858 garLoopResultBuilder]: For program point L545-2(lines 545 548) no Hoare annotation was computed. [2021-11-25 18:41:14,696 INFO L858 garLoopResultBuilder]: For program point L539-1(lines 539 543) no Hoare annotation was computed. [2021-11-25 18:41:14,697 INFO L861 garLoopResultBuilder]: At program point L539-2(lines 539 543) the Hoare annotation is: true [2021-11-25 18:41:14,697 INFO L858 garLoopResultBuilder]: For program point L539-3(lines 539 543) no Hoare annotation was computed. [2021-11-25 18:41:14,697 INFO L858 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 536 570) no Hoare annotation was computed. [2021-11-25 18:41:14,697 INFO L858 garLoopResultBuilder]: For program point L556(lines 556 565) no Hoare annotation was computed. [2021-11-25 18:41:14,697 INFO L858 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 536 570) no Hoare annotation was computed. [2021-11-25 18:41:14,698 INFO L861 garLoopResultBuilder]: At program point __kernel_cosENTRY(lines 536 570) the Hoare annotation is: true [2021-11-25 18:41:14,698 INFO L858 garLoopResultBuilder]: For program point L546(lines 546 547) no Hoare annotation was computed. [2021-11-25 18:41:14,703 INFO L858 garLoopResultBuilder]: For program point L559-1(lines 559 564) no Hoare annotation was computed. [2021-11-25 18:41:14,703 INFO L861 garLoopResultBuilder]: At program point L559-2(lines 559 564) the Hoare annotation is: true [2021-11-25 18:41:14,703 INFO L858 garLoopResultBuilder]: For program point L559-3(lines 556 565) no Hoare annotation was computed. [2021-11-25 18:41:14,704 INFO L858 garLoopResultBuilder]: For program point L553(lines 553 569) no Hoare annotation was computed. [2021-11-25 18:41:14,704 INFO L858 garLoopResultBuilder]: For program point L498(lines 498 503) no Hoare annotation was computed. [2021-11-25 18:41:14,704 INFO L858 garLoopResultBuilder]: For program point L498-1(lines 397 526) no Hoare annotation was computed. [2021-11-25 18:41:14,704 INFO L858 garLoopResultBuilder]: For program point L498-2(lines 498 503) no Hoare annotation was computed. [2021-11-25 18:41:14,704 INFO L858 garLoopResultBuilder]: For program point L201(lines 201 202) no Hoare annotation was computed. [2021-11-25 18:41:14,705 INFO L858 garLoopResultBuilder]: For program point L201-2(lines 201 202) no Hoare annotation was computed. [2021-11-25 18:41:14,705 INFO L858 garLoopResultBuilder]: For program point L334-2(lines 334 335) no Hoare annotation was computed. [2021-11-25 18:41:14,705 INFO L858 garLoopResultBuilder]: For program point L235(lines 235 238) no Hoare annotation was computed. [2021-11-25 18:41:14,705 INFO L854 garLoopResultBuilder]: At program point L334-3(lines 334 335) the Hoare annotation is: false [2021-11-25 18:41:14,706 INFO L858 garLoopResultBuilder]: For program point L334-4(lines 320 360) no Hoare annotation was computed. [2021-11-25 18:41:14,706 INFO L858 garLoopResultBuilder]: For program point L169(lines 169 174) no Hoare annotation was computed. [2021-11-25 18:41:14,706 INFO L858 garLoopResultBuilder]: For program point L169-1(lines 162 176) no Hoare annotation was computed. [2021-11-25 18:41:14,706 INFO L858 garLoopResultBuilder]: For program point L169-2(lines 169 174) no Hoare annotation was computed. [2021-11-25 18:41:14,706 INFO L858 garLoopResultBuilder]: For program point L336-1(line 336) no Hoare annotation was computed. [2021-11-25 18:41:14,707 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 238) no Hoare annotation was computed. [2021-11-25 18:41:14,707 INFO L858 garLoopResultBuilder]: For program point L270-1(lines 192 362) no Hoare annotation was computed. [2021-11-25 18:41:14,707 INFO L858 garLoopResultBuilder]: For program point L237-2(lines 192 362) no Hoare annotation was computed. [2021-11-25 18:41:14,707 INFO L854 garLoopResultBuilder]: At program point L602(lines 602 628) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_sin_double_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= |ULTIMATE.start_sin_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) [2021-11-25 18:41:14,708 INFO L858 garLoopResultBuilder]: For program point L470(lines 470 476) no Hoare annotation was computed. [2021-11-25 18:41:14,708 INFO L858 garLoopResultBuilder]: For program point L404-1(lines 404 408) no Hoare annotation was computed. [2021-11-25 18:41:14,708 INFO L854 garLoopResultBuilder]: At program point L404-2(lines 404 408) the Hoare annotation is: false [2021-11-25 18:41:14,708 INFO L858 garLoopResultBuilder]: For program point L338(line 338) no Hoare annotation was computed. [2021-11-25 18:41:14,709 INFO L858 garLoopResultBuilder]: For program point