./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0530a.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_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/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_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/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_84833597-401f-44bf-b3ee-99bb3b24f621/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 e48a2b6d608f73a5a4b901432af53cd339c224015450a431b11195b46e5ed33a --- 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 03:28:31,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:28:31,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:28:31,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:28:31,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:28:31,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:28:31,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:28:31,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:28:31,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:28:31,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:28:31,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:28:31,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:28:31,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:28:31,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:28:31,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:28:31,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:28:31,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:28:31,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:28:31,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:28:31,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:28:31,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:28:31,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:28:31,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:28:31,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:28:31,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:28:31,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:28:31,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:28:31,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:28:31,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:28:31,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:28:31,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:28:31,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:28:31,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:28:31,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:28:31,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:28:31,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:28:31,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:28:31,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:28:31,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:28:31,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:28:31,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:28:31,606 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-03 03:28:31,642 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:28:31,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:28:31,643 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:28:31,643 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:28:31,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:28:31,645 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:28:31,645 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:28:31,645 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:28:31,645 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:28:31,646 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:28:31,647 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:28:31,647 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:28:31,647 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:28:31,647 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:28:31,648 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:28:31,648 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:28:31,648 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:28:31,648 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:28:31,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:28:31,649 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 03:28:31,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:28:31,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 03:28:31,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:28:31,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:28:31,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:28:31,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:28:31,652 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 03:28:31,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:28:31,652 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:28:31,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:28:31,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:28:31,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:28:31,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:28:31,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:28:31,654 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:28:31,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:28:31,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:28:31,655 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:28:31,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:28:31,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:28:31,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:28:31,655 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_84833597-401f-44bf-b3ee-99bb3b24f621/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e48a2b6d608f73a5a4b901432af53cd339c224015450a431b11195b46e5ed33a [2022-11-03 03:28:31,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:28:31,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:28:31,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:28:31,987 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:28:31,988 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:28:31,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c [2022-11-03 03:28:32,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/data/a79773d56/bb6478879277405f8a8e3eba82806a5e/FLAGef149c3d6 [2022-11-03 03:28:32,564 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:28:32,565 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c [2022-11-03 03:28:32,575 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/data/a79773d56/bb6478879277405f8a8e3eba82806a5e/FLAGef149c3d6 [2022-11-03 03:28:32,900 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/data/a79773d56/bb6478879277405f8a8e3eba82806a5e [2022-11-03 03:28:32,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:28:32,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:28:32,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:28:32,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:28:32,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:28:32,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:28:32" (1/1) ... [2022-11-03 03:28:32,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7716c84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:32, skipping insertion in model container [2022-11-03 03:28:32,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:28:32" (1/1) ... [2022-11-03 03:28:32,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:28:32,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:28:33,386 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_84833597-401f-44bf-b3ee-99bb3b24f621/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c[16310,16323] [2022-11-03 03:28:33,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:28:33,404 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:28:33,489 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_84833597-401f-44bf-b3ee-99bb3b24f621/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c[16310,16323] [2022-11-03 03:28:33,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:28:33,517 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:28:33,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33 WrapperNode [2022-11-03 03:28:33,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:28:33,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:28:33,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:28:33,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:28:33,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,598 INFO L138 Inliner]: procedures = 25, calls = 400, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 978 [2022-11-03 03:28:33,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:28:33,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:28:33,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:28:33,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:28:33,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,723 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:28:33,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:28:33,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:28:33,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:28:33,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (1/1) ... [2022-11-03 03:28:33,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:28:33,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:28:33,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:28:33,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:28:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 03:28:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-03 03:28:33,839 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-03 03:28:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 03:28:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-11-03 03:28:33,841 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-11-03 03:28:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-03 03:28:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 03:28:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-03 03:28:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2022-11-03 03:28:33,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2022-11-03 03:28:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 03:28:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-03 03:28:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-03 03:28:33,843 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-03 03:28:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 03:28:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:28:33,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:28:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 03:28:34,037 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:28:34,039 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:28:35,353 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 03:28:35,740 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 03:28:35,741 INFO L300 CfgBuilder]: Removed 67 assume(true) statements. [2022-11-03 03:28:35,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:28:35 BoogieIcfgContainer [2022-11-03 03:28:35,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 03:28:35,747 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 03:28:35,747 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 03:28:35,763 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 03:28:35,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:28:32" (1/3) ... [2022-11-03 03:28:35,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62483e9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:28:35, skipping insertion in model container [2022-11-03 03:28:35,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:33" (2/3) ... [2022-11-03 03:28:35,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62483e9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:28:35, skipping insertion in model container [2022-11-03 03:28:35,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:28:35" (3/3) ... [2022-11-03 03:28:35,766 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0530a.c [2022-11-03 03:28:35,785 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 03:28:35,785 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 03:28:35,837 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 03:28:35,843 