./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0550b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0550b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI --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 8000a65bc363d31baa4aafb5e66fa59ba3a657622231c3680549cc23a190458a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 04:02:02,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:02:02,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:02:02,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:02:02,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:02:02,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:02:02,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:02:02,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:02:02,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:02:02,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:02:02,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:02:02,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:02:02,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:02:02,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:02:02,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:02:02,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:02:02,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:02:02,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:02:02,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:02:02,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:02:02,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:02:02,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:02:02,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:02:02,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:02:02,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:02:02,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:02:02,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:02:02,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:02:02,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:02:02,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:02:02,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:02:02,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:02:02,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:02:02,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:02:02,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:02:02,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:02:02,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:02:02,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:02:02,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:02:02,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:02:02,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:02:02,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-03 04:02:02,696 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:02:02,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:02:02,705 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:02:02,705 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:02:02,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:02:02,706 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:02:02,706 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:02:02,707 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:02:02,707 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:02:02,707 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 04:02:02,708 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:02:02,708 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:02:02,709 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 04:02:02,709 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 04:02:02,709 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:02:02,709 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 04:02:02,710 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 04:02:02,710 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 04:02:02,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:02:02,711 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 04:02:02,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 04:02:02,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 04:02:02,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:02:02,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 04:02:02,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:02:02,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 04:02:02,714 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 04:02:02,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 04:02:02,714 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:02:02,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 04:02:02,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:02:02,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:02:02,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:02:02,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:02:02,716 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 04:02:02,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:02:02,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 04:02:02,717 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 04:02:02,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 04:02:02,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 04:02:02,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:02:02,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8000a65bc363d31baa4aafb5e66fa59ba3a657622231c3680549cc23a190458a [2022-11-03 04:02:03,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:02:03,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:02:03,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:02:03,052 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:02:03,053 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:02:03,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/float-newlib/double_req_bl_0550b.c [2022-11-03 04:02:03,132 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/data/e47c0827c/64b22c42c56c49f1845a9e7308f98c5d/FLAG5353d3466 [2022-11-03 04:02:03,768 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:02:03,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/sv-benchmarks/c/float-newlib/double_req_bl_0550b.c [2022-11-03 04:02:03,795 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/data/e47c0827c/64b22c42c56c49f1845a9e7308f98c5d/FLAG5353d3466 [2022-11-03 04:02:04,022 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/data/e47c0827c/64b22c42c56c49f1845a9e7308f98c5d [2022-11-03 04:02:04,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:02:04,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:02:04,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:02:04,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:02:04,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:02:04,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589c899a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04, skipping insertion in model container [2022-11-03 04:02:04,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:02:04,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:02:04,520 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_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/sv-benchmarks/c/float-newlib/double_req_bl_0550b.c[16149,16162] [2022-11-03 04:02:04,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:02:04,549 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 04:02:04,691 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_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/sv-benchmarks/c/float-newlib/double_req_bl_0550b.c[16149,16162] [2022-11-03 04:02:04,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:02:04,725 INFO L208 MainTranslator]: Completed translation [2022-11-03 04:02:04,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04 WrapperNode [2022-11-03 04:02:04,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:02:04,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 04:02:04,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 04:02:04,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 04:02:04,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,842 INFO L138 Inliner]: procedures = 25, calls = 396, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 961 [2022-11-03 04:02:04,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 04:02:04,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 04:02:04,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 04:02:04,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 04:02:04,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,938 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 04:02:04,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 04:02:04,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 04:02:04,953 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 04:02:04,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (1/1) ... [2022-11-03 04:02:04,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:02:04,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:02:05,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 04:02:05,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 04:02:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 04:02:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-03 04:02:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-03 04:02:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 04:02:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-11-03 04:02:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-11-03 04:02:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-03 04:02:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 04:02:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-03 04:02:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2022-11-03 04:02:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2022-11-03 04:02:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 04:02:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-03 04:02:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-03 04:02:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-03 04:02:05,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 04:02:05,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 04:02:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 04:02:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 04:02:05,273 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 04:02:05,276 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 04:02:06,659 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 04:02:07,125 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 04:02:07,128 INFO L300 CfgBuilder]: Removed 65 assume(true) statements. [2022-11-03 04:02:07,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:02:07 BoogieIcfgContainer [2022-11-03 04:02:07,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 04:02:07,134 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 04:02:07,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 04:02:07,139 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 04:02:07,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:02:04" (1/3) ... [2022-11-03 04:02:07,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614726f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:02:07, skipping insertion in model container [2022-11-03 04:02:07,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:04" (2/3) ... [2022-11-03 04:02:07,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614726f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:02:07, skipping insertion in model container [2022-11-03 04:02:07,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:02:07" (3/3) ... [2022-11-03 04:02:07,142 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0550b.c [2022-11-03 04:02:07,162 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 04:02:07,163 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 04:02:07,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 04:02:07,228 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@379b87fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 04:02:07,228 