L404-3(lines 404 408) no Hoare annotation was computed. [2021-11-25 18:41:14,709 INFO L858 garLoopResultBuilder]: For program point L272-2(lines 272 273) no Hoare annotation was computed. [2021-11-25 18:41:14,709 INFO L854 garLoopResultBuilder]: At program point L272-3(lines 272 273) the Hoare annotation is: false [2021-11-25 18:41:14,709 INFO L858 garLoopResultBuilder]: For program point L272-4(lines 270 287) no Hoare annotation was computed. [2021-11-25 18:41:14,709 INFO L858 garLoopResultBuilder]: For program point L74(lines 74 79) no Hoare annotation was computed. [2021-11-25 18:41:14,710 INFO L858 garLoopResultBuilder]: For program point L74-1(lines 20 81) no Hoare annotation was computed. [2021-11-25 18:41:14,710 INFO L858 garLoopResultBuilder]: For program point L74-2(lines 74 79) no Hoare annotation was computed. [2021-11-25 18:41:14,710 INFO L858 garLoopResultBuilder]: For program point L339-2(lines 339 343) no Hoare annotation was computed. [2021-11-25 18:41:14,710 INFO L858 garLoopResultBuilder]: For program point L240(lines 192 362) no Hoare annotation was computed. [2021-11-25 18:41:14,711 INFO L854 garLoopResultBuilder]: At program point L339-3(lines 339 343) the Hoare annotation is: false [2021-11-25 18:41:14,711 INFO L858 garLoopResultBuilder]: For program point L339-4(lines 339 343) no Hoare annotation was computed. [2021-11-25 18:41:14,711 INFO L858 garLoopResultBuilder]: For program point L207-2(lines 207 208) no Hoare annotation was computed. [2021-11-25 18:41:14,711 INFO L854 garLoopResultBuilder]: At program point L207-3(lines 207 208) the Hoare annotation is: false [2021-11-25 18:41:14,711 INFO L858 garLoopResultBuilder]: For program point L207-4(lines 207 208) no Hoare annotation was computed. [2021-11-25 18:41:14,712 INFO L858 garLoopResultBuilder]: For program point L42(lines 42 43) no Hoare annotation was computed. [2021-11-25 18:41:14,712 INFO L858 garLoopResultBuilder]: For program point L505-1(lines 505 510) no Hoare annotation was computed. [2021-11-25 18:41:14,712 INFO L854 garLoopResultBuilder]: At program point L505-2(lines 505 510) the Hoare annotation is: false [2021-11-25 18:41:14,712 INFO L858 garLoopResultBuilder]: For program point L505-3(lines 505 510) no Hoare annotation was computed. [2021-11-25 18:41:14,713 INFO L858 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2021-11-25 18:41:14,713 INFO L854 garLoopResultBuilder]: At program point L175(lines 162 176) the Hoare annotation is: false [2021-11-25 18:41:14,713 INFO L858 garLoopResultBuilder]: For program point L208-2(line 208) no Hoare annotation was computed. [2021-11-25 18:41:14,713 INFO L858 garLoopResultBuilder]: For program point L605-1(lines 605 609) no Hoare annotation was computed. [2021-11-25 18:41:14,714 INFO L854 garLoopResultBuilder]: At program point L605-2(lines 605 609) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_sin_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) [2021-11-25 18:41:14,714 INFO L858 garLoopResultBuilder]: For program point L605-3(lines 605 609) no Hoare annotation was computed. [2021-11-25 18:41:14,714 INFO L858 garLoopResultBuilder]: For program point L440(lines 440 486) no Hoare annotation was computed. [2021-11-25 18:41:14,714 INFO L858 garLoopResultBuilder]: For program point L308(line 308) no Hoare annotation was computed. [2021-11-25 18:41:14,715 INFO L858 garLoopResultBuilder]: For program point L275-1(lines 275 276) no Hoare annotation was computed. [2021-11-25 18:41:14,715 INFO L858 garLoopResultBuilder]: For program point L275-3(lines 275 276) no Hoare annotation was computed. [2021-11-25 18:41:14,715 INFO L854 garLoopResultBuilder]: At program point L275-4(lines 275 276) the Hoare annotation is: false [2021-11-25 18:41:14,715 INFO L858 garLoopResultBuilder]: For program point L275-5(lines 275 276) no Hoare annotation was computed. [2021-11-25 18:41:14,715 INFO L858 garLoopResultBuilder]: For program point L44(lines 44 49) no Hoare annotation was computed. [2021-11-25 18:41:14,716 INFO L858 garLoopResultBuilder]: For program point L309-2(lines 309 312) no Hoare annotation was computed. [2021-11-25 18:41:14,716 INFO L854 garLoopResultBuilder]: At program point L309-3(lines 309 312) the Hoare annotation is: false [2021-11-25 18:41:14,716 INFO L858 garLoopResultBuilder]: For program point L243-2(lines 243 252) no Hoare annotation was computed. [2021-11-25 18:41:14,716 INFO L858 garLoopResultBuilder]: For program point L309-4(lines 309 312) no Hoare annotation was computed. [2021-11-25 18:41:14,717 INFO L858 garLoopResultBuilder]: For program point L210-2(lines 210 214) no Hoare annotation was