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;@2952dfb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 03:28:35,844 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 03:28:35,848 INFO L276 IsEmpty]: Start isEmpty. Operand has 171 states, 154 states have (on average 1.7012987012987013) internal successors, (262), 155 states have internal predecessors, (262), 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 03:28:35,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-03 03:28:35,855 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:28:35,856 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:28:35,857 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:28:35,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:28:35,862 INFO L85 PathProgramCache]: Analyzing trace with hash 964120002, now seen corresponding path program 1 times [2022-11-03 03:28:35,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:28:35,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414632897] [2022-11-03 03:28:35,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:28:35,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:28:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:28:36,131 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 03:28:36,132 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:28:36,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414632897] [2022-11-03 03:28:36,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414632897] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:28:36,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:28:36,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 03:28:36,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882185994] [2022-11-03 03:28:36,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:28:36,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 03:28:36,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:28:36,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 03:28:36,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 03:28:36,181 INFO L87 Difference]: Start difference. First operand has 171 states, 154 states have (on average 1.7012987012987013) internal successors, (262), 155 states have internal predecessors, (262), 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 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 03:28:36,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:28:36,377 INFO L93 Difference]: Finished difference Result 341 states and 578 transitions. [2022-11-03 03:28:36,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 03:28:36,380 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-03 03:28:36,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:28:36,389 INFO L225 Difference]: With dead ends: 341 [2022-11-03 03:28:36,389 INFO L226 Difference]: Without dead ends: 169 [2022-11-03 03:28:36,398 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 03:28:36,403 INFO L413 NwaCegarLoop]: 180 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, 180 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:28:36,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 03:28:36,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2022-11-03 03:28:36,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2022-11-03 03:28:36,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 153 states have (on average 1.3725490196078431) internal successors, (210), 153 states have internal predecessors, (210), 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 03:28:36,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 232 transitions. [2022-11-03 03:28:36,460 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 232 transitions. Word has length 9 [2022-11-03 03:28:36,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:28:36,460 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 232 transitions. [2022-11-03 03:28:36,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 03:28:36,461 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 232 transitions. [2022-11-03 03:28:36,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-03 03:28:36,462 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:28:36,462 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:28:36,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 03:28:36,462 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:28:36,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:28:36,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1091175322, now seen corresponding path program 1 times [2022-11-03 03:28:36,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:28:36,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74120842] [2022-11-03 03:28:36,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:28:36,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:28:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 03:28:36,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-03 03:28:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 03:28:36,760 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-03 03:28:36,761 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-03 03:28:36,762 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 03:28:36,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 03:28:36,768 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-03 03:28:36,771 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 03:28:36,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 03:28:36 BoogieIcfgContainer [2022-11-03 03:28:36,834 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 03:28:36,836 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 03:28:36,836 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 03:28:36,839 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 03:28:36,839 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:28:35" (3/4) ... [2022-11-03 03:28:36,842 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-03 03:28:36,842 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 03:28:36,843 INFO L158 Benchmark]: Toolchain (without parser) took 3936.61ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 71.7MB in the beginning and 49.1MB in the end (delta: 22.7MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2022-11-03 03:28:36,844 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:28:36,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 607.10ms. Allocated memory is still 111.1MB. Free memory was 71.6MB in the beginning and 69.5MB in the end (delta: 2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 03:28:36,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.85ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 62.7MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-03 03:28:36,851 INFO L158 Benchmark]: Boogie Preprocessor took 146.81ms. Allocated memory is still 111.1MB. Free memory was 62.7MB in the beginning and 55.2MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 03:28:36,855 INFO L158 Benchmark]: RCFGBuilder took 1997.30ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 55.2MB in the beginning and 49.4MB in the end (delta: 5.8MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2022-11-03 03:28:36,856 INFO L158 Benchmark]: TraceAbstraction took 1088.22ms. Allocated memory is still 148.9MB. Free memory was 49.4MB in the beginning and 49.1MB in the end (delta: 355.8kB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2022-11-03 03:28:36,856 INFO L158 Benchmark]: Witness Printer took 6.68ms. Allocated memory is still 148.9MB. Free memory was 49.1MB in the beginning and 49.1MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:28:36,860 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 607.10ms. Allocated memory is still 111.1MB. Free memory was 71.6MB in the beginning and 69.5MB in the end (delta: 2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.85ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 62.7MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.81ms. Allocated memory is still 111.1MB. Free memory was 62.7MB in the beginning and 55.2MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1997.30ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 55.2MB in the beginning and 49.4MB in the end (delta: 5.8MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1088.22ms. Allocated memory is still 148.9MB. Free memory was 49.4MB in the beginning and 49.1MB in the end (delta: 355.8kB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. * Witness Printer took 6.68ms. Allocated memory is still 148.9MB. Free memory was 49.1MB in the beginning and 49.1MB in the end (delta: 2.7kB). 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: 659]: 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 535, overapproximation of bitwiseAnd at line 621, overapproximation of someBinaryArithmeticDOUBLEoperation at line 626, overapproximation of someBinaryDOUBLEComparisonOperation at line 658. Possible FailurePath: [L19] static const double huge_floor = 1.0e300; [L105-L107] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L176] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L178-L183] 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, }; [L185-L187] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L362-L373] 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, }; [L375-L382] 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, }; [L384-L393] 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; [L526-L537] 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, }; [L654] double x = 0.0; [L655] CALL, EXPR tan_double(x) [L612] double y[2], z = 0.0; [L613] __int32_t n, ix; VAL [\old(x)=0, 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=0, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L616] ieee_double_shape_type gh_u; [L617] gh_u.value = (x) [L618] EXPR gh_u.parts.msw [L618] (ix) = gh_u.parts.msw [L621] ix &= 0x7fffffff VAL [\old(x)=0, 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=0, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L622] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=0, 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=0, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L625] COND TRUE ix >= 0x7ff00000 [L626] return x - x; [L626] return x - x; VAL [\old(x)=0, 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=0, z=0, zero_krempio=0, zero_rempio=0] [L655] RET, EXPR tan_double(x) [L655] double res = tan_double(x); [L658] EXPR res == 0.0 && __signbit_double(res) == 0 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, res == 0.0 && __signbit_double(res) == 0=0, 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=0, zero_krempio=0, zero_rempio=0] [L658] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L659] 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, 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=0, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 171 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 180 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, 180 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=171occurred 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-03 03:28:36,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/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_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/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_84833597-401f-44bf-b3ee-99bb3b24f621/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 e48a2b6d608f73a5a4b901432af53cd339c224015450a431b11195b46e5ed33a --- 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 