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 04:02:07,234 INFO L276 IsEmpty]: Start isEmpty. Operand has 167 states, 150 states have (on average 1.7) internal successors, (255), 151 states have internal predecessors, (255), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-03 04:02:07,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-03 04:02:07,243 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:02:07,243 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:02:07,244 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:02:07,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:02:07,253 INFO L85 PathProgramCache]: Analyzing trace with hash -603861719, now seen corresponding path program 1 times [2022-11-03 04:02:07,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:02:07,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460498254] [2022-11-03 04:02:07,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:02:07,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:02:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:02:07,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:02:07,630 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:02:07,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460498254] [2022-11-03 04:02:07,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460498254] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:02:07,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:02:07,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 04:02:07,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070898533] [2022-11-03 04:02:07,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:02:07,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 04:02:07,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:02:07,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 04:02:07,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 04:02:07,688 INFO L87 Difference]: Start difference. First operand has 167 states, 150 states have (on average 1.7) internal successors, (255), 151 states have internal predecessors, (255), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) 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) [2022-11-03 04:02:07,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:02:07,924 INFO L93 Difference]: Finished difference Result 333 states and 564 transitions. [2022-11-03 04:02:07,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 04:02:07,926 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 [2022-11-03 04:02:07,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:02:07,935 INFO L225 Difference]: With dead ends: 333 [2022-11-03 04:02:07,935 INFO L226 Difference]: Without dead ends: 165 [2022-11-03 04:02:07,940 INFO L412 NwaCegarLoop]: 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 [2022-11-03 04:02:07,943 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 04:02:07,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 175 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 04:02:07,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-03 04:02:07,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2022-11-03 04:02:07,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 149 states have (on average 1.3758389261744965) internal successors, (205), 149 states have internal predecessors, (205), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-03 04:02:07,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 227 transitions. [2022-11-03 04:02:07,995 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 227 transitions. Word has length 8 [2022-11-03 04:02:07,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:02:07,996 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 227 transitions. [2022-11-03 04:02:07,996 INFO L496 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) [2022-11-03 04:02:07,996 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 227 transitions. [2022-11-03 04:02:07,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-03 04:02:07,997 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:02:07,997 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:02:07,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 04:02:07,998 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:02:07,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:02:07,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1223437911, now seen corresponding path program 1 times [2022-11-03 04:02:07,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:02:07,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060641067] [2022-11-03 04:02:07,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:02:08,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:02:08,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 04:02:08,121 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-03 04:02:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 04:02:08,258 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-03 04:02:08,259 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-03 04:02:08,261 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 04:02:08,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 04:02:08,267 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-03 04:02:08,270 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 04:02:08,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:02:08 BoogieIcfgContainer [2022-11-03 04:02:08,336 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 04:02:08,338 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 04:02:08,338 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 04:02:08,341 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 04:02:08,342 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:02:07" (3/4) ... [2022-11-03 04:02:08,345 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-03 04:02:08,345 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 04:02:08,347 INFO L158 Benchmark]: Toolchain (without parser) took 4315.36ms. Allocated memory was 125.8MB in the beginning and 172.0MB in the end (delta: 46.1MB). Free memory was 86.3MB in the beginning and 119.0MB in the end (delta: -32.7MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-11-03 04:02:08,348 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:02:08,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.03ms. Allocated memory is still 125.8MB. Free memory was 86.1MB in the beginning and 86.0MB in the end (delta: 65.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 04:02:08,354 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.11ms. Allocated memory is still 125.8MB. Free memory was 85.8MB in the beginning and 79.0MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 04:02:08,355 INFO L158 Benchmark]: Boogie Preprocessor took 109.09ms. Allocated memory is still 125.8MB. Free memory was 79.0MB in the beginning and 71.8MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 04:02:08,361 INFO L158 Benchmark]: RCFGBuilder took 2178.64ms. Allocated memory was 125.8MB in the beginning and 172.0MB in the end (delta: 46.1MB). Free memory was 71.6MB in the beginning and 113.6MB in the end (delta: -42.0MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2022-11-03 04:02:08,361 INFO L158 Benchmark]: TraceAbstraction took 1202.38ms. Allocated memory is still 172.0MB. Free memory was 112.6MB in the beginning and 120.0MB in the end (delta: -7.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:02:08,362 INFO L158 Benchmark]: Witness Printer took 7.80ms. Allocated memory is still 172.0MB. Free memory is still 119.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:02:08,365 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.03ms. Allocated memory is still 125.8MB. Free memory was 86.1MB in the beginning and 86.0MB in the end (delta: 65.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.11ms. Allocated memory is still 125.8MB. Free memory was 85.8MB in the beginning and 79.0MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.09ms. Allocated memory is still 125.8MB. Free memory was 79.0MB in the beginning and 71.8MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2178.64ms. Allocated memory was 125.8MB in the beginning and 172.0MB in the end (delta: 46.1MB). Free memory was 71.6MB in the beginning and 113.6MB in the end (delta: -42.0MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1202.38ms. Allocated memory is still 172.0MB. Free memory was 112.6MB in the beginning and 120.0MB in the end (delta: -7.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.80ms. Allocated memory is still 172.0MB. Free memory is still 119.0MB. 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: 649]: 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 538, overapproximation of someBinaryArithmeticDOUBLEoperation at line 629, overapproximation of bitwiseAnd at line 624, overapproximation of someBinaryDOUBLEComparisonOperation at line 20. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L108-L110] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L179] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L181-L186] 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, }; [L188-L190] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L365-L376] 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, }; [L378-L385] 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, }; [L387-L396] 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; [L529-L540] static const double one_ktan = 1.00000000000000000000e+00, pio4_ktan = 7.85398163397448278999e-01, pio4lo_ktan = 3.06161699786838301793e-17, T[] = { 3.33333333333334091986e-01, 1.33333333333201242699e-01, 5.39682539762260521377e-02, 2.18694882948595424599e-02, 8.86323982359930005737e-03, 3.59207910759131235356e-03, 1.45620945432529025516e-03, 5.88041240820264096874e-04, 2.46463134818469906812e-04, 7.81794442939557092300e-05, 7.14072491382608190305e-05, -1.85586374855275456654e-05, 2.59073051863633712884e-05, }; [L644] double x = -1.0 / 0.0; [L645] CALL, EXPR tan_double(x) [L615] double y[2], z = 0.0; [L616] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, 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_krempio=1, one_ktan=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}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L619] ieee_double_shape_type gh_u; [L620] gh_u.value = (x) [L621] EXPR gh_u.parts.msw [L621] (ix) = gh_u.parts.msw [L624] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, 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_krempio=1, one_ktan=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}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L625] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, 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_krempio=1, one_ktan=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}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L628] COND TRUE ix >= 0x7ff00000 [L629] return x - x; [L629] return x - x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, 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_krempio=1, one_ktan=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}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, z=0, zero_krempio=0, zero_rempio=0] [L645] RET, EXPR tan_double(x) [L645] double res = tan_double(x); [L648] CALL, EXPR isnan_double(res) [L20] return x != x; [L648] RET, EXPR isnan_double(res) [L648] COND TRUE !isnan_double(res) [L649] reach_error() VAL [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_krempio=1, one_ktan=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}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000014, T={8:0}, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 167 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 175 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 54 IncrementalHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 175 mSDtfsCounter, 54 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=167occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s 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 [2022-11-03 04:02:08,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0550b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI --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 8000a65bc363d31baa4aafb5e66fa59ba3a657622231c3680549cc23a190458a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 04:02:10,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:02:10,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:02:10,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:02:10,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:02:10,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:02:10,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:02:10,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:02:10,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:02:10,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:02:10,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:02:10,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:02:10,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:02:10,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:02:10,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:02:10,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:02:10,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:02:10,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:02:10,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:02:10,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:02:10,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:02:10,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:02:10,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:02:10,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:02:10,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:02:10,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:02:10,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:02:10,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:02:10,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:02:10,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:02:10,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:02:10,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:02:10,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:02:10,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:02:10,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:02:10,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:02:10,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:02:10,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:02:10,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:02:10,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:02:10,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:02:10,911 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-03 04:02:10,953 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:02:10,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:02:10,954 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:02:10,954 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:02:10,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:02:10,956 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:02:10,956 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:02:10,956 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:02:10,956 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:02:10,957 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:02:10,958 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:02:10,958 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:02:10,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:02:10,960 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 04:02:10,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 04:02:10,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:02:10,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 04:02:10,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:02:10,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 04:02:10,961 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 04:02:10,962 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 04:02:10,962 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 04:02:10,962 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 04:02:10,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 04:02:10,963 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:02:10,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 04:02:10,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:02:10,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 04:02:10,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:02:10,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:02:10,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:02:10,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:02:10,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 04:02:10,965 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 04:02:10,965 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 04:02:10,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 04:02:10,966 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:02:10,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 04:02:10,967 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_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8000a65bc363d31baa4aafb5e66fa59ba3a657622231c3680549cc23a190458a [2022-11-03 04:02:11,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:02:11,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:02:11,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:02:11,401 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:02:11,401 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:02:11,403 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/float-newlib/double_req_bl_0550b.c [2022-11-03 04:02:11,489 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/data/110a99a93/b9660fe43ea64c3b88ce5af2d18534ce/FLAG92acabd16 [2022-11-03 04:02:12,127 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:02:12,128 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/sv-benchmarks/c/float-newlib/double_req_bl_0550b.c [2022-11-03 04:02:12,142 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/data/110a99a93/b9660fe43ea64c3b88ce5af2d18534ce/FLAG92acabd16 [2022-11-03 04:02:12,400 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/data/110a99a93/b9660fe43ea64c3b88ce5af2d18534ce [2022-11-03 04:02:12,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:02:12,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:02:12,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:02:12,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:02:12,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:02:12,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:02:12" (1/1) ... [2022-11-03 04:02:12,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@246aadc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:12, skipping insertion in model container [2022-11-03 04:02:12,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:02:12" (1/1) ... [2022-11-03 04:02:12,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:02:12,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:02:12,968 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_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/sv-benchmarks/c/float-newlib/double_req_bl_0550b.c[16149,16162] [2022-11-03 04:02:12,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:02:13,012 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 04:02:13,106 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_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/sv-benchmarks/c/float-newlib/double_req_bl_0550b.c[16149,16162] [2022-11-03 04:02:13,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:02:13,134 INFO L208 MainTranslator]: Completed translation [2022-11-03 04:02:13,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13 WrapperNode [2022-11-03 04:02:13,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:02:13,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 04:02:13,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 04:02:13,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 04:02:13,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,265 INFO L138 Inliner]: procedures = 29, calls = 396, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 959 [2022-11-03 04:02:13,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 04:02:13,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 04:02:13,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 04:02:13,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 04:02:13,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,339 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 04:02:13,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 04:02:13,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 04:02:13,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 04:02:13,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (1/1) ... [2022-11-03 04:02:13,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:02:13,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:02:13,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 04:02:13,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 04:02:13,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 04:02:13,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-11-03 04:02:13,458 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-03 04:02:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-03 04:02:13,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-11-03 04:02:13,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-03 04:02:13,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-03 04:02:13,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 04:02:13,458 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-11-03 04:02:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-11-03 04:02:13,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-11-03 04:02:13,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-03 04:02:13,459 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2022-11-03 04:02:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2022-11-03 04:02:13,459 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-03 04:02:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-03 04:02:13,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 04:02:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 04:02:13,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-03 04:02:13,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 04:02:13,639 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 04:02:13,641 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 04:03:10,032 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 04:03:10,041 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 04:03:10,041 INFO L300 CfgBuilder]: Removed 65 assume(true) statements. [2022-11-03 04:03:10,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:03:10 BoogieIcfgContainer [2022-11-03 04:03:10,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 04:03:10,046 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 04:03:10,046 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 04:03:10,054 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 04:03:10,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:02:12" (1/3) ... [2022-11-03 04:03:10,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2129389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:03:10, skipping insertion in model container [2022-11-03 04:03:10,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:02:13" (2/3) ... [2022-11-03 04:03:10,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2129389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:03:10, skipping insertion in model container [2022-11-03 04:03:10,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:03:10" (3/3) ... [2022-11-03 04:03:10,058 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0550b.c [2022-11-03 04:03:10,077 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 04:03:10,077 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 04:03:10,151 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 04:03:10,157 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@674a2108, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 04:03:10,158 