computed. [2021-11-25 18:41:14,717 INFO L854 garLoopResultBuilder]: At program point L243-3(lines 243 252) the Hoare annotation is: false [2021-11-25 18:41:14,717 INFO L854 garLoopResultBuilder]: At program point L210-3(lines 210 214) the Hoare annotation is: false [2021-11-25 18:41:14,717 INFO L858 garLoopResultBuilder]: For program point L243-4(lines 240 268) no Hoare annotation was computed. [2021-11-25 18:41:14,718 INFO L858 garLoopResultBuilder]: For program point L210-4(lines 210 214) no Hoare annotation was computed. [2021-11-25 18:41:14,718 INFO L858 garLoopResultBuilder]: For program point L45(lines 45 46) no Hoare annotation was computed. [2021-11-25 18:41:14,718 INFO L858 garLoopResultBuilder]: For program point L45-2(lines 45 46) no Hoare annotation was computed. [2021-11-25 18:41:14,718 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 211 212) no Hoare annotation was computed. [2021-11-25 18:41:14,718 INFO L854 garLoopResultBuilder]: At program point L211-3(lines 211 212) the Hoare annotation is: false [2021-11-25 18:41:14,719 INFO L858 garLoopResultBuilder]: For program point L211-4(lines 211 212) no Hoare annotation was computed. [2021-11-25 18:41:14,719 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 644) no Hoare annotation was computed. [2021-11-25 18:41:14,719 INFO L858 garLoopResultBuilder]: For program point L410(lines 410 414) no Hoare annotation was computed. [2021-11-25 18:41:14,719 INFO L858 garLoopResultBuilder]: For program point L344-2(lines 344 348) no Hoare annotation was computed. [2021-11-25 18:41:14,720 INFO L858 garLoopResultBuilder]: For program point L245(lines 245 251) no Hoare annotation was computed. [2021-11-25 18:41:14,720 INFO L854 garLoopResultBuilder]: At program point L344-3(lines 344 348) the Hoare annotation is: false [2021-11-25 18:41:14,720 INFO L858 garLoopResultBuilder]: For program point L278-2(lines 278 283) no Hoare annotation was computed. [2021-11-25 18:41:14,720 INFO L858 garLoopResultBuilder]: For program point L344-4(lines 344 348) no Hoare annotation was computed. [2021-11-25 18:41:14,721 INFO L854 garLoopResultBuilder]: At program point L278-3(lines 278 283) the Hoare annotation is: false [2021-11-25 18:41:14,721 INFO L858 garLoopResultBuilder]: For program point L278-4(lines 278 283) no Hoare annotation was computed. [2021-11-25 18:41:14,721 INFO L854 garLoopResultBuilder]: At program point L80(lines 20 81) the Hoare annotation is: false [2021-11-25 18:41:14,721 INFO L858 garLoopResultBuilder]: For program point L642(line 642) no Hoare annotation was computed. [2021-11-25 18:41:14,721 INFO L858 garLoopResultBuilder]: For program point L246(lines 246 249) no Hoare annotation was computed. [2021-11-25 18:41:14,722 INFO L858 garLoopResultBuilder]: For program point L511-2(lines 511 514) no Hoare annotation was computed. [2021-11-25 18:41:14,722 INFO L854 garLoopResultBuilder]: At program point L511-3(lines 511 514) the Hoare annotation is: false [2021-11-25 18:41:14,722 INFO L858 garLoopResultBuilder]: For program point L511-4(lines 511 514) no Hoare annotation was computed. [2021-11-25 18:41:14,722 INFO L858 garLoopResultBuilder]: For program point L280-2(lines 280 281) no Hoare annotation was computed. [2021-11-25 18:41:14,723 INFO L854 garLoopResultBuilder]: At program point L280-3(lines 280 281) the Hoare annotation is: false [2021-11-25 18:41:14,723 INFO L858 garLoopResultBuilder]: For program point L280-4(lines 280 281) no Hoare annotation was computed. [2021-11-25 18:41:14,723 INFO L858 garLoopResultBuilder]: For program point L611(lines 611 627) no Hoare annotation was computed. [2021-11-25 18:41:14,723 INFO L858 garLoopResultBuilder]: For program point L446(line 446) no Hoare annotation was computed. [2021-11-25 18:41:14,723 INFO L858 garLoopResultBuilder]: For program point L446-2(lines 446 478) no Hoare annotation was computed. [2021-11-25 18:41:14,724 INFO L858 garLoopResultBuilder]: For program point L314-2(lines 314 318) no Hoare annotation was computed. [2021-11-25 18:41:14,724 INFO L854 garLoopResultBuilder]: At program point L314-3(lines 314 318) the Hoare annotation is: false [2021-11-25 18:41:14,724 INFO L858 garLoopResultBuilder]: For program point L314-4(lines 314 318) no Hoare annotation was computed. [2021-11-25 18:41:14,724 INFO L854 garLoopResultBuilder]: At program point L612(line 612) the Hoare annotation is: false [2021-11-25 18:41:14,725 INFO L858 garLoopResultBuilder]: For program point L612-1(line 612) no Hoare annotation was computed. [2021-11-25 18:41:14,725 INFO L858 garLoopResultBuilder]: For program point L480(lines 480 485) no Hoare annotation was