03:28:39,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:28:39,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:28:39,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:28:39,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:28:39,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:28:39,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:28:39,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:28:39,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:28:39,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:28:39,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:28:39,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:28:39,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:28:39,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:28:39,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:28:39,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:28:39,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:28:39,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:28:39,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:28:39,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:28:39,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:28:39,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:28:39,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:28:39,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:28:39,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:28:39,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:28:39,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:28:39,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:28:39,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:28:39,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:28:39,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:28:39,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:28:39,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:28:39,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:28:39,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:28:39,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:28:39,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:28:39,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:28:39,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:28:39,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:28:39,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:28:39,311 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-03 03:28:39,336 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:28:39,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:28:39,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:28:39,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:28:39,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:28:39,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:28:39,338 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:28:39,338 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:28:39,338 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:28:39,339 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:28:39,339 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:28:39,339 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:28:39,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:28:39,340 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 03:28:39,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 03:28:39,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:28:39,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:28:39,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:28:39,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:28:39,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 03:28:39,342 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 03:28:39,342 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 03:28:39,342 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 03:28:39,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:28:39,342 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:28:39,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:28:39,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:28:39,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 03:28:39,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:28:39,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:28:39,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:28:39,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:28:39,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:28:39,344 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 03:28:39,345 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 03:28:39,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:28:39,345 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:28:39,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 03:28:39,346 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_84833597-401f-44bf-b3ee-99bb3b24f621/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e48a2b6d608f73a5a4b901432af53cd339c224015450a431b11195b46e5ed33a [2022-11-03 03:28:39,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:28:39,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:28:39,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:28:39,764 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:28:39,765 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:28:39,767 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c [2022-11-03 03:28:39,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/data/4e7f5c591/3473e6c58ff94347b5f62eda00acefb0/FLAG23343522a [2022-11-03 03:28:40,433 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:28:40,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c [2022-11-03 03:28:40,445 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/data/4e7f5c591/3473e6c58ff94347b5f62eda00acefb0/FLAG23343522a [2022-11-03 03:28:40,723 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/data/4e7f5c591/3473e6c58ff94347b5f62eda00acefb0 [2022-11-03 03:28:40,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:28:40,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:28:40,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:28:40,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:28:40,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:28:40,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:28:40" (1/1) ... [2022-11-03 03:28:40,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd57aee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:40, skipping insertion in model container [2022-11-03 03:28:40,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:28:40" (1/1) ... [2022-11-03 03:28:40,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:28:40,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:28:41,108 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_84833597-401f-44bf-b3ee-99bb3b24f621/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c[16310,16323] [2022-11-03 03:28:41,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:28:41,134 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:28:41,297 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_84833597-401f-44bf-b3ee-99bb3b24f621/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c[16310,16323] [2022-11-03 03:28:41,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:28:41,338 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:28:41,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41 WrapperNode [2022-11-03 03:28:41,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:28:41,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:28:41,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:28:41,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:28:41,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,469 INFO L138 Inliner]: procedures = 29, calls = 400, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 976 [2022-11-03 03:28:41,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:28:41,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:28:41,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:28:41,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:28:41,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,607 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:28:41,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:28:41,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:28:41,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:28:41,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (1/1) ... [2022-11-03 03:28:41,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:28:41,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:28:41,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:28:41,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:28:41,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 03:28:41,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-11-03 03:28:41,691 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-03 03:28:41,691 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-03 03:28:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-11-03 03:28:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-03 03:28:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-03 03:28:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 03:28:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-11-03 03:28:41,692 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-11-03 03:28:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-11-03 03:28:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-03 03:28:41,693 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2022-11-03 03:28:41,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2022-11-03 03:28:41,693 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-03 03:28:41,694 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-03 03:28:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:28:41,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:28:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-03 03:28:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 03:28:41,948 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:28:41,950 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:29:40,671 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 03:29:40,681 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 03:29:40,681 INFO L300 CfgBuilder]: Removed 67 assume(true) statements. [2022-11-03 03:29:40,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:29:40 BoogieIcfgContainer [2022-11-03 03:29:40,684 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 03:29:40,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 03:29:40,686 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 03:29:40,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 03:29:40,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:28:40" (1/3) ... [2022-11-03 03:29:40,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@629be5ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:29:40, skipping insertion in model container [2022-11-03 03:29:40,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:28:41" (2/3) ... [2022-11-03 03:29:40,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@629be5ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:29:40, skipping insertion in model container [2022-11-03 03:29:40,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:29:40" (3/3) ... [2022-11-03 03:29:40,693 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0530a.c [2022-11-03 03:29:40,718 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 03:29:40,719 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 03:29:40,778 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 03:29:40,785 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;@50f3163d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 03:29:40,786 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 03:29:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 240 states have (on average 1.675) internal successors, (402), 241 states have internal predecessors, (402), 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 03:29:40,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-03 03:29:40,799 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:29:40,800 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:29:40,800 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:29:40,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:29:40,806 INFO L85 PathProgramCache]: Analyzing trace with hash 926671389, now seen corresponding path program 1 times [2022-11-03 03:29:40,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:29:40,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [335013134] [2022-11-03 03:29:40,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:29:40,822 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:29:40,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:29:40,831 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:29:40,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-03 03:29:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:29:41,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-03 03:29:41,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:29:41,559 