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 04:03:10,162 INFO L276 IsEmpty]: Start isEmpty. Operand has 253 states, 236 states have (on average 1.673728813559322) internal successors, (395), 237 states have internal predecessors, (395), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-03 04:03:10,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-03 04:03:10,168 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:10,168 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:03:10,169 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:03:10,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:10,174 INFO L85 PathProgramCache]: Analyzing trace with hash 926653483, now seen corresponding path program 1 times [2022-11-03 04:03:10,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 04:03:10,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [106374258] [2022-11-03 04:03:10,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:10,188 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 04:03:10,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 04:03:10,193 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 04:03:10,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-03 04:03:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:10,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-03 04:03:10,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:03:10,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:10,818 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 04:03:10,818 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 04:03:10,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [106374258] [2022-11-03 04:03:10,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [106374258] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:03:10,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:03:10,820 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 04:03:10,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250875835] [2022-11-03 04:03:10,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:03:10,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 04:03:10,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 04:03:10,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 04:03:10,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 04:03:10,863 INFO L87 Difference]: Start difference. First operand has 253 states, 236 states have (on average 1.673728813559322) internal successors, (395), 237 states have internal predecessors, (395), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) 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) [2022-11-03 04:03:10,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:03:10,947 INFO L93 Difference]: Finished difference Result 504 states and 843 transitions. [2022-11-03 04:03:10,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 04:03:10,953 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 [2022-11-03 04:03:10,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:03:10,962 INFO L225 Difference]: With dead ends: 504 [2022-11-03 04:03:10,963 INFO L226 Difference]: Without dead ends: 250 [2022-11-03 04:03:10,967 INFO L412 NwaCegarLoop]: 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 [2022-11-03 04:03:10,971 INFO L413 NwaCegarLoop]: 351 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, 351 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 [2022-11-03 04:03:10,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-03 04:03:10,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-11-03 04:03:11,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 250. [2022-11-03 04:03:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 234 states have (on average 1.393162393162393) internal successors, (326), 234 states have internal predecessors, (326), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-03 04:03:11,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 348 transitions. [2022-11-03 04:03:11,029 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 348 transitions. Word has length 10 [2022-11-03 04:03:11,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:03:11,029 INFO L495 AbstractCegarLoop]: Abstraction has 250 states and 348 transitions. [2022-11-03 04:03:11,029 INFO L496 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) [2022-11-03 04:03:11,029 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 348 transitions. [2022-11-03 04:03:11,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-03 04:03:11,030 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:11,030 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:03:11,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-03 04:03:11,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 04:03:11,231 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:03:11,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:11,232 INFO L85 PathProgramCache]: Analyzing trace with hash -69749587, now seen corresponding path program 1 times [2022-11-03 04:03:11,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 04:03:11,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [184667311] [2022-11-03 04:03:11,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:11,233 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 04:03:11,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 04:03:11,236 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 04:03:11,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-03 04:03:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:11,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-03 04:03:11,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:03:13,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:13,824 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 04:03:13,824 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 04:03:13,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [184667311] [2022-11-03 04:03:13,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [184667311] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:03:13,825 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:03:13,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 04:03:13,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086318703] [2022-11-03 04:03:13,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:03:13,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 04:03:13,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 04:03:13,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 04:03:13,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-03 04:03:13,828 INFO L87 Difference]: Start difference. First operand 250 states and 348 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) [2022-11-03 04:03:20,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:23,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:26,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:28,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:30,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:32,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:35,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:38,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:41,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:44,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:47,291 WARN L539 Checker$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 [] [2022-11-03 04:03:49,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:53,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:56,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:58,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:01,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:03,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:07,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:09,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:12,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:16,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:22,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:24,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:27,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:29,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:31,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:33,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:35,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:38,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:40,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:42,989 WARN L539 Checker$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 [] [2022-11-03 04:04:45,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:48,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:51,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:53,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:53,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:53,619 INFO L93 Difference]: Finished difference Result 376 states and 514 transitions. [2022-11-03 04:04:53,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 04:04:53,620 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 [2022-11-03 04:04:53,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:53,625 INFO L225 Difference]: With dead ends: 376 [2022-11-03 04:04:53,626 INFO L226 Difference]: Without dead ends: 371 [2022-11-03 04:04:53,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-03 04:04:53,638 INFO L413 NwaCegarLoop]: 316 mSDtfsCounter, 281 mSDsluCounter, 1263 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 7 mSolverCounterUnsat, 32 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 95.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 1579 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 32 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 98.7s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:53,639 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 1579 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 154 Invalid, 32 Unknown, 0 Unchecked, 98.7s Time] [2022-11-03 04:04:53,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2022-11-03 04:04:53,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 318. [2022-11-03 04:04:53,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 318 states, 296 states have (on average 1.3716216216216217) internal successors, (406), 298 states have internal predecessors, (406), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (17), 12 states have call predecessors, (17), 14 states have call successors, (17) [2022-11-03 04:04:53,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 437 transitions. [2022-11-03 04:04:53,673 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 437 transitions. Word has length 11 [2022-11-03 04:04:53,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:53,673 INFO L495 AbstractCegarLoop]: Abstraction has 318 states and 437 transitions. [2022-11-03 04:04:53,674 INFO L496 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) [2022-11-03 04:04:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 437 transitions. [2022-11-03 04:04:53,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-03 04:04:53,675 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:53,676 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:04:53,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-03 04:04:53,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 04:04:53,891 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:04:53,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:53,891 INFO L85 PathProgramCache]: Analyzing trace with hash -645544696, now seen corresponding path program 1 times [2022-11-03 04:04:53,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 04:04:53,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [365257472] [2022-11-03 04:04:53,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:53,893 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 04:04:53,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 04:04:53,894 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 04:04:53,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-03 04:05:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:05:00,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-03 04:05:00,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:05:01,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:05:01,873 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 04:05:01,873 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 04:05:01,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [365257472] [2022-11-03 04:05:01,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [365257472] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:05:01,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:05:01,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 04:05:01,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440043268] [2022-11-03 04:05:01,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:05:01,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 04:05:01,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 04:05:01,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 04:05:01,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 04:05:01,879 INFO L87 Difference]: Start difference. First operand 318 states and 437 transitions. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) [2022-11-03 04:05:01,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:05:01,906 INFO L93 Difference]: Finished difference Result 361 states and 485 transitions. [2022-11-03 04:05:01,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 04:05:01,907 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 22 [2022-11-03 04:05:01,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:05:01,912 INFO L225 Difference]: With dead ends: 361 [2022-11-03 04:05:01,913 INFO L226 Difference]: Without dead ends: 316 [2022-11-03 04:05:01,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 04:05:01,925 INFO L413 NwaCegarLoop]: 340 mSDtfsCounter, 0 mSDsluCounter, 1013 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1353 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 [2022-11-03 04:05:01,925 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1353 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 8 Unchecked, 0.0s Time] [2022-11-03 04:05:01,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2022-11-03 04:05:01,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 316. [2022-11-03 04:05:01,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 295 states have (on average 1.3694915254237288) internal successors, (404), 297 states have internal predecessors, (404), 13 states have call successors, (13), 7 states have call predecessors, (13), 7 states have return successors, (15), 11 states have call predecessors, (15), 13 states have call successors, (15) [2022-11-03 04:05:01,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 432 transitions. [2022-11-03 04:05:01,946 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 432 transitions. Word has length 22 [2022-11-03 04:05:01,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:05:01,946 INFO L495 AbstractCegarLoop]: Abstraction has 316 states and 432 transitions. [2022-11-03 04:05:01,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) [2022-11-03 04:05:01,947 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 432 transitions. [2022-11-03 04:05:01,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-03 04:05:01,948 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:05:01,948 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:05:02,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-03 04:05:02,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 04:05:02,167 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:05:02,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:05:02,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1365248396, now seen corresponding path program 1 times [2022-11-03 04:05:02,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 04:05:02,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1262349603] [2022-11-03 04:05:02,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:05:02,169 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 04:05:02,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 04:05:02,175 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 04:05:02,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-03 04:05:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:05:08,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-03 04:05:08,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:05:10,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:05:10,442 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 04:05:10,443 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 04:05:10,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1262349603] [2022-11-03 04:05:10,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1262349603] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:05:10,443 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:05:10,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 04:05:10,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825076606] [2022-11-03 04:05:10,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:05:10,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 04:05:10,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 04:05:10,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 04:05:10,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 04:05:10,445 INFO L87 Difference]: Start difference. First operand 316 states and 432 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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) [2022-11-03 04:05:10,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:05:10,450 INFO L93 Difference]: Finished difference Result 316 states and 432 transitions. [2022-11-03 04:05:10,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 04:05:10,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 28 [2022-11-03 04:05:10,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:05:10,451 INFO L225 Difference]: With dead ends: 316 [2022-11-03 04:05:10,451 INFO L226 Difference]: Without dead ends: 0 [2022-11-03 04:05:10,452 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 04:05:10,458 INFO L413 NwaCegarLoop]: 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 [2022-11-03 04:05:10,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 5 Unchecked, 0.0s Time] [2022-11-03 04:05:10,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-03 04:05:10,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-03 04:05:10,463 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) [2022-11-03 04:05:10,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-03 04:05:10,463 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2022-11-03 04:05:10,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:05:10,464 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-03 04:05:10,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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) [2022-11-03 04:05:10,464 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-03 04:05:10,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-03 04:05:10,467 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 04:05:10,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-11-03 04:05:10,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 04:05:10,684 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-03 04:05:12,801 INFO L899 garLoopResultBuilder]: For program point L122(lines 122 123) no Hoare annotation was computed. [2022-11-03 04:05:12,801 INFO L899 garLoopResultBuilder]: For program point L155-1(lines 155 160) no Hoare annotation was computed. [2022-11-03 04:05:12,801 INFO L902 garLoopResultBuilder]: At program point L155-2(lines 155 160) the Hoare annotation is: true [2022-11-03 04:05:12,801 INFO L899 garLoopResultBuilder]: For program point L155-3(lines 155 160) no Hoare annotation was computed. [2022-11-03 04:05:12,802 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 112 162) no Hoare annotation was computed. [2022-11-03 04:05:12,802 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 114 119) no Hoare annotation was computed. [2022-11-03 04:05:12,802 INFO L902 garLoopResultBuilder]: At program point L114-2(lines 114 119) the Hoare annotation is: true [2022-11-03 04:05:12,802 INFO L899 garLoopResultBuilder]: For program point L114-3(lines 114 119) no Hoare annotation was computed. [2022-11-03 04:05:12,802 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 147) no Hoare annotation was computed. [2022-11-03 04:05:12,802 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 132) no Hoare annotation was computed. [2022-11-03 04:05:12,802 INFO L902 garLoopResultBuilder]: At program point L152(line 152) the Hoare annotation is: true [2022-11-03 04:05:12,802 INFO L899 garLoopResultBuilder]: For program point L152-1(line 152) no Hoare annotation was computed. [2022-11-03 04:05:12,802 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 153) no Hoare annotation was computed. [2022-11-03 04:05:12,803 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 112 162) no Hoare annotation was computed. [2022-11-03 04:05:12,803 INFO L899 garLoopResultBuilder]: For program point L140-1(lines 140 145) no Hoare annotation was computed. [2022-11-03 04:05:12,803 INFO L902 garLoopResultBuilder]: At program point L140-2(lines 140 145) the Hoare annotation is: true [2022-11-03 04:05:12,803 INFO L899 garLoopResultBuilder]: For program point L140-3(lines 140 145) no Hoare annotation was computed. [2022-11-03 04:05:12,803 INFO L902 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 112 162) the Hoare annotation is: true [2022-11-03 04:05:12,803 INFO L899 garLoopResultBuilder]: For program point L149(lines 149 152) no Hoare annotation was computed. [2022-11-03 04:05:12,803 INFO L899 garLoopResultBuilder]: For program point L137(lines 137 138) no Hoare annotation was computed. [2022-11-03 04:05:12,803 INFO L899 garLoopResultBuilder]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2022-11-03 04:05:12,803 INFO L902 garLoopResultBuilder]: At program point L125-2(lines 125 129) the Hoare annotation is: true [2022-11-03 04:05:12,804 INFO L899 garLoopResultBuilder]: For program point L125-3(lines 125 129) no Hoare annotation was computed. [2022-11-03 04:05:12,804 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 133) no Hoare annotation was computed. [2022-11-03 04:05:12,804 INFO L899 garLoopResultBuilder]: For program point L121-2(lines 112 162) no Hoare annotation was computed. [2022-11-03 04:05:12,804 INFO L902 garLoopResultBuilder]: At program point L150(line 150) the Hoare annotation is: true [2022-11-03 04:05:12,804 INFO L899 garLoopResultBuilder]: For program point L150-1(line 150) no Hoare annotation was computed. [2022-11-03 04:05:12,804 INFO L902 garLoopResultBuilder]: At program point L138(line 138) the Hoare annotation is: true [2022-11-03 04:05:12,804 INFO L899 garLoopResultBuilder]: For program point L138-1(line 138) no Hoare annotation was computed. [2022-11-03 04:05:12,804 INFO L899 garLoopResultBuilder]: For program point L99-2(lines 99 104) no Hoare annotation was computed. [2022-11-03 04:05:12,804 INFO L899 garLoopResultBuilder]: For program point L89-1(lines 89 93) no Hoare annotation was computed. [2022-11-03 04:05:12,804 INFO L902 garLoopResultBuilder]: At program point L89-2(lines 89 93) the Hoare annotation is: true [2022-11-03 04:05:12,805 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 87 106) no Hoare annotation was computed. [2022-11-03 04:05:12,805 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 87 106) no Hoare annotation was computed. [2022-11-03 04:05:12,805 INFO L902 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 87 106) the Hoare annotation is: true [2022-11-03 04:05:12,805 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 98) no Hoare annotation was computed. [2022-11-03 04:05:12,805 INFO L902 garLoopResultBuilder]: At program point L94-1(lines 87 106) the Hoare annotation is: true [2022-11-03 04:05:12,805 INFO L899 garLoopResultBuilder]: For program point L99(lines 99 104) no Hoare annotation was computed. [2022-11-03 04:05:12,805 INFO L902 garLoopResultBuilder]: At program point L99-1(lines 87 106) the Hoare annotation is: true [2022-11-03 04:05:12,805 INFO L899 