computed. [2021-11-25 18:41:14,725 INFO L858 garLoopResultBuilder]: For program point L315-2(lines 315 316) no Hoare annotation was computed. [2021-11-25 18:41:14,725 INFO L854 garLoopResultBuilder]: At program point L315-3(lines 315 316) the Hoare annotation is: false [2021-11-25 18:41:14,725 INFO L858 garLoopResultBuilder]: For program point L315-4(lines 315 316) no Hoare annotation was computed. [2021-11-25 18:41:14,726 INFO L854 garLoopResultBuilder]: At program point L84(line 84) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res#1|) (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_sin_double_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= |ULTIMATE.start_sin_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) [2021-11-25 18:41:14,726 INFO L858 garLoopResultBuilder]: For program point L51(lines 51 73) no Hoare annotation was computed. [2021-11-25 18:41:14,726 INFO L861 garLoopResultBuilder]: At program point L646(lines 630 647) the Hoare annotation is: true [2021-11-25 18:41:14,726 INFO L858 garLoopResultBuilder]: For program point L613(lines 613 627) no Hoare annotation was computed. [2021-11-25 18:41:14,727 INFO L858 garLoopResultBuilder]: For program point L415(lines 415 439) no Hoare annotation was computed. [2021-11-25 18:41:14,727 INFO L858 garLoopResultBuilder]: For program point L349-2(lines 349 350) no Hoare annotation was computed. [2021-11-25 18:41:14,727 INFO L854 garLoopResultBuilder]: At program point L349-3(lines 349 350) the Hoare annotation is: false [2021-11-25 18:41:14,727 INFO L858 garLoopResultBuilder]: For program point L349-4(lines 320 360) no Hoare annotation was computed. [2021-11-25 18:41:14,727 INFO L858 garLoopResultBuilder]: For program point L52(lines 52 55) no Hoare annotation was computed. [2021-11-25 18:41:14,728 INFO L858 garLoopResultBuilder]: For program point L416(lines 416 438) no Hoare annotation was computed. [2021-11-25 18:41:14,728 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-25 18:41:14,728 INFO L854 garLoopResultBuilder]: At program point L285(lines 192 362) the Hoare annotation is: false [2021-11-25 18:41:14,728 INFO L858 garLoopResultBuilder]: For program point L219-2(lines 219 223) no Hoare annotation was computed. [2021-11-25 18:41:14,729 INFO L854 garLoopResultBuilder]: At program point L219-3(lines 219 223) the Hoare annotation is: false [2021-11-25 18:41:14,729 INFO L854 garLoopResultBuilder]: At program point L219-4(lines 219 223) the Hoare annotation is: false [2021-11-25 18:41:14,729 INFO L858 garLoopResultBuilder]: For program point L517-1(lines 517 518) no Hoare annotation was computed. [2021-11-25 18:41:14,729 INFO L858 garLoopResultBuilder]: For program point L418(lines 418 425) no Hoare annotation was computed. [2021-11-25 18:41:14,729 INFO L854 garLoopResultBuilder]: At program point L517-3(lines 517 518) the Hoare annotation is: false [2021-11-25 18:41:14,730 INFO L858 garLoopResultBuilder]: For program point L517-4(lines 517 518) no Hoare annotation was computed. [2021-11-25 18:41:14,730 INFO L858 garLoopResultBuilder]: For program point L418-2(lines 418 425) no Hoare annotation was computed. [2021-11-25 18:41:14,730 INFO L858 garLoopResultBuilder]: For program point L253-1(lines 240 268) no Hoare annotation was computed. [2021-11-25 18:41:14,730 INFO L858 garLoopResultBuilder]: For program point L617(lines 617 626) no Hoare annotation was computed. [2021-11-25 18:41:14,731 INFO L858 garLoopResultBuilder]: For program point L452-1(lines 452 456) no Hoare annotation was computed. [2021-11-25 18:41:14,731 INFO L854 garLoopResultBuilder]: At program point L452-2(lines 452 456) the Hoare annotation is: false [2021-11-25 18:41:14,731 INFO L858 garLoopResultBuilder]: For program point L452-3(lines 452 456) no Hoare annotation was computed. [2021-11-25 18:41:14,731 INFO L854 garLoopResultBuilder]: At program point L320(lines 320 360) the Hoare annotation is: false [2021-11-25 18:41:14,731 INFO L854 garLoopResultBuilder]: At program point L254(lines 254 261) the Hoare annotation is: false [2021-11-25 18:41:14,732 INFO L858 garLoopResultBuilder]: For program point L23-1(lines 23 28) no Hoare annotation was computed. [2021-11-25 18:41:14,732 INFO L854 garLoopResultBuilder]: At program point L23-2(lines 23 28) the Hoare annotation is: false [2021-11-25 18:41:14,732 INFO L858 garLoopResultBuilder]: For program point L23-3(lines 23 28) no Hoare annotation was computed. [2021-11-25 18:41:14,732 INFO L858 garLoopResultBuilder]: For program point L618(line 618) no Hoare annotation was computed. [2021-11-25 18:41:14,733 INFO L858 garLoopResultBuilder]: For program point