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 03:29:41,560 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:29:41,560 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:29:41,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [335013134] [2022-11-03 03:29:41,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [335013134] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:29:41,561 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:29:41,562 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 03:29:41,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26748476] [2022-11-03 03:29:41,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:29:41,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 03:29:41,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:29:41,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 03:29:41,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 03:29:41,595 INFO L87 Difference]: Start difference. First operand has 257 states, 240 states have (on average 1.675) internal successors, (402), 241 states have internal predecessors, (402), 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 03:29:41,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:29:41,660 INFO L93 Difference]: Finished difference Result 512 states and 857 transitions. [2022-11-03 03:29:41,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 03:29:41,663 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 03:29:41,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:29:41,673 INFO L225 Difference]: With dead ends: 512 [2022-11-03 03:29:41,673 INFO L226 Difference]: Without dead ends: 254 [2022-11-03 03:29:41,679 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 03:29:41,682 INFO L413 NwaCegarLoop]: 356 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, 356 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 03:29:41,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-03 03:29:41,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2022-11-03 03:29:41,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2022-11-03 03:29:41,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 238 states have (on average 1.3907563025210083) internal successors, (331), 238 states have internal predecessors, (331), 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 03:29:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 353 transitions. [2022-11-03 03:29:41,748 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 353 transitions. Word has length 10 [2022-11-03 03:29:41,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:29:41,749 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 353 transitions. [2022-11-03 03:29:41,749 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 03:29:41,750 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 353 transitions. [2022-11-03 03:29:41,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-03 03:29:41,751 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:29:41,751 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:29:41,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-03 03:29:41,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:29:41,952 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:29:41,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:29:41,953 INFO L85 PathProgramCache]: Analyzing trace with hash -69731681, now seen corresponding path program 1 times [2022-11-03 03:29:41,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:29:41,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1765865744] [2022-11-03 03:29:41,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:29:41,954 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:29:41,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:29:41,961 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:29:41,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-03 03:29:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:29:42,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-03 03:29:42,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:29:43,658 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 03:29:43,658 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:29:43,659 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:29:43,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1765865744] [2022-11-03 03:29:43,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1765865744] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:29:43,659 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:29:43,659 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 03:29:43,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490812914] [2022-11-03 03:29:43,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:29:43,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:29:43,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:29:43,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:29:43,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:29:43,662 INFO L87 Difference]: Start difference. First operand 254 states and 353 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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 03:29:43,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:29:43,990 INFO L93 Difference]: Finished difference Result 298 states and 404 transitions. [2022-11-03 03:29:43,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 03:29:43,998 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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 03:29:43,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:29:44,002 INFO L225 Difference]: With dead ends: 298 [2022-11-03 03:29:44,002 INFO L226 Difference]: Without dead ends: 52 [2022-11-03 03:29:44,005 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 03:29:44,008 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 2 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:29:44,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 166 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 3 Unchecked, 0.1s Time] [2022-11-03 03:29:44,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-11-03 03:29:44,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-11-03 03:29:44,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 47 states have internal predecessors, (56), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-03 03:29:44,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 60 transitions. [2022-11-03 03:29:44,031 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 60 transitions. Word has length 11 [2022-11-03 03:29:44,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:29:44,032 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 60 transitions. [2022-11-03 03:29:44,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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 03:29:44,033 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2022-11-03 03:29:44,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-03 03:29:44,033 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:29:44,034 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 03:29:44,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-03 03:29:44,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:29:44,244 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:29:44,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:29:44,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1211787692, now seen corresponding path program 1 times [2022-11-03 03:29:44,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:29:44,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1465440938] [2022-11-03 03:29:44,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:29:44,246 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:29:44,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:29:44,247 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:29:44,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-03 03:29:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:29:51,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 03:29:51,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:29:53,981 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 03:29:53,982 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:29:53,982 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:29:53,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1465440938] [2022-11-03 03:29:53,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1465440938] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:29:53,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:29:53,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 03:29:53,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482135404] [2022-11-03 03:29:53,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:29:53,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 03:29:53,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:29:53,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 03:29:53,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-03 03:29:53,984 INFO L87 Difference]: Start difference. First operand 52 states and 60 transitions. Second operand has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 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 03:29:59,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.59s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:02,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:05,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:08,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:11,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:11,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:11,473 INFO L93 Difference]: Finished difference Result 76 states and 88 transitions. [2022-11-03 03:30:11,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:11,671 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 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 03:30:11,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:11,672 INFO L225 Difference]: With dead ends: 76 [2022-11-03 03:30:11,672 INFO L226 Difference]: Without dead ends: 52 [2022-11-03 03:30:11,673 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:30:11,674 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 25 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 35 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:11,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 284 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 5 Unknown, 35 Unchecked, 17.1s Time] [2022-11-03 03:30:11,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-11-03 03:30:11,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-11-03 03:30:11,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 47 states have (on average 1.1702127659574468) internal successors, (55), 47 states have internal predecessors, (55), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-03 03:30:11,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 59 transitions. [2022-11-03 03:30:11,691 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 59 transitions. Word has length 22 [2022-11-03 03:30:11,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:11,696 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 59 transitions. [2022-11-03 03:30:11,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 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 03:30:11,697 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2022-11-03 03:30:11,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-03 03:30:11,698 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:11,699 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] [2022-11-03 03:30:11,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:11,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:11,899 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:11,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:11,900 INFO L85 PathProgramCache]: Analyzing trace with hash 396672805, now seen corresponding path program 1 times [2022-11-03 03:30:11,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:11,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1721254466] [2022-11-03 03:30:11,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:11,901 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:11,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:11,902 