garLoopResultBuilder]: For program point fabs_doubleEXIT(lines 163 177) no Hoare annotation was computed. [2022-11-03 04:05:12,805 INFO L902 garLoopResultBuilder]: At program point fabs_doubleENTRY(lines 163 177) the Hoare annotation is: true [2022-11-03 04:05:12,806 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 175) no Hoare annotation was computed. [2022-11-03 04:05:12,806 INFO L902 garLoopResultBuilder]: At program point L170-1(lines 163 177) the Hoare annotation is: true [2022-11-03 04:05:12,806 INFO L899 garLoopResultBuilder]: For program point L170-2(lines 170 175) no Hoare annotation was computed. [2022-11-03 04:05:12,806 INFO L899 garLoopResultBuilder]: For program point fabs_doubleFINAL(lines 163 177) no Hoare annotation was computed. [2022-11-03 04:05:12,806 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 165 169) no Hoare annotation was computed. [2022-11-03 04:05:12,806 INFO L902 garLoopResultBuilder]: At program point L165-2(lines 165 169) the Hoare annotation is: true [2022-11-03 04:05:12,806 INFO L902 garLoopResultBuilder]: At program point L560(line 560) the Hoare annotation is: true [2022-11-03 04:05:12,806 INFO L899 garLoopResultBuilder]: For program point L560-1(line 560) no Hoare annotation was computed. [2022-11-03 04:05:12,806 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 611) no Hoare annotation was computed. [2022-11-03 04:05:12,807 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 563) no Hoare annotation was computed. [2022-11-03 04:05:12,807 INFO L899 garLoopResultBuilder]: For program point __kernel_tanFINAL(lines 542 612) no Hoare annotation was computed. [2022-11-03 04:05:12,807 INFO L902 garLoopResultBuilder]: At program point __kernel_tanENTRY(lines 542 612) the Hoare annotation is: true [2022-11-03 04:05:12,807 INFO L899 garLoopResultBuilder]: For program point L565-1(lines 565 574) no Hoare annotation was computed. [2022-11-03 04:05:12,807 INFO L899 garLoopResultBuilder]: For program point L545-1(lines 545 549) no Hoare annotation was computed. [2022-11-03 04:05:12,807 INFO L902 garLoopResultBuilder]: At program point L545-2(lines 545 549) the Hoare annotation is: true [2022-11-03 04:05:12,807 INFO L899 garLoopResultBuilder]: For program point L545-3(lines 545 549) no Hoare annotation was computed. [2022-11-03 04:05:12,807 INFO L899 garLoopResultBuilder]: For program point L603-1(lines 603 608) no Hoare annotation was computed. [2022-11-03 04:05:12,807 INFO L902 garLoopResultBuilder]: At program point L603-2(lines 603 608) the Hoare annotation is: true [2022-11-03 04:05:12,807 INFO L899 garLoopResultBuilder]: For program point L603-3(lines 603 608) no Hoare annotation was computed. [2022-11-03 04:05:12,808 INFO L899 garLoopResultBuilder]: For program point __kernel_tanEXIT(lines 542 612) no Hoare annotation was computed. [2022-11-03 04:05:12,808 INFO L899 garLoopResultBuilder]: For program point L566(lines 566 569) no Hoare annotation was computed. [2022-11-03 04:05:12,808 INFO L899 garLoopResultBuilder]: For program point L566-2(lines 566 569) no Hoare annotation was computed. [2022-11-03 04:05:12,808 INFO L899 garLoopResultBuilder]: For program point L562(line 562) no Hoare annotation was computed. [2022-11-03 04:05:12,808 INFO L899 garLoopResultBuilder]: For program point L595-1(lines 595 600) no Hoare annotation was computed. [2022-11-03 04:05:12,808 INFO L902 garLoopResultBuilder]: At program point L595-2(lines 595 600) the Hoare annotation is: true [2022-11-03 04:05:12,808 INFO L899 garLoopResultBuilder]: For program point L562-2(line 562) no Hoare annotation was computed. [2022-11-03 04:05:12,808 INFO L899 garLoopResultBuilder]: For program point L595-3(lines 595 600) no Hoare annotation was computed. [2022-11-03 04:05:12,808 INFO L899 garLoopResultBuilder]: For program point L554-1(lines 554 558) no Hoare annotation was computed. [2022-11-03 04:05:12,809 INFO L902 garLoopResultBuilder]: At program point L554-2(lines 554 558) the Hoare annotation is: true [2022-11-03 04:05:12,809 INFO L899 garLoopResultBuilder]: For program point L554-3(lines 552 563) no Hoare annotation was computed. [2022-11-03 04:05:12,809 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 588) no Hoare annotation was computed. [2022-11-03 04:05:12,809 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 564) no Hoare annotation was computed. [2022-11-03 04:05:12,809 INFO L899 garLoopResultBuilder]: For program point L551-2(lines 542 612) no Hoare annotation was computed. [2022-11-03 04:05:12,809 INFO L899 garLoopResultBuilder]: For program point L465-1(lines 465 469) no Hoare annotation was computed. [2022-11-03 04:05:12,809 INFO L895 garLoopResultBuilder]: At program point L465-2(lines 465 469) the Hoare annotation is: false [2022-11-03 04:05:12,809 INFO L899 garLoopResultBuilder]: For program point L465-3(lines 465 469) no Hoare annotation was computed. [2022-11-03 04:05:12,809 INFO L899 garLoopResultBuilder]: For program point L333-1(line 333) no Hoare annotation was computed. [2022-11-03 04:05:12,810 INFO L895 garLoopResultBuilder]: At program point L267(line 267) the Hoare annotation is: false [2022-11-03 04:05:12,810 INFO L899 garLoopResultBuilder]: For program point L267-1(line 267) no Hoare annotation was computed. [2022-11-03 04:05:12,810 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 43) no Hoare annotation was computed. [2022-11-03 04:05:12,810 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 504) no Hoare annotation was computed. [2022-11-03 04:05:12,810 INFO L895 garLoopResultBuilder]: At program point L499-1(lines 398 527) the Hoare annotation is: false [2022-11-03 04:05:12,810 INFO L899 garLoopResultBuilder]: For program point L499-2(lines 499 504) no Hoare annotation was computed. [2022-11-03 04:05:12,810 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 203) no Hoare annotation was computed. [2022-11-03 04:05:12,810 INFO L899 garLoopResultBuilder]: For program point L202-2(lines 202 203) no Hoare annotation was computed. [2022-11-03 04:05:12,810 INFO L899 garLoopResultBuilder]: For program point L70(lines 70 71) no Hoare annotation was computed. [2022-11-03 04:05:12,810 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 42) no Hoare annotation was computed. [2022-11-03 04:05:12,811 INFO L899 garLoopResultBuilder]: For program point L70-2(lines 70 71) no Hoare annotation was computed. [2022-11-03 04:05:12,811 INFO L899 garLoopResultBuilder]: For program point L335-2(lines 335 336) no Hoare annotation was computed. [2022-11-03 04:05:12,811 INFO L899 garLoopResultBuilder]: For program point L236(lines 236 239) no Hoare annotation was computed. [2022-11-03 04:05:12,811 INFO L895 garLoopResultBuilder]: At program point L335-3(lines 335 336) the Hoare annotation is: false [2022-11-03 04:05:12,811 INFO L899 garLoopResultBuilder]: For program point L335-4(lines 321 361) no Hoare annotation was computed. [2022-11-03 04:05:12,811 INFO L895 garLoopResultBuilder]: At program point L633(line 633) the Hoare annotation is: false [2022-11-03 04:05:12,811 INFO L899 garLoopResultBuilder]: For program point L633-1(line 633) no Hoare annotation was computed. [2022-11-03 04:05:12,811 INFO L895 garLoopResultBuilder]: At program point L633-2(lines 614 635) the Hoare annotation is: (and (= |ULTIMATE.start_tan_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_tan_double_#res#1|) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-03 04:05:12,812 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 42) no Hoare annotation was computed. [2022-11-03 04:05:12,812 INFO L899 garLoopResultBuilder]: For program point L337-1(line 337) no Hoare annotation was computed. [2022-11-03 04:05:12,812 INFO L899 garLoopResultBuilder]: For program point L238(lines 238 239) no Hoare annotation was computed. [2022-11-03 04:05:12,812 INFO L899 garLoopResultBuilder]: For program point L271-1(lines 193 363) no Hoare annotation was computed. [2022-11-03 04:05:12,812 INFO L899 garLoopResultBuilder]: For program point L238-2(lines 193 363) no Hoare annotation was computed. [2022-11-03 04:05:12,812 INFO L899 garLoopResultBuilder]: For program point L471(lines 471 477) no Hoare annotation was computed. [2022-11-03 04:05:12,812 INFO L899 garLoopResultBuilder]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2022-11-03 04:05:12,812 INFO L895 garLoopResultBuilder]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2022-11-03 04:05:12,812 INFO L899 garLoopResultBuilder]: For program point L339(line 339) no Hoare annotation was computed. [2022-11-03 04:05:12,812 INFO L899 garLoopResultBuilder]: For program point L405-3(lines 405 409) no Hoare annotation was computed. [2022-11-03 04:05:12,813 INFO L899 garLoopResultBuilder]: For program point L273-2(lines 273 274) no Hoare annotation was computed. [2022-11-03 04:05:12,813 INFO L895 garLoopResultBuilder]: At program point L273-3(lines 273 274) the Hoare annotation is: false [2022-11-03 04:05:12,813 INFO L899 garLoopResultBuilder]: For program point L273-4(lines 271 288) no Hoare annotation was computed. [2022-11-03 04:05:12,813 INFO L899 garLoopResultBuilder]: For program point L340-2(lines 340 344) no Hoare annotation was computed. [2022-11-03 04:05:12,813 INFO L899 garLoopResultBuilder]: For program point L241(lines 193 363) no Hoare annotation was computed. [2022-11-03 04:05:12,813 INFO L895 garLoopResultBuilder]: At program point L340-3(lines 340 344) the Hoare annotation is: false [2022-11-03 04:05:12,813 INFO L899 garLoopResultBuilder]: For program point L340-4(lines 340 344) no Hoare annotation was computed. [2022-11-03 04:05:12,813 INFO L899 garLoopResultBuilder]: For program point L208-2(lines 208 209) no Hoare annotation was computed. [2022-11-03 04:05:12,813 INFO L895 garLoopResultBuilder]: At program point L208-3(lines 208 209) the Hoare annotation is: false [2022-11-03 04:05:12,813 INFO L899 garLoopResultBuilder]: For program point L208-4(lines 208 209) no Hoare annotation was computed. [2022-11-03 04:05:12,814 INFO L899 garLoopResultBuilder]: For program point L506-1(lines 506 511) no Hoare annotation was computed. [2022-11-03 04:05:12,814 INFO L895 garLoopResultBuilder]: At program point L506-2(lines 506 511) the Hoare annotation is: false [2022-11-03 04:05:12,814 INFO L899 garLoopResultBuilder]: For program point L506-3(lines 506 511) no Hoare annotation was computed. [2022-11-03 04:05:12,814 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-03 04:05:12,816 INFO L899 garLoopResultBuilder]: For program point L209-2(line 209) no Hoare annotation was computed. [2022-11-03 04:05:12,816 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 487) no Hoare annotation was computed. [2022-11-03 04:05:12,816 INFO L899 garLoopResultBuilder]: For program point L309(line 309) no Hoare annotation was computed. [2022-11-03 04:05:12,817 INFO L899 garLoopResultBuilder]: For program point L276-1(lines 276 277) no Hoare annotation was computed. [2022-11-03 04:05:12,817 INFO L899 garLoopResultBuilder]: For program point L276-3(lines 276 277) no Hoare annotation was computed. [2022-11-03 04:05:12,817 INFO L895 garLoopResultBuilder]: At program point L276-4(lines 276 277) the Hoare annotation is: false [2022-11-03 04:05:12,817 INFO L899 garLoopResultBuilder]: For program point L276-5(lines 276 277) no Hoare annotation was computed. [2022-11-03 04:05:12,817 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 83) no Hoare annotation was computed. [2022-11-03 04:05:12,817 INFO L895 garLoopResultBuilder]: At program point L78-1(lines 24 85) the Hoare annotation is: false [2022-11-03 04:05:12,817 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 83) no Hoare annotation was computed. [2022-11-03 04:05:12,818 INFO L895 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: false [2022-11-03 04:05:12,818 INFO L899 garLoopResultBuilder]: For program point L442-1(line 442) no Hoare annotation was computed. [2022-11-03 04:05:12,818 INFO L899 garLoopResultBuilder]: For program point L310-2(lines 310 313) no Hoare annotation was computed. [2022-11-03 04:05:12,818 INFO L895 garLoopResultBuilder]: At program point L310-3(lines 310 313) the Hoare annotation is: false [2022-11-03 04:05:12,818 INFO L899 garLoopResultBuilder]: For program point