L321(line 321) no Hoare annotation was computed. [2021-11-25 18:41:14,733 INFO L858 garLoopResultBuilder]: For program point L255(line 255) no Hoare annotation was computed. [2021-11-25 18:41:14,733 INFO L854 garLoopResultBuilder]: At program point L619(line 619) the Hoare annotation is: false [2021-11-25 18:41:14,733 INFO L858 garLoopResultBuilder]: For program point L619-1(line 619) no Hoare annotation was computed. [2021-11-25 18:41:14,733 INFO L858 garLoopResultBuilder]: For program point L520(lines 520 524) no Hoare annotation was computed. [2021-11-25 18:41:14,734 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-25 18:41:14,734 INFO L858 garLoopResultBuilder]: For program point L58(lines 58 59) no Hoare annotation was computed. [2021-11-25 18:41:14,734 INFO L858 garLoopResultBuilder]: For program point L620(line 620) no Hoare annotation was computed. [2021-11-25 18:41:14,734 INFO L858 garLoopResultBuilder]: For program point L488(lines 488 491) no Hoare annotation was computed. [2021-11-25 18:41:14,735 INFO L858 garLoopResultBuilder]: For program point L323-2(lines 323 324) no Hoare annotation was computed. [2021-11-25 18:41:14,735 INFO L854 garLoopResultBuilder]: At program point L323-3(lines 323 324) the Hoare annotation is: false [2021-11-25 18:41:14,735 INFO L858 garLoopResultBuilder]: For program point L323-4(lines 320 360) no Hoare annotation was computed. [2021-11-25 18:41:14,735 INFO L854 garLoopResultBuilder]: At program point L621(line 621) the Hoare annotation is: false [2021-11-25 18:41:14,735 INFO L858 garLoopResultBuilder]: For program point L621-1(line 621) no Hoare annotation was computed. [2021-11-25 18:41:14,736 INFO L858 garLoopResultBuilder]: For program point L258(line 258) no Hoare annotation was computed. [2021-11-25 18:41:14,736 INFO L858 garLoopResultBuilder]: For program point L225(line 225) no Hoare annotation was computed. [2021-11-25 18:41:14,736 INFO L858 garLoopResultBuilder]: For program point L60(lines 60 72) no Hoare annotation was computed. [2021-11-25 18:41:14,736 INFO L858 garLoopResultBuilder]: For program point L622(line 622) no Hoare annotation was computed. [2021-11-25 18:41:14,737 INFO L858 garLoopResultBuilder]: For program point L325-1(line 325) no Hoare annotation was computed. [2021-11-25 18:41:14,737 INFO L858 garLoopResultBuilder]: For program point L292-1(lines 292 295) no Hoare annotation was computed. [2021-11-25 18:41:14,737 INFO L854 garLoopResultBuilder]: At program point L292-3(lines 292 295) the Hoare annotation is: false [2021-11-25 18:41:14,737 INFO L858 garLoopResultBuilder]: For program point L61(lines 61 70) no Hoare annotation was computed. [2021-11-25 18:41:14,737 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-25 18:41:14,738 INFO L858 garLoopResultBuilder]: For program point L61-1(lines 61 70) no Hoare annotation was computed. [2021-11-25 18:41:14,738 INFO L854 garLoopResultBuilder]: At program point L623(line 623) the Hoare annotation is: false [2021-11-25 18:41:14,738 INFO L858 garLoopResultBuilder]: For program point L623-1(line 623) no Hoare annotation was computed. [2021-11-25 18:41:14,738 INFO L858 garLoopResultBuilder]: For program point L458(lines 458 477) no Hoare annotation was computed. [2021-11-25 18:41:14,739 INFO L858 garLoopResultBuilder]: For program point L458-1(lines 446 478) no Hoare annotation was computed. [2021-11-25 18:41:14,739 INFO L858 garLoopResultBuilder]: For program point L62(lines 62 69) no Hoare annotation was computed. [2021-11-25 18:41:14,739 INFO L858 garLoopResultBuilder]: For program point L624(line 624) no Hoare annotation was computed. [2021-11-25 18:41:14,739 INFO L854 garLoopResultBuilder]: At program point L525(lines 397 526) the Hoare annotation is: false [2021-11-25 18:41:14,739 INFO L858 garLoopResultBuilder]: For program point L327(line 327) no Hoare annotation was computed. [2021-11-25 18:41:14,740 INFO L858 garLoopResultBuilder]: For program point L327-2(line 327) no Hoare annotation was computed. [2021-11-25 18:41:14,740 INFO L858 garLoopResultBuilder]: For program point L30(lines 30 73) no Hoare annotation was computed. [2021-11-25 18:41:14,740 INFO L854 garLoopResultBuilder]: At program point L625(line 625) the Hoare annotation is: false [2021-11-25 18:41:14,740 INFO L858 garLoopResultBuilder]: For program point L625-1(line 625) no Hoare annotation was computed. [2021-11-25 18:41:14,740 INFO L858 garLoopResultBuilder]: For program point L493-1(lines 493 497) no Hoare annotation was computed. [2021-11-25 18:41:14,741 INFO L854 garLoopResultBuilder]: At program point L493-2(lines 493 497) the Hoare annotation is: false [2021-11-25 18:41:14,741 INFO L854 garLoopResultBuilder]: At program point L361(lines 191 362) the Hoare annotation is: false [2021-11-25 18:41:14,741 INFO L858 garLoopResultBuilder]: For program point L328(line 328) no Hoare annotation was computed. [2021-11-25 18:41:14,741 INFO L858 garLoopResultBuilder]: For program point L31(lines 31 50) no Hoare annotation was computed. [2021-11-25 18:41:14,741 INFO L858 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-11-25 18:41:14,742 INFO L858 garLoopResultBuilder]: For program point L164-1(lines 164 168) no Hoare annotation was computed. [2021-11-25 18:41:14,742 INFO L854 garLoopResultBuilder]: At program point L164-2(lines 164 168) the Hoare annotation is: false [2021-11-25 18:41:14,742 INFO L858 garLoopResultBuilder]: For program point L32(lines 32 39) no Hoare annotation was computed. [2021-11-25 18:41:14,742 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-25 18:41:14,743 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 642) no Hoare annotation was computed. [2021-11-25 18:41:14,743 INFO L858 garLoopResultBuilder]: For program point L429(lines 429 436) no Hoare annotation was computed. [2021-11-25 18:41:14,743 INFO L858 garLoopResultBuilder]: For program point L429-2(lines 429 436) no Hoare annotation was computed. [2021-11-25 18:41:14,743 INFO L854 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: false [2021-11-25 18:41:14,743 INFO L858 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2021-11-25 18:41:14,744 INFO L858 garLoopResultBuilder]: For program point L330-2(lines 330 331) no Hoare annotation was computed. [2021-11-25 18:41:14,744 INFO L854 garLoopResultBuilder]: At program point L330-3(lines 330 331) the Hoare annotation is: false [2021-11-25 18:41:14,744 INFO L858 garLoopResultBuilder]: For program point L330-4(lines 320 360) no Hoare annotation was computed. [2021-11-25 18:41:14,744 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 67) no Hoare annotation was computed. [2021-11-25 18:41:14,744 INFO L858 garLoopResultBuilder]: For program point L33(lines 33 38) no Hoare annotation was computed. [2021-11-25 18:41:14,745 INFO L858 garLoopResultBuilder]: For program point L66-2(lines 66 67) no Hoare annotation was computed. [2021-11-25 18:41:14,745 INFO L858 garLoopResultBuilder]: For program point L298(lines 298 305) no Hoare annotation was computed. [2021-11-25 18:41:14,745 INFO L858 garLoopResultBuilder]: For program point L265(lines 265 266) no Hoare annotation was computed. [2021-11-25 18:41:14,745 INFO L854 garLoopResultBuilder]: At program point L298-2(lines 289 306) the Hoare annotation is: false [2021-11-25 18:41:14,746 INFO L858 garLoopResultBuilder]: For program point L464-1(lines 464 468) no Hoare annotation was computed. [2021-11-25 18:41:14,746 INFO L854 garLoopResultBuilder]: At program point L464-2(lines 464 468) the Hoare annotation is: false [2021-11-25 18:41:14,746 INFO L858 garLoopResultBuilder]: For program point L464-3(lines 464 468) no Hoare annotation was computed. [2021-11-25 18:41:14,746 INFO L858 garLoopResultBuilder]: For program point L332-1(line 332) no Hoare annotation was computed. [2021-11-25 18:41:14,746 INFO L854 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: false [2021-11-25 18:41:14,747 INFO L858 garLoopResultBuilder]: For program point L266-1(line 266) no Hoare annotation was computed. [2021-11-25 18:41:14,747 INFO L858 garLoopResultBuilder]: For program point L35(lines 35 38) no Hoare annotation was computed. [2021-11-25 18:41:14,747 INFO L861 garLoopResultBuilder]: At program point __kernel_sinENTRY(lines 580 600) the Hoare annotation is: true [2021-11-25 18:41:14,747 INFO L858 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 580 600) no Hoare annotation was computed. [2021-11-25 18:41:14,747 INFO L858 garLoopResultBuilder]: For program point L589(lines 589 592) no Hoare annotation was computed. [2021-11-25 18:41:14,748 INFO L858 garLoopResultBuilder]: For program point L589-2(lines 589 592) no Hoare annotation was computed. [2021-11-25 18:41:14,748 INFO L858 garLoopResultBuilder]: For program point L583-1(lines 583 587) no Hoare annotation was computed. [2021-11-25 18:41:14,748 INFO L861 garLoopResultBuilder]: At program point L583-2(lines 583 587) the Hoare annotation is: true [2021-11-25 18:41:14,748 INFO L858 garLoopResultBuilder]: For program point L583-3(lines 583 587) no Hoare annotation was computed. [2021-11-25 18:41:14,748 INFO L858 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 580 600) no Hoare annotation was computed. [2021-11-25 18:41:14,749 INFO L858 garLoopResultBuilder]: For program point