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:11,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-03 03:30:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:18,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-03 03:30:18,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:20,760 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 03:30:20,760 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:20,760 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:20,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1721254466] [2022-11-03 03:30:20,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1721254466] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:20,761 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:20,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 03:30:20,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192962813] [2022-11-03 03:30:20,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:20,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:30:20,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:20,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:30:20,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 03:30:20,763 INFO L87 Difference]: Start difference. First operand 52 states and 59 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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 03:30:22,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:28,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.95s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:30,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:32,873 WARN L539 Checker$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 03:30:33,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:35,914 WARN L539 Checker$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 03:30:38,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:41,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:44,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:45,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:45,225 INFO L93 Difference]: Finished difference Result 69 states and 76 transitions. [2022-11-03 03:30:45,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 03:30:45,230 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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 23 [2022-11-03 03:30:45,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:45,231 INFO L225 Difference]: With dead ends: 69 [2022-11-03 03:30:45,232 INFO L226 Difference]: Without dead ends: 43 [2022-11-03 03:30:45,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:45,233 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 35 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:45,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 147 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 7 Unknown, 0 Unchecked, 23.8s Time] [2022-11-03 03:30:45,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2022-11-03 03:30:45,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2022-11-03 03:30:45,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 35 states have internal predecessors, (38), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-03 03:30:45,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 42 transitions. [2022-11-03 03:30:45,238 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 42 transitions. Word has length 23 [2022-11-03 03:30:45,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:45,239 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 42 transitions. [2022-11-03 03:30:45,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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 03:30:45,239 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2022-11-03 03:30:45,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-03 03:30:45,240 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:45,240 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] [2022-11-03 03:30:45,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:45,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:45,441 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:45,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:45,441 INFO L85 PathProgramCache]: Analyzing trace with hash -668408283, now seen corresponding path program 1 times [2022-11-03 03:30:45,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:45,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2127167504] [2022-11-03 03:30:45,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:45,442 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:45,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:45,443 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:45,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-03 03:30:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:45,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 03:30:45,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:49,260 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 03:30:49,260 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:49,261 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:49,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2127167504] [2022-11-03 03:30:49,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2127167504] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:49,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:49,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-03 03:30:49,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203030530] [2022-11-03 03:30:49,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:49,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-03 03:30:49,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:49,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-03 03:30:49,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-03 03:30:49,264 INFO L87 Difference]: Start difference. First operand 40 states and 42 transitions. Second operand has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 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 03:30:52,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:30:58,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:31:07,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:31:07,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:07,690 INFO L93 Difference]: Finished difference Result 58 states and 59 transitions. [2022-11-03 03:31:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 03:31:07,692 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 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 25 [2022-11-03 03:31:07,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:07,693 INFO L225 Difference]: With dead ends: 58 [2022-11-03 03:31:07,693 INFO L226 Difference]: Without dead ends: 55 [2022-11-03 03:31:07,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-11-03 03:31:07,694 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 36 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:07,695 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 215 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 85 Invalid, 3 Unknown, 0 Unchecked, 11.2s Time] [2022-11-03 03:31:07,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2022-11-03 03:31:07,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 46. [2022-11-03 03:31:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 40 states have (on average 1.075) internal successors, (43), 40 states have internal predecessors, (43), 2 states have call successors, (2), 2 states have call predecessors, (2), 3 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 03:31:07,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 48 transitions. [2022-11-03 03:31:07,705 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 48 transitions. Word has length 25 [2022-11-03 03:31:07,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:07,705 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 48 transitions. [2022-11-03 03:31:07,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 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 03:31:07,706 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2022-11-03 03:31:07,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-03 03:31:07,707 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:07,707 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] [2022-11-03 03:31:07,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:07,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:07,911 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:07,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:07,912 INFO L85 PathProgramCache]: Analyzing trace with hash 11650087, now seen corresponding path program 1 times [2022-11-03 03:31:07,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:07,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [935823247] [2022-11-03 03:31:07,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:07,913 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:07,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:07,917 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:07,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-03 03:31:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:09,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-03 03:31:09,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:10,363 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 03:31:10,363 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:10,363 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:10,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [935823247] [2022-11-03 03:31:10,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [935823247] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:10,364 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:10,364 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 03:31:10,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516455265] [2022-11-03 03:31:10,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:10,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:31:10,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:10,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:31:10,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:31:10,366 INFO L87 Difference]: Start difference. First operand 46 states and 48 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 03:31:13,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:31:13,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:13,927 INFO L93 Difference]: Finished difference Result 55 states and 56 transitions. [2022-11-03 03:31:13,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 03:31:13,928 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 25 [2022-11-03 03:31:13,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:13,929 INFO L225 Difference]: With dead ends: 55 [2022-11-03 03:31:13,929 INFO L226 Difference]: Without dead ends: 30 [2022-11-03 03:31:13,929 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 03:31:13,930 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 6 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:13,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 96 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-11-03 03:31:13,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-11-03 03:31:13,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-11-03 03:31:13,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 27 states have (on average 1.0) internal successors, (27), 27 states have internal predecessors, (27), 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 03:31:13,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 29 transitions. [2022-11-03 03:31:13,936 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 29 transitions. Word has length 25 [2022-11-03 03:31:13,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:13,937 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 29 transitions. [2022-11-03 03:31:13,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 03:31:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 29 transitions. [2022-11-03 03:31:13,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-03 03:31:13,938 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:13,938 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, 1] [2022-11-03 