L244-2(lines 244 253) no Hoare annotation was computed. [2022-11-03 04:05:12,818 INFO L899 garLoopResultBuilder]: For program point L310-4(lines 310 313) no Hoare annotation was computed. [2022-11-03 04:05:12,819 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 211 215) no Hoare annotation was computed. [2022-11-03 04:05:12,819 INFO L895 garLoopResultBuilder]: At program point L244-3(lines 244 253) the Hoare annotation is: false [2022-11-03 04:05:12,819 INFO L895 garLoopResultBuilder]: At program point L211-3(lines 211 215) the Hoare annotation is: false [2022-11-03 04:05:12,819 INFO L899 garLoopResultBuilder]: For program point L244-4(lines 241 269) no Hoare annotation was computed. [2022-11-03 04:05:12,819 INFO L899 garLoopResultBuilder]: For program point L211-4(lines 211 215) no Hoare annotation was computed. [2022-11-03 04:05:12,819 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2022-11-03 04:05:12,820 INFO L899 garLoopResultBuilder]: For program point L212-2(lines 212 213) no Hoare annotation was computed. [2022-11-03 04:05:12,820 INFO L895 garLoopResultBuilder]: At program point L212-3(lines 212 213) the Hoare annotation is: false [2022-11-03 04:05:12,820 INFO L899 garLoopResultBuilder]: For program point L212-4(lines 212 213) no Hoare annotation was computed. [2022-11-03 04:05:12,820 INFO L899 garLoopResultBuilder]: For program point L411(lines 411 415) no Hoare annotation was computed. [2022-11-03 04:05:12,820 INFO L899 garLoopResultBuilder]: For program point L345-2(lines 345 349) no Hoare annotation was computed. [2022-11-03 04:05:12,820 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 252) no Hoare annotation was computed. [2022-11-03 04:05:12,821 INFO L895 garLoopResultBuilder]: At program point L345-3(lines 345 349) the Hoare annotation is: false [2022-11-03 04:05:12,821 INFO L899 garLoopResultBuilder]: For program point L279-2(lines 279 284) no Hoare annotation was computed. [2022-11-03 04:05:12,821 INFO L899 garLoopResultBuilder]: For program point L345-4(lines 345 349) no Hoare annotation was computed. [2022-11-03 04:05:12,821 INFO L895 garLoopResultBuilder]: At program point L279-3(lines 279 284) the Hoare annotation is: false [2022-11-03 04:05:12,821 INFO L899 garLoopResultBuilder]: For program point L279-4(lines 279 284) no Hoare annotation was computed. [2022-11-03 04:05:12,821 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 53) no Hoare annotation was computed. [2022-11-03 04:05:12,822 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 250) no Hoare annotation was computed. [2022-11-03 04:05:12,822 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 50) no Hoare annotation was computed. [2022-11-03 04:05:12,822 INFO L899 garLoopResultBuilder]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2022-11-03 04:05:12,822 INFO L899 garLoopResultBuilder]: For program point L512-2(lines 512 515) no Hoare annotation was computed. [2022-11-03 04:05:12,822 INFO L895 garLoopResultBuilder]: At program point L512-3(lines 512 515) the Hoare annotation is: false [2022-11-03 04:05:12,822 INFO L899 garLoopResultBuilder]: For program point L512-4(lines 512 515) no Hoare annotation was computed. [2022-11-03 04:05:12,823 INFO L899 garLoopResultBuilder]: For program point L281-2(lines 281 282) no Hoare annotation was computed. [2022-11-03 04:05:12,823 INFO L895 garLoopResultBuilder]: At program point L281-3(lines 281 282) the Hoare annotation is: false [2022-11-03 04:05:12,823 INFO L899 garLoopResultBuilder]: For program point L281-4(lines 281 282) no Hoare annotation was computed. [2022-11-03 04:05:12,823 INFO L899 garLoopResultBuilder]: For program point L447(line 447) no Hoare annotation was computed. [2022-11-03 04:05:12,823 INFO L899 garLoopResultBuilder]: For program point L447-2(lines 447 479) no Hoare annotation was computed. [2022-11-03 04:05:12,823 INFO L899 garLoopResultBuilder]: For program point L315-2(lines 315 319) no Hoare annotation was computed. [2022-11-03 04:05:12,824 INFO L895 garLoopResultBuilder]: At program point L315-3(lines 315 319) the Hoare annotation is: false [2022-11-03 04:05:12,824 INFO L899 garLoopResultBuilder]: For program point L315-4(lines 315 319) no Hoare annotation was computed. [2022-11-03 04:05:12,824 INFO L895 garLoopResultBuilder]: At program point L84(lines 24 85) the Hoare annotation is: false [2022-11-03 04:05:12,824 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 486) no Hoare annotation was computed. [2022-11-03 04:05:12,824 INFO L899 garLoopResultBuilder]: For program point L316-2(lines 316 317) no Hoare annotation was computed. [2022-11-03 04:05:12,824 INFO L895 garLoopResultBuilder]: At program point L316-3(lines 316 317) the Hoare annotation is: false [2022-11-03 04:05:12,825 INFO L899 garLoopResultBuilder]: For program point L316-4(lines 316 317) no Hoare annotation was computed. [2022-11-03 04:05:12,825 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 440) no Hoare annotation was computed. [2022-11-03 04:05:12,825 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-03 04:05:12,825 INFO L899 garLoopResultBuilder]: For program point L350-2(lines 350 351) no Hoare annotation was computed. [2022-11-03 04:05:12,825 INFO L895 garLoopResultBuilder]: At program point L350-3(lines 350 351) the Hoare annotation is: false [2022-11-03 04:05:12,825 INFO L899 garLoopResultBuilder]: For program point L350-4(lines 321 361) no Hoare annotation was computed. [2022-11-03 04:05:12,826 INFO L895 garLoopResultBuilder]: At program point L20(line 20) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res#1|) (= |ULTIMATE.start_tan_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_tan_double_#res#1|) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-03 04:05:12,826 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 651) no Hoare annotation was computed. [2022-11-03 04:05:12,826 INFO L899 garLoopResultBuilder]: For program point L417(lines 417 439) no Hoare annotation was computed. [2022-11-03 04:05:12,826 INFO L899 garLoopResultBuilder]: For program point L649(line 649) no Hoare annotation was computed. [2022-11-03 04:05:12,826 INFO L895 garLoopResultBuilder]: At program point L286(lines 193 363) the Hoare annotation is: false [2022-11-03 04:05:12,826 INFO L899 garLoopResultBuilder]: For program point L220-2(lines 220 224) no Hoare annotation was computed. [2022-11-03 04:05:12,827 INFO L895 garLoopResultBuilder]: At program point L220-3(lines 220 224) the Hoare annotation is: false [2022-11-03 04:05:12,827 INFO L895 garLoopResultBuilder]: At program point L220-4(lines 220 224) the Hoare annotation is: false [2022-11-03 04:05:12,827 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 77) no Hoare annotation was computed. [2022-11-03 04:05:12,827 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 518 519) no Hoare annotation was computed. [2022-11-03 04:05:12,827 INFO L899 garLoopResultBuilder]: For program point L419(lines 419 426) no Hoare annotation was computed. [2022-11-03 04:05:12,827 INFO L895 garLoopResultBuilder]: At program point L518-3(lines 518 519) the Hoare annotation is: false [2022-11-03 04:05:12,828 INFO L899 garLoopResultBuilder]: For program point L518-4(lines 518 519) no Hoare annotation was computed. [2022-11-03 04:05:12,828 INFO L899 garLoopResultBuilder]: For program point L419-2(lines 419 426) no Hoare annotation was computed. [2022-11-03 04:05:12,828 INFO L899 garLoopResultBuilder]: For program point L254-1(lines 241 269) no Hoare annotation was computed. [2022-11-03 04:05:12,828 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 59) no Hoare annotation was computed. [2022-11-03 04:05:12,828 INFO L899 garLoopResultBuilder]: For program point L618-1(lines 618 622) no Hoare annotation was computed. [2022-11-03 04:05:12,829 INFO L895 garLoopResultBuilder]: At program point L618-2(lines 618 622) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_tan_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-03 04:05:12,829 INFO L899 garLoopResultBuilder]: For program point L618-3(lines 618 622) no Hoare annotation was computed. [2022-11-03 04:05:12,829 INFO L899 garLoopResultBuilder]: For program point L453-1(lines 453 457) no Hoare annotation was computed. [2022-11-03 04:05:12,829 INFO L895 garLoopResultBuilder]: At program point L453-2(lines 453 457) the Hoare annotation is: false [2022-11-03 04:05:12,829 INFO L899 garLoopResultBuilder]: For program point L453-3(lines 453 457) no Hoare annotation was computed. [2022-11-03 04:05:12,829 INFO L895 garLoopResultBuilder]: At program point L321(lines 321 361) the Hoare annotation is: false [2022-11-03 04:05:12,830 INFO L895 garLoopResultBuilder]: At program point L255(lines 255 262) the Hoare annotation is: false [2022-11-03 04:05:12,830 INFO L899 garLoopResultBuilder]: For program point L322(line 322) no Hoare annotation was computed. [2022-11-03 04:05:12,830 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-03 04:05:12,830 INFO L899 garLoopResultBuilder]: For program point L256(line 256) no Hoare annotation was computed. [2022-11-03 04:05:12,830 INFO L902 garLoopResultBuilder]: At program point L653(lines 637 654) the Hoare annotation is: true [2022-11-03 04:05:12,830 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 525) no Hoare annotation was computed. [2022-11-03 04:05:12,831 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 492) no Hoare annotation was computed. [2022-11-03 04:05:12,831 INFO L899 garLoopResultBuilder]: For program point L324-2(lines 324 325) no Hoare annotation was computed. [2022-11-03 04:05:12,831 INFO L895 garLoopResultBuilder]: At program point L324-3(lines 324 325) the Hoare annotation is: false [2022-11-03 04:05:12,831 INFO L899 garLoopResultBuilder]: For program point L324-4(lines 321 361) no Hoare annotation was computed. [2022-11-03 04:05:12,831 INFO L899 garLoopResultBuilder]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2022-11-03 04:05:12,831 INFO L895 garLoopResultBuilder]: At program point L27-2(lines 27 32) the Hoare annotation is: false [2022-11-03 04:05:12,832 INFO L899 garLoopResultBuilder]: For program point L27-3(lines 27 32) no Hoare annotation was computed. [2022-11-03 04:05:12,832 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2022-11-03 04:05:12,832 INFO L899 garLoopResultBuilder]: For program point L226(line 226) no Hoare annotation was computed. [2022-11-03 04:05:12,832 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-03 04:05:12,832 INFO L899 garLoopResultBuilder]: For program point L326-1(line 326) no Hoare annotation was computed. [2022-11-03 04:05:12,832 INFO L899 garLoopResultBuilder]: For program point L293-1(lines 293 296) no Hoare annotation was computed. [2022-11-03 04:05:12,832 INFO L895 garLoopResultBuilder]: At program point L293-3(lines 293 296) the Hoare annotation is: false [2022-11-03 04:05:12,833 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 63) no Hoare annotation was computed. [2022-11-03 04:05:12,833 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 478) no Hoare annotation was computed. [2022-11-03 04:05:12,833 INFO L899 garLoopResultBuilder]: For program point L459-1(lines 447 479) no Hoare annotation was computed. [2022-11-03 04:05:12,833 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 634) no Hoare annotation was computed. [2022-11-03 04:05:12,833 INFO L895 garLoopResultBuilder]: At program point L526(lines 398 527) the Hoare annotation is: false [2022-11-03 04:05:12,833 INFO L899 garLoopResultBuilder]: For program point L328(line 328) no Hoare annotation was computed. [2022-11-03 04:05:12,834 INFO L899 garLoopResultBuilder]: For program point L328-2(line 328) no Hoare annotation was computed. [2022-11-03 04:05:12,834 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 76) no Hoare annotation was computed. [2022-11-03 04:05:12,834 INFO L895 garLoopResultBuilder]: At program point L626(line 626) the Hoare annotation is: false [2022-11-03 04:05:12,834 INFO L899 garLoopResultBuilder]: For program point L626-1(line 626) no Hoare annotation was computed. [2022-11-03 04:05:12,834 INFO L899 garLoopResultBuilder]: For program point L494-1(lines 494 498) no Hoare annotation was computed. [2022-11-03 04:05:12,834 INFO L895 garLoopResultBuilder]: At program point L494-2(lines 494 498) the Hoare annotation is: false [2022-11-03 04:05:12,835 INFO L895 garLoopResultBuilder]: At program point L362(lines 192 363) the Hoare annotation is: false [2022-11-03 04:05:12,835 INFO L899 garLoopResultBuilder]: For program point L329(line 329) no Hoare annotation was computed. [2022-11-03 04:05:12,835 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 74) no Hoare annotation was computed. [2022-11-03 04:05:12,835 INFO L899 garLoopResultBuilder]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2022-11-03 04:05:12,835 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-03 04:05:12,835 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 649) no Hoare annotation was computed. [2022-11-03 04:05:12,836 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 239) no Hoare annotation was computed. [2022-11-03 04:05:12,836 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 73) no Hoare annotation was computed. [2022-11-03 04:05:12,836 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 634) no Hoare annotation was computed. [2022-11-03 04:05:12,836 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 437) no Hoare annotation was computed. [2022-11-03 04:05:12,836 INFO L899 garLoopResultBuilder]: For program point L430-2(lines 430 437) no Hoare annotation was computed. [2022-11-03 04:05:12,836 INFO L895 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: false [2022-11-03 04:05:12,837 INFO L899 garLoopResultBuilder]: For program point L298-1(line 298) no Hoare annotation was computed. [2022-11-03 04:05:12,837 INFO L899 garLoopResultBuilder]: For program point L331-2(lines 331 332) no Hoare annotation was computed. [2022-11-03 04:05:12,837 INFO L895 garLoopResultBuilder]: At program point L331-3(lines 331 332) the Hoare annotation is: false [2022-11-03 04:05:12,837 INFO L899 garLoopResultBuilder]: For program point L331-4(lines 321 361) no Hoare annotation was computed. [2022-11-03 04:05:12,837 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 77) no Hoare annotation was computed. [2022-11-03 04:05:12,837 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 306) no Hoare annotation was computed. [2022-11-03 04:05:12,838 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 267) no Hoare annotation was computed. [2022-11-03 04:05:12,838 INFO L895 garLoopResultBuilder]: At program point L299-2(lines 290 307) the Hoare annotation is: false [2022-11-03 04:05:12,838 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 54) no Hoare annotation was computed. [2022-11-03 04:05:12,841 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-03 04:05:12,843 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 04:05:12,854 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,855 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,855 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,856 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,856 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,856 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,859 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,859 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,859 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,859 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,859 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,860 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,861 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,861 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,861 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,861 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,861 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,862 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,862 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,862 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,863 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,863 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,863 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,863 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,864 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 04:05:12,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 04:05:12,865 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 04:05:12,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 04:05:12,866 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:12,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:05:12 BoogieIcfgContainer [2022-11-03 04:05:12,867 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 04:05:12,868 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 04:05:12,868 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 04:05:12,868 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 04:05:12,869 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:03:10" (3/4) ... [2022-11-03 04:05:12,872 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 04:05:12,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2022-11-03 04:05:12,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-11-03 04:05:12,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-11-03 04:05:12,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tan [2022-11-03 04:05:12,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2022-11-03 04:05:12,893 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-11-03 04:05:12,894 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-03 04:05:12,894 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 04:05:12,919 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-03 04:05:12,920 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-03 04:05:12,921 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1bv32 == \result && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE())) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-03 04:05:13,009 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 04:05:13,010 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 04:05:13,010 INFO L158 Benchmark]: Toolchain (without parser) took 180604.87ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 40.7MB in the beginning and 59.8MB in the end (delta: -19.1MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2022-11-03 04:05:13,011 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 42.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:05:13,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 725.88ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 28.2MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 04:05:13,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.69ms. Allocated memory is still 62.9MB. Free memory was 28.0MB in the beginning and 40.4MB in the end (delta: -12.4MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-11-03 04:05:13,012 INFO L158 Benchmark]: Boogie Preprocessor took 87.77ms. Allocated memory is still 62.9MB. Free memory was 40.4MB in the beginning and 33.2MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 04:05:13,012 INFO L158 Benchmark]: RCFGBuilder took 56689.43ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 33.2MB in the beginning and 61.9MB in the end (delta: -28.7MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2022-11-03 04:05:13,013 INFO L158 Benchmark]: TraceAbstraction took 122821.27ms. Allocated memory is still 90.2MB. Free memory was 61.3MB in the beginning and 36.4MB in the end (delta: 24.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-11-03 04:05:13,013 INFO L158 Benchmark]: Witness Printer took 142.10ms. Allocated memory is still 90.2MB. Free memory was 36.4MB in the beginning and 59.8MB in the end (delta: -23.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 04:05:13,015 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 42.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 725.88ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 28.2MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.69ms. Allocated memory is still 62.9MB. Free memory was 28.0MB in the beginning and 40.4MB in the end (delta: -12.4MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.77ms. Allocated memory is still 62.9MB. Free memory was 40.4MB in the beginning and 33.2MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 56689.43ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 33.2MB in the beginning and 61.9MB in the end (delta: -28.7MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * TraceAbstraction took 122821.27ms. Allocated memory is still 90.2MB. Free memory was 61.3MB in the beginning and 36.4MB in the end (delta: 24.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Witness Printer took 142.10ms. Allocated memory is still 90.2MB. Free memory was 36.4MB in the beginning and 59.8MB in the end (delta: -23.3MB). Peak memory consumption was 10.5MB. 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * 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: 649]: 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, 253 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 122.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 100.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 32 mSolverCounterUnknown, 286 SdHoareTripleChecker+Valid, 98.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 281 mSDsluCounter, 3291 SdHoareTripleChecker+Invalid, 95.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 13 IncrementalHoareTripleChecker+Unchecked, 2281 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 154 IncrementalHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 1010 mSDtfsCounter, 154 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=318occurred 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, 53 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 190 PreInvPairs, 194 NumberOfFragments, 143 HoareAnnotationTreeSize, 190 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 67 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 13.5s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 67 ConstructedInterpolants, 9 QuantifiedInterpolants, 314 SizeOfPredicates, 21 NumberOfNonLiveVariables, 1155 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: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant [2022-11-03 04:05:13,047 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,048 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,048 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,048 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,048 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,048 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,049 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,049 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,049 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,050 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,050 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,050 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((1bv32 == \result && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE())) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant [2022-11-03 04:05:13,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,061 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,061 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,061 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,061 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,062 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,062 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,062 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 618]: Loop Invariant [2022-11-03 04:05:13,064 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 04:05:13,064 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 04:05:13,064 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 04:05:13,064 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 04:05:13,064 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 04:05:13,065 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-03 04:05:13,298 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-03 04:05:13,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8c5d0d-a419-46bb-92cb-1d3ff9acd551/bin/utaipan-7li7fVZpFI/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