L596(lines 596 599) no Hoare annotation was computed. [2021-11-25 18:41:14,749 INFO L858 garLoopResultBuilder]: For program point L590(lines 590 591) no Hoare annotation was computed. [2021-11-25 18:41:14,753 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-25 18:41:14,755 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 18:41:14,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,771 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,771 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,771 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,775 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,776 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,776 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,776 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,776 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,777 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,778 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,778 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,780 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,780 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,780 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,781 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,781 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,781 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,782 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,782 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,782 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,783 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,783 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,783 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:14,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:41:14 BoogieIcfgContainer [2021-11-25 18:41:14,786 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 18:41:14,787 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 18:41:14,787 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 18:41:14,787 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 18:41:14,788 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:46" (3/4) ... [2021-11-25 18:41:14,791 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 18:41:14,800 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2021-11-25 18:41:14,800 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2021-11-25 18:41:14,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2021-11-25 18:41:14,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2021-11-25 18:41:14,822 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2021-11-25 18:41:14,824 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2021-11-25 18:41:14,825 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-25 18:41:14,826 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 18:41:14,859 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) [2021-11-25 18:41:14,860 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1bv32 == \result && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) [2021-11-25 18:41:15,010 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 18:41:15,010 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 18:41:15,011 INFO L158 Benchmark]: Toolchain (without parser) took 143950.94ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 41.5MB in the beginning and 59.5MB in the end (delta: -18.0MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2021-11-25 18:41:15,012 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:41:15,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 818.90ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 26.8MB in the end (delta: 14.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 18:41:15,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.35ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 26.8MB in the beginning and 66.7MB in the end (delta: -39.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 18:41:15,013 INFO L158 Benchmark]: Boogie Preprocessor took 176.06ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 59.9MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 18:41:15,014 INFO L158 Benchmark]: RCFGBuilder took 53857.17ms. Allocated memory is still 90.2MB. Free memory was 59.9MB in the beginning and 45.6MB in the end (delta: 14.3MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2021-11-25 18:41:15,014 INFO L158 Benchmark]: TraceAbstraction took 88709.76ms. Allocated memory is still 90.2MB. Free memory was 45.1MB in the beginning and 50.7MB in the end (delta: -5.