03:31:13,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:14,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:14,156 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:14,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:14,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1877250182, now seen corresponding path program 1 times [2022-11-03 03:31:14,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:14,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2007525372] [2022-11-03 03:31:14,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:14,157 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:14,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:14,158 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:14,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-03 03:31:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:14,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-03 03:31:14,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:21,105 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 03:31:21,106 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:21,106 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:21,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2007525372] [2022-11-03 03:31:21,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2007525372] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:21,106 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:21,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-03 03:31:21,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707812589] [2022-11-03 03:31:21,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:21,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-03 03:31:21,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:21,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-03 03:31:21,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2022-11-03 03:31:21,108 INFO L87 Difference]: Start difference. First operand 30 states and 29 transitions. Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 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 03:31:24,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:31:35,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:35,265 INFO L93 Difference]: Finished difference Result 30 states and 29 transitions. [2022-11-03 03:31:35,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-03 03:31:35,266 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 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 29 [2022-11-03 03:31:35,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:35,266 INFO L225 Difference]: With dead ends: 30 [2022-11-03 03:31:35,266 INFO L226 Difference]: Without dead ends: 0 [2022-11-03 03:31:35,267 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 12.8s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-03 03:31:35,268 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 19 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 12 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:35,268 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 133 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 110 Invalid, 1 Unknown, 12 Unchecked, 6.1s Time] [2022-11-03 03:31:35,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-03 03:31:35,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-03 03:31:35,270 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 03:31:35,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-03 03:31:35,270 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2022-11-03 03:31:35,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:35,271 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-03 03:31:35,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 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 03:31:35,271 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-03 03:31:35,271 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-03 03:31:35,274 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 03:31:35,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:35,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:35,476 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-03 03:31:40,458 INFO L899 garLoopResultBuilder]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2022-11-03 03:31:40,458 INFO L902 garLoopResultBuilder]: At program point L122-2(lines 122 126) the Hoare annotation is: true [2022-11-03 03:31:40,458 INFO L899 garLoopResultBuilder]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2022-11-03 03:31:40,459 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 130) no Hoare annotation was computed. [2022-11-03 03:31:40,459 INFO L899 garLoopResultBuilder]: For program point L118-2(lines 109 159) no Hoare annotation was computed. [2022-11-03 03:31:40,459 INFO L902 garLoopResultBuilder]: At program point L147(line 147) the Hoare annotation is: true [2022-11-03 03:31:40,459 INFO L899 garLoopResultBuilder]: For program point L147-1(line 147) no Hoare annotation was computed. [2022-11-03 03:31:40,459 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 109 159) no Hoare annotation was computed. [2022-11-03 03:31:40,459 INFO L902 garLoopResultBuilder]: At program point L135(line 135) the Hoare annotation is: true [2022-11-03 03:31:40,459 INFO L899 garLoopResultBuilder]: For program point L135-1(line 135) no Hoare annotation was computed. [2022-11-03 03:31:40,459 INFO L899 garLoopResultBuilder]: For program point L119(lines 119 120) no Hoare annotation was computed. [2022-11-03 03:31:40,459 INFO L899 garLoopResultBuilder]: For program point L152-1(lines 152 157) no Hoare annotation was computed. [2022-11-03 03:31:40,460 INFO L902 garLoopResultBuilder]: At program point L152-2(lines 152 157) the Hoare annotation is: true [2022-11-03 03:31:40,460 INFO L899 garLoopResultBuilder]: For program point L152-3(lines 152 157) no Hoare annotation was computed. [2022-11-03 03:31:40,460 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 111 116) no Hoare annotation was computed. [2022-11-03 03:31:40,460 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 109 159) no Hoare annotation was computed. [2022-11-03 03:31:40,460 INFO L902 garLoopResultBuilder]: At program point L111-2(lines 111 116) the Hoare annotation is: true [2022-11-03 03:31:40,461 INFO L899 garLoopResultBuilder]: For program point L111-3(lines 111 116) no Hoare annotation was computed. [2022-11-03 03:31:40,461 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 144) no Hoare annotation was computed. [2022-11-03 03:31:40,461 INFO L902 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 109 159) the Hoare annotation is: true [2022-11-03 03:31:40,461 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 129) no Hoare annotation was computed. [2022-11-03 03:31:40,461 INFO L902 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: true [2022-11-03 03:31:40,461 INFO L899 garLoopResultBuilder]: For program point L149-1(line 149) no Hoare annotation was computed. [2022-11-03 03:31:40,463 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 150) no Hoare annotation was computed. [2022-11-03 03:31:40,463 INFO L899 garLoopResultBuilder]: For program point L137-1(lines 137 142) no Hoare annotation was computed. [2022-11-03 03:31:40,463 INFO L902 garLoopResultBuilder]: At program point L137-2(lines 137 142) the Hoare annotation is: true [2022-11-03 03:31:40,463 INFO L899 garLoopResultBuilder]: For program point L137-3(lines 137 142) no Hoare annotation was computed. [2022-11-03 03:31:40,463 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 149) no Hoare annotation was computed. [2022-11-03 03:31:40,464 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 135) no Hoare annotation was computed. [2022-11-03 03:31:40,464 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 95) no Hoare annotation was computed. [2022-11-03 03:31:40,464 INFO L902 garLoopResultBuilder]: At program point L91-1(lines 84 103) the Hoare annotation is: true [2022-11-03 03:31:40,464 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 84 103) no Hoare annotation was computed. [2022-11-03 03:31:40,464 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 84 103) no Hoare annotation was computed. [2022-11-03 03:31:40,464 INFO L902 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 84 103) the Hoare annotation is: true [2022-11-03 03:31:40,464 INFO L899 garLoopResultBuilder]: For program point L96(lines 96 101) no Hoare annotation was computed. [2022-11-03 03:31:40,464 INFO L902 garLoopResultBuilder]: At program point L96-1(lines 84 103) the Hoare annotation is: true [2022-11-03 03:31:40,464 INFO L899 garLoopResultBuilder]: For program point L96-2(lines 96 101) no Hoare annotation was computed. [2022-11-03 03:31:40,465 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 86 90) no Hoare annotation was computed. [2022-11-03 03:31:40,465 INFO L902 garLoopResultBuilder]: At program point L86-2(lines 86 90) the Hoare annotation is: true [2022-11-03 03:31:40,465 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 162 166) no Hoare annotation was computed. [2022-11-03 03:31:40,465 INFO L902 garLoopResultBuilder]: At program point L162-2(lines 162 166) the Hoare annotation is: true [2022-11-03 03:31:40,465 INFO L899 garLoopResultBuilder]: For program point fabs_doubleEXIT(lines 160 174) no Hoare annotation was computed. [2022-11-03 03:31:40,465 INFO L902 garLoopResultBuilder]: At program point fabs_doubleENTRY(lines 160 174) the Hoare annotation is: true [2022-11-03 03:31:40,465 INFO L899 garLoopResultBuilder]: For program point L167(lines 167 172) no Hoare annotation was computed. [2022-11-03 03:31:40,465 INFO L902 garLoopResultBuilder]: At program point L167-1(lines 160 174) the Hoare annotation is: true [2022-11-03 03:31:40,465 INFO L899 garLoopResultBuilder]: For program point L167-2(lines 167 172) no Hoare annotation was computed. [2022-11-03 03:31:40,466 INFO L899 garLoopResultBuilder]: For program point fabs_doubleFINAL(lines 160 174) no Hoare annotation was computed. [2022-11-03 03:31:40,466 INFO L899 garLoopResultBuilder]: For program point L581(lines 581 585) no Hoare annotation was computed. [2022-11-03 03:31:40,466 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 561) no Hoare annotation was computed. [2022-11-03 03:31:40,466 INFO L899 garLoopResultBuilder]: For program point __kernel_tanFINAL(lines 539 609) no Hoare annotation was computed. [2022-11-03 03:31:40,466 INFO L899 garLoopResultBuilder]: For program point L548-2(lines 539 609) no Hoare annotation was computed. [2022-11-03 03:31:40,466 INFO L902 garLoopResultBuilder]: At program point __kernel_tanENTRY(lines 539 609) the Hoare annotation is: true [2022-11-03 03:31:40,466 INFO L895 garLoopResultBuilder]: At program point L557(line 557) the Hoare annotation is: (and (not (= |__kernel_tan_#in~iy| (_ bv1 32))) (= __kernel_tan_~iy |__kernel_tan_#in~iy|) (= __kernel_tan_~x |__kernel_tan_#in~x|)) [2022-11-03 03:31:40,466 INFO L899 garLoopResultBuilder]: For program point L557-1(line 557) no Hoare annotation was computed. [2022-11-03 03:31:40,467 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 608) no Hoare annotation was computed. [2022-11-03 03:31:40,467 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 560) no Hoare annotation was computed. [2022-11-03 03:31:40,467 INFO L899 garLoopResultBuilder]: For program point __kernel_tanEXIT(lines 539 609) no Hoare annotation was computed. [2022-11-03 03:31:40,467 INFO L899 garLoopResultBuilder]: For program point L562-1(lines 562 571) no Hoare annotation was computed. [2022-11-03 03:31:40,467 INFO L899 garLoopResultBuilder]: For program point L542-1(lines 542 546) no Hoare annotation was computed. [2022-11-03 03:31:40,467 INFO L895 garLoopResultBuilder]: At program point L542-2(lines 542 546) the Hoare annotation is: (and (= __kernel_tan_~iy |__kernel_tan_#in~iy|) (= __kernel_tan_~x |__kernel_tan_#in~x|)) [2022-11-03 03:31:40,467 INFO L899 garLoopResultBuilder]: For program point L542-3(lines 542 546) no Hoare annotation was computed. [2022-11-03 03:31:40,467 INFO L899 garLoopResultBuilder]: For program point L600-1(lines 600 605) no Hoare annotation was computed. [2022-11-03 03:31:40,468 INFO L895 garLoopResultBuilder]: At program point L600-2(lines 600 605) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_110| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_110|)) |__kernel_tan_#in~x|) (not (bvslt (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_110|) (_ bv2147483647 32)) (_ bv1043333120 32))))) [2022-11-03 03:31:40,468 INFO L899 garLoopResultBuilder]: For program point L600-3(lines 600 605) no Hoare annotation was computed. [2022-11-03 03:31:40,468 INFO L899 garLoopResultBuilder]: For program point L563(lines 563 566) no Hoare annotation was computed. [2022-11-03 03:31:40,468 INFO L899 garLoopResultBuilder]: For program point L563-2(lines 563 566) no Hoare annotation was computed. [2022-11-03 03:31:40,468 INFO L899 garLoopResultBuilder]: For program point L559(line 559) no Hoare annotation was computed. [2022-11-03 03:31:40,468 INFO L899 garLoopResultBuilder]: For program point L592-1(lines 592 597) no Hoare annotation was computed. [2022-11-03 03:31:40,469 INFO L895 garLoopResultBuilder]: At program point L592-2(lines 592 597) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_110| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_110|)) |__kernel_tan_#in~x|) (not (bvslt (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_110|) (_ bv2147483647 32)) (_ bv1043333120 32))))) [2022-11-03 03:31:40,469 INFO L899 garLoopResultBuilder]: For program point L559-2(line 559) no Hoare annotation was computed. [2022-11-03 03:31:40,469 INFO L899 garLoopResultBuilder]: For program point L592-3(lines 592 597) no Hoare annotation was computed. [2022-11-03 03:31:40,469 INFO L899 garLoopResultBuilder]: For program point L551-1(lines 551 555) no Hoare annotation was computed. [2022-11-03 03:31:40,470 INFO L895 garLoopResultBuilder]: At program point L551-2(lines 551 555) the Hoare annotation is: (and (= __kernel_tan_~iy |__kernel_tan_#in~iy|) (= __kernel_tan_~x |__kernel_tan_#in~x|)) [2022-11-03 03:31:40,470 INFO L899 garLoopResultBuilder]: For program point L551-3(lines 549 560) no Hoare annotation was computed. [2022-11-03 03:31:40,470 INFO L902 garLoopResultBuilder]: At program point L663(lines 646 664) the Hoare annotation is: true [2022-11-03 03:31:40,470 INFO L895 garLoopResultBuilder]: At program point L630(line 630) the Hoare annotation is: false [2022-11-03 03:31:40,471 INFO L899 garLoopResultBuilder]: For program point L630-1(line 630) no Hoare annotation was computed. [2022-11-03 03:31:40,471 INFO L895 garLoopResultBuilder]: At program point L630-2(lines 611 632) the Hoare annotation is: (and (= (_ +zero 11 53) |ULTIMATE.start_tan_double_~x#1|) (= (_ +zero 11 53) |ULTIMATE.start_tan_double_#res#1|)) [2022-11-03 03:31:40,471 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 39) no Hoare annotation was computed. [2022-11-03 03:31:40,471 INFO L899 garLoopResultBuilder]: For program point L334-1(line 334) no Hoare annotation was computed. [2022-11-03 03:31:40,471 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 236) no Hoare annotation was computed. [2022-11-03 03:31:40,472 INFO L899 garLoopResultBuilder]: For program point L268-1(lines 190 360) no Hoare annotation was computed. [2022-11-03 03:31:40,472 INFO L899 garLoopResultBuilder]: For program point L235-2(lines 190 360) no Hoare annotation was computed. [2022-11-03 03:31:40,472 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 474) no Hoare annotation was computed. [2022-11-03 03:31:40,472 INFO L899 garLoopResultBuilder]: For program point L402-1(lines 402 406) no Hoare annotation was computed. [2022-11-03 03:31:40,472 INFO L895 garLoopResultBuilder]: At program point L402-2(lines 402 406) the Hoare annotation is: false [2022-11-03 03:31:40,472 INFO L899 garLoopResultBuilder]: For program point L336(line 336) no Hoare annotation was computed. [2022-11-03 03:31:40,473 INFO L899 garLoopResultBuilder]: For program point L402-3(lines 402 406) no Hoare annotation was computed. [2022-11-03 03:31:40,473 INFO L899 garLoopResultBuilder]: For program point L270-2(lines 270 271) no Hoare annotation was computed. [2022-11-03 03:31:40,473 INFO L895 garLoopResultBuilder]: At program point L270-3(lines 270 271) the Hoare annotation is: false [2022-11-03 03:31:40,473 INFO L899 garLoopResultBuilder]: For program point L270-4(lines 268 285) no Hoare annotation was computed. [2022-11-03 03:31:40,473 INFO L899 garLoopResultBuilder]: For program point L337-2(lines 337 341) no Hoare annotation was computed. [2022-11-03 03:31:40,474 INFO L899 garLoopResultBuilder]: For program point L238(lines 190 360) no Hoare annotation was computed. [2022-11-03 03:31:40,474 INFO L895 garLoopResultBuilder]: At program point L337-3(lines 337 341) the Hoare annotation is: false [2022-11-03 03:31:40,474 INFO L899 garLoopResultBuilder]: For program point L337-4(lines 337 341) no Hoare annotation was computed. [2022-11-03 03:31:40,474 INFO L899 garLoopResultBuilder]: For program point L205-2(lines 205 206) no Hoare annotation was computed. [2022-11-03 03:31:40,474 INFO L895 garLoopResultBuilder]: At program point L205-3(lines 205 206) the Hoare annotation is: false [2022-11-03 03:31:40,475 INFO L899 garLoopResultBuilder]: For program point L205-4(lines 205 206) no Hoare annotation was computed. [2022-11-03 03:31:40,475 INFO L899 garLoopResultBuilder]: For program point L503-1(lines 503 508) no Hoare annotation was computed. [2022-11-03 03:31:40,475 INFO L895 garLoopResultBuilder]: At program point L503-2(lines 503 508) the Hoare annotation is: false [2022-11-03 03:31:40,475 INFO L899 garLoopResultBuilder]: For program point L503-3(lines 503 508) no Hoare annotation was computed. [2022-11-03 03:31:40,475 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-03 03:31:40,476 INFO L899 garLoopResultBuilder]: For program point L206-2(line 206) no Hoare annotation was computed. [2022-11-03 03:31:40,476 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 484) no Hoare annotation was computed. [2022-11-03 03:31:40,476 INFO L899 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2022-11-03 03:31:40,476 INFO L899 garLoopResultBuilder]: For program point L273-1(lines 273 274) no Hoare annotation was computed. [2022-11-03 03:31:40,476 INFO L899 garLoopResultBuilder]: For program point L273-3(lines 273 274) no Hoare annotation was computed. [2022-11-03 03:31:40,476 INFO L895 garLoopResultBuilder]: At program point L273-4(lines 273 274) the Hoare annotation is: false [2022-11-03 03:31:40,477 INFO L899 garLoopResultBuilder]: For program point L273-5(lines 273 274) no Hoare annotation was computed. [2022-11-03 03:31:40,477 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 80) no Hoare annotation was computed. [2022-11-03 03:31:40,477 INFO L895 garLoopResultBuilder]: At program point L75-1(lines 21 82) the Hoare annotation is: false [2022-11-03 03:31:40,477 INFO L899 garLoopResultBuilder]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2022-11-03 03:31:40,477 INFO L899 garLoopResultBuilder]: For program point L637-1(lines 637 641) no Hoare annotation was computed. [2022-11-03 03:31:40,478 INFO L895 garLoopResultBuilder]: At program point L637-2(lines 637 641) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short144#1| (= (_ +zero 11 53) |ULTIMATE.start_tan_double_~x#1|) (= |ULTIMATE.start_main_~res~0#1| (_ +zero 11 53)) (= (_ +zero 11 53) |ULTIMATE.start_tan_double_#res#1|) (= (_ +zero 11 53) |ULTIMATE.start___signbit_double_~x#1|)) [2022-11-03 03:31:40,478 INFO L899 garLoopResultBuilder]: For program point L637-3(lines 637 641) no Hoare annotation was computed. [2022-11-03 03:31:40,478 INFO L895 garLoopResultBuilder]: At program point L439(line 439) the Hoare annotation is: false [2022-11-03 03:31:40,478 INFO L899 garLoopResultBuilder]: For program point L439-1(line 439) no Hoare annotation was computed. [2022-11-03 03:31:40,478 INFO L899 garLoopResultBuilder]: For program point L307-2(lines 307 310) no Hoare annotation was computed. [2022-11-03 03:31:40,478 INFO L895 garLoopResultBuilder]: At program point L307-3(lines 307 310) the Hoare annotation is: false [2022-11-03 03:31:40,479 INFO L899 garLoopResultBuilder]: For program point L241-2(lines 241 250) no Hoare annotation was computed. [2022-11-03 03:31:40,479 INFO L899 garLoopResultBuilder]: For program point L307-4(lines 307 310) no Hoare annotation was computed. [2022-11-03 03:31:40,479 INFO L899 garLoopResultBuilder]: For program point L208-2(lines 208 212) no Hoare annotation was computed. [2022-11-03 03:31:40,479 INFO L895 garLoopResultBuilder]: At program point L241-3(lines 241 250) the Hoare annotation is: false [2022-11-03 03:31:40,479 INFO L895 garLoopResultBuilder]: At program point L208-3(lines 208 212) the Hoare annotation is: false [2022-11-03 03:31:40,480 INFO L899 garLoopResultBuilder]: For program point L241-4(lines 238 266) no Hoare annotation was computed. [2022-11-03 03:31:40,480 INFO L899 garLoopResultBuilder]: For program point L208-4(lines 208 212) no Hoare annotation was computed. [2022-11-03 03:31:40,480 INFO L899 garLoopResultBuilder]: For program point L43(lines 43 44) no Hoare annotation was computed. [2022-11-03 03:31:40,480 INFO L899 garLoopResultBuilder]: For program point L209-2(lines 209 210) no Hoare annotation was computed. [2022-11-03 03:31:40,480 INFO L895 garLoopResultBuilder]: At program point L209-3(lines 209 210) the Hoare annotation is: false [2022-11-03 03:31:40,480 INFO L899 garLoopResultBuilder]: For program point L209-4(lines 209 210) no Hoare annotation was computed. [2022-11-03 03:31:40,481 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 412) no Hoare annotation was computed. [2022-11-03 03:31:40,481 INFO L899 garLoopResultBuilder]: For program point L342-2(lines 342 346) no Hoare annotation was computed. [2022-11-03 03:31:40,481 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 249) no Hoare annotation was computed. [2022-11-03 03:31:40,481 INFO L895 garLoopResultBuilder]: At program point L342-3(lines 342 346) the Hoare annotation is: false [2022-11-03 03:31:40,481 INFO L899 garLoopResultBuilder]: For program point L276-2(lines 276 281) no Hoare annotation was computed. [2022-11-03 03:31:40,482 INFO L899 garLoopResultBuilder]: For program point L342-4(lines 342 346) no Hoare annotation was computed. [2022-11-03 03:31:40,482 INFO L895 garLoopResultBuilder]: At program point L276-3(lines 276 281) the Hoare annotation is: false [2022-11-03 03:31:40,482 INFO L899 garLoopResultBuilder]: For program point L276-4(lines 276 281) no Hoare annotation was computed. [2022-11-03 03:31:40,482 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 50) no Hoare annotation was computed. [2022-11-03 03:31:40,482 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 247) no Hoare annotation was computed. [2022-11-03 03:31:40,482 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2022-11-03 03:31:40,483 INFO L899 garLoopResultBuilder]: For program point L46-2(lines 46 47) no Hoare annotation was computed. [2022-11-03 03:31:40,483 INFO L899 garLoopResultBuilder]: For program point L509-2(lines 509 512) no Hoare annotation was computed. [2022-11-03 03:31:40,483 INFO L895 garLoopResultBuilder]: At program point L509-3(lines 509 512) the Hoare annotation is: false [2022-11-03 03:31:40,483 INFO L899 garLoopResultBuilder]: For program point L509-4(lines 509 512) no Hoare annotation was computed. [2022-11-03 03:31:40,483 INFO L899 garLoopResultBuilder]: For program point L278-2(lines 278 279) no Hoare annotation was computed. [2022-11-03 03:31:40,483 INFO L895 garLoopResultBuilder]: At program point L278-3(lines 278 279) the Hoare annotation is: false [2022-11-03 03:31:40,484 INFO L899 garLoopResultBuilder]: For program point L278-4(lines 278 279) no Hoare annotation was computed. [2022-11-03 03:31:40,484 INFO L899 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2022-11-03 03:31:40,484 INFO L899 garLoopResultBuilder]: For program point L444-2(lines 444 476) no Hoare annotation was computed. [2022-11-03 03:31:40,484 INFO L899 garLoopResultBuilder]: For program point L312-2(lines 312 316) no Hoare annotation was computed. [2022-11-03 03:31:40,484 INFO L895 garLoopResultBuilder]: At program point L312-3(lines 312 316) the Hoare annotation is: false [2022-11-03 03:31:40,484 INFO L899 garLoopResultBuilder]: For program point L312-4(lines 312 316) no Hoare annotation was computed. [2022-11-03 03:31:40,485 INFO L895 garLoopResultBuilder]: At program point L81(lines 21 82) the Hoare annotation is: false [2022-11-03 03:31:40,485 INFO L895 garLoopResultBuilder]: At program point L643(lines 634 644) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short144#1| (= (_ +zero 11 53) |ULTIMATE.start_tan_double_~x#1|) (= (_ bv0 32) |ULTIMATE.start___signbit_double_#res#1|)) [2022-11-03 03:31:40,485 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 483) no Hoare annotation was computed. [2022-11-03 03:31:40,485 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 314) no Hoare annotation was computed. [2022-11-03 03:31:40,485 INFO L895 garLoopResultBuilder]: At program point L313-3(lines 313 314) the Hoare annotation is: false [2022-11-03 03:31:40,486 INFO L899 garLoopResultBuilder]: For program point L313-4(lines 313 314) no Hoare annotation was computed. [2022-11-03 03:31:40,486 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 437) no Hoare annotation was computed. [2022-11-03 03:31:40,486 INFO L899 garLoopResultBuilder]: For program point L347-2(lines 347 348) no Hoare annotation was computed. [2022-11-03 03:31:40,486 INFO L895 garLoopResultBuilder]: At program point L347-3(lines 347 348) the Hoare annotation is: false [2022-11-03 03:31:40,486 INFO L899 garLoopResultBuilder]: For program point L347-4(lines 318 358) no Hoare annotation was computed. [2022-11-03 03:31:40,486 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 436) no Hoare annotation was computed. [2022-11-03 03:31:40,487 INFO L895 garLoopResultBuilder]: At program point L283(lines 190 360) the Hoare annotation is: false [2022-11-03 03:31:40,487 INFO L899 garLoopResultBuilder]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2022-11-03 03:31:40,487 INFO L895 garLoopResultBuilder]: At program point L217-3(lines 217 221) the Hoare annotation is: false [2022-11-03 03:31:40,487 INFO L895 garLoopResultBuilder]: At program point L217-4(lines 217 221) the Hoare annotation is: false [2022-11-03 03:31:40,487 INFO L899 garLoopResultBuilder]: For program point L52(lines 52 74) no Hoare annotation was computed. [2022-11-03 03:31:40,487 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 515 516) no Hoare annotation was computed. [2022-11-03 03:31:40,488 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 423) no Hoare annotation was computed. [2022-11-03 03:31:40,488 INFO L895 garLoopResultBuilder]: At program point L515-3(lines 515 516) the Hoare annotation is: false [2022-11-03 03:31:40,488 INFO L899 garLoopResultBuilder]: For program point L515-4(lines 515 516) no Hoare annotation was computed. [2022-11-03 03:31:40,488 INFO L899 garLoopResultBuilder]: For program point L416-2(lines 416 423) no Hoare annotation was computed. [2022-11-03 03:31:40,488 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-03 03:31:40,488 INFO L899 garLoopResultBuilder]: For program point L251-1(lines 238 266) no Hoare annotation was computed. [2022-11-03 03:31:40,488 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 56) no Hoare annotation was computed. [2022-11-03 03:31:40,489 INFO L899 garLoopResultBuilder]: For program point L615-1(lines 615 619) no Hoare annotation was computed. [2022-11-03 03:31:40,489 INFO L895 garLoopResultBuilder]: At program point L615-2(lines 615 619) the Hoare annotation is: (= (_ +zero 11 53) |ULTIMATE.start_tan_double_~x#1|) [2022-11-03 03:31:40,489 INFO L899 garLoopResultBuilder]: For program point L615-3(lines 615 619) no Hoare annotation was computed. [2022-11-03 03:31:40,489 INFO L899 garLoopResultBuilder]: For program point L450-1(lines 450 454) no Hoare annotation was computed. [2022-11-03 03:31:40,489 INFO L895 garLoopResultBuilder]: At program point L450-2(lines 450 454) the Hoare annotation is: false [2022-11-03 03:31:40,490 INFO L899 garLoopResultBuilder]: For program point L450-3(lines 450 454) no Hoare annotation was computed. [2022-11-03 03:31:40,490 INFO L895 garLoopResultBuilder]: At program point L318(lines 318 358) the Hoare annotation is: false [2022-11-03 03:31:40,490 INFO L895 garLoopResultBuilder]: At program point L252(lines 252 259) the Hoare annotation is: false [2022-11-03 03:31:40,490 INFO L899 garLoopResultBuilder]: For program point L319(line 319) no Hoare annotation was computed. [2022-11-03 03:31:40,490 INFO L899 garLoopResultBuilder]: For program point L253(line 253) no Hoare annotation was computed. [2022-11-03 03:31:40,490 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 522) no Hoare annotation was computed. [2022-11-03 03:31:40,491 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 489) no Hoare annotation was computed. [2022-11-03 03:31:40,491 INFO L899 garLoopResultBuilder]: For program point L321-2(lines 321 322) no Hoare annotation was computed. [2022-11-03 03:31:40,491 INFO L895 garLoopResultBuilder]: At program point L321-3(lines 321 322) the Hoare annotation is: false [2022-11-03 03:31:40,491 INFO L899 garLoopResultBuilder]: For program point L321-4(lines 318 358) no Hoare annotation was computed. [2022-11-03 03:31:40,491 INFO L899 garLoopResultBuilder]: For program point L24-1(lines 24 29) no Hoare annotation was computed. [2022-11-03 03:31:40,491 INFO L895 garLoopResultBuilder]: At program point L24-2(lines 24 29) the Hoare annotation is: false [2022-11-03 03:31:40,492 INFO L899 garLoopResultBuilder]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2022-11-03 03:31:40,492 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-03 03:31:40,492 INFO L899 garLoopResultBuilder]: For program point L256(line 256) no Hoare annotation was computed. [2022-11-03 03:31:40,492 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-11-03 03:31:40,492 INFO L899 garLoopResultBuilder]: For program point L323-1(line 323) no Hoare annotation was computed. [2022-11-03 03:31:40,492 INFO L899 garLoopResultBuilder]: For program point L290-1(lines 290 293) no Hoare annotation was computed. [2022-11-03 03:31:40,492 INFO L895 garLoopResultBuilder]: At program point L290-3(lines 290 293) the Hoare annotation is: false [2022-11-03 03:31:40,493 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 60) no Hoare annotation was computed. [2022-11-03 03:31:40,493 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 475) no Hoare annotation was computed. [2022-11-03 03:31:40,493 INFO L899 garLoopResultBuilder]: For program point L456-1(lines 444 476) no Hoare annotation was computed. [2022-11-03 03:31:40,493 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 631) no Hoare annotation was computed. [2022-11-03 03:31:40,493 INFO L895 garLoopResultBuilder]: At program point L523(lines 395 524) the Hoare annotation is: false [2022-11-03 03:31:40,493 INFO L899 garLoopResultBuilder]: For program point L325(line 325) no Hoare annotation was computed. [2022-11-03 03:31:40,494 INFO L899 garLoopResultBuilder]: For program point L325-2(line 325) no Hoare annotation was computed. [2022-11-03 03:31:40,494 INFO L899 garLoopResultBuilder]: For program point L61(lines 61 73) no Hoare annotation was computed. [2022-11-03 03:31:40,494 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-03 03:31:40,494 INFO L895 garLoopResultBuilder]: At program point L623(line 623) the Hoare annotation is: (= (_ +zero 11 53) |ULTIMATE.start_tan_double_~x#1|) [2022-11-03 03:31:40,494 INFO L899 garLoopResultBuilder]: For program point L623-1(line 623) no Hoare annotation was computed. [2022-11-03 03:31:40,494 INFO L899 garLoopResultBuilder]: For program point L491-1(lines 491 495) no Hoare annotation was computed. [2022-11-03 03:31:40,494 INFO L895 garLoopResultBuilder]: At program point L491-2(lines 491 495) the Hoare annotation is: false [2022-11-03 03:31:40,495 INFO L895 garLoopResultBuilder]: At program point L359(lines 189 360) the Hoare annotation is: false [2022-11-03 03:31:40,495 INFO L899 garLoopResultBuilder]: For program point L326(line 326) no Hoare annotation was computed. [2022-11-03 03:31:40,495 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 71) no Hoare annotation was computed. [2022-11-03 03:31:40,495 INFO L899 garLoopResultBuilder]: For program point L62-1(lines 62 71) no Hoare annotation was computed. [2022-11-03 03:31:40,495 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 236) no Hoare annotation was computed. [2022-11-03 03:31:40,495 INFO L899 garLoopResultBuilder]: For program point L63(lines 63 70) no Hoare annotation was computed. [2022-11-03 03:31:40,496 INFO L899 garLoopResultBuilder]: For program point L658(line 658) no Hoare annotation was computed. [2022-11-03 03:31:40,496 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 631) no Hoare annotation was computed. [2022-11-03 03:31:40,496 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 661) no Hoare annotation was computed. [2022-11-03 03:31:40,496 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 434) no Hoare annotation was computed. [2022-11-03 03:31:40,496 INFO L899 garLoopResultBuilder]: For program point L427-2(lines 427 434) no Hoare annotation was computed. [2022-11-03 03:31:40,496 INFO L895 garLoopResultBuilder]: At program point L295(line 295) the Hoare annotation is: false [2022-11-03 03:31:40,497 INFO L899 garLoopResultBuilder]: For program point L295-1(line 295) no Hoare annotation was computed. [2022-11-03 03:31:40,497 INFO L899 garLoopResultBuilder]: For program point L328-2(lines 328 329) no Hoare annotation was computed. [2022-11-03 03:31:40,497 INFO L895 garLoopResultBuilder]: At program point L328-3(lines 328 329) the Hoare annotation is: false [2022-11-03 03:31:40,497 INFO L899 garLoopResultBuilder]: For program point L328-4(lines 318 358) no Hoare annotation was computed. [2022-11-03 03:31:40,497 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 74) no Hoare annotation was computed. [2022-11-03 03:31:40,497 INFO L899 garLoopResultBuilder]: For program point L659(line 659) no Hoare annotation was computed. [2022-11-03 03:31:40,498 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 303) no Hoare annotation was computed. [2022-11-03 03:31:40,498 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 264) no Hoare annotation was computed. [2022-11-03 03:31:40,498 INFO L895 garLoopResultBuilder]: At program point L296-2(lines 287 304) the Hoare annotation is: false [2022-11-03 03:31:40,498 INFO L899 garLoopResultBuilder]: For program point L32(lines 32 51) no Hoare annotation was computed. [2022-11-03 03:31:40,498 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-03 03:31:40,498 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 659) no Hoare annotation was computed. [2022-11-03 03:31:40,499 INFO L899 garLoopResultBuilder]: For program point L462-1(lines 462 466) no Hoare annotation was computed. [2022-11-03 03:31:40,499 INFO L895 garLoopResultBuilder]: At program point L462-2(lines 462 466) the Hoare annotation is: false [2022-11-03 03:31:40,499 INFO L899 garLoopResultBuilder]: For program point L462-3(lines 462 466) no Hoare annotation was computed. [2022-11-03 03:31:40,499 INFO L899 garLoopResultBuilder]: For program point L330-1(line 330) no Hoare annotation was computed. [2022-11-03 03:31:40,499 INFO L895 garLoopResultBuilder]: At program point L264(line 264) the Hoare annotation is: false [2022-11-03 03:31:40,499 INFO L899 garLoopResultBuilder]: For program point L264-1(line 264) no Hoare annotation was computed. [2022-11-03 03:31:40,500 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 40) no Hoare annotation was computed. [2022-11-03 03:31:40,500 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 501) no Hoare annotation was computed. [2022-11-03 03:31:40,500 INFO L895 garLoopResultBuilder]: At program point L496-1(lines 395 524) the Hoare annotation is: false [2022-11-03 03:31:40,500 INFO L899 garLoopResultBuilder]: For program point L496-2(lines 496 501) no Hoare annotation was computed. [2022-11-03 03:31:40,500 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 200) no Hoare annotation was computed. [2022-11-03 03:31:40,500 INFO L899 garLoopResultBuilder]: For program point L199-2(lines 199 200) no Hoare annotation was computed. [2022-11-03 03:31:40,500 INFO L899 garLoopResultBuilder]: For program point L67(lines 67 68) no Hoare annotation was computed. [2022-11-03 03:31:40,501 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 39) no Hoare annotation was computed. [2022-11-03 03:31:40,501 INFO L899 garLoopResultBuilder]: For program point L67-2(lines 67 68) no Hoare annotation was computed. [2022-11-03 03:31:40,501 INFO L899 garLoopResultBuilder]: For program point L332-2(lines 332 333) no Hoare annotation was computed. [2022-11-03 03:31:40,501 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 236) no Hoare annotation was