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-11-25 18:41:15,015 INFO L158 Benchmark]: Witness Printer took 224.03ms. Allocated memory is still 90.2MB. Free memory was 50.7MB in the beginning and 59.5MB in the end (delta: -8.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2021-11-25 18:41:15,018 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 62.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 818.90ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 26.8MB in the end (delta: 14.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.35ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 26.8MB in the beginning and 66.7MB in the end (delta: -39.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 176.06ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 59.9MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 53857.17ms. Allocated memory is still 90.2MB. Free memory was 59.9MB in the beginning and 45.6MB in the end (delta: 14.3MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * TraceAbstraction took 88709.76ms. Allocated memory is still 90.2MB. Free memory was 45.1MB in the beginning and 50.7MB in the end (delta: -5.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Witness Printer took 224.03ms. Allocated memory is still 90.2MB. Free memory was 50.7MB in the beginning and 59.5MB in the end (delta: -8.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * 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: 642]: 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 5 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 88.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 80.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 28 mSolverCounterUnknown, 314 SdHoareTripleChecker+Valid, 79.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 302 mSDsluCounter, 3356 SdHoareTripleChecker+Invalid, 76.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 13 IncrementalHoareTripleChecker+Unchecked, 2322 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 151 IncrementalHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 1034 mSDtfsCounter, 151 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=288occurred in iteration=2, InterpolantAutomatonStates: 19, 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, 4 MinimizatonAttempts, 85 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 156 PreInvPairs, 160 NumberOfFragments, 138 HoareAnnotationTreeSize, 156 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 10 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 9 QuantifiedInterpolants, 305 SizeOfPredicates, 21 NumberOfNonLiveVariables, 986 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 397]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 602]: Loop Invariant [2021-11-25 18:41:15,033 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,034 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,034 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,034 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,034 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,035 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,035 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,036 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,036 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,036 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,036 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,036 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant [2021-11-25 18:41:15,038 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,038 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant [2021-11-25 18:41:15,041 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,041 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,041 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,041 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,042 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,042 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,043 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,046 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,046 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,046 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,047 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-25 18:41:15,047 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((1bv32 == \result && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 339]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-25 18:41:15,282 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-11-25 18:41:15,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce16f56d-2068-48ec-a47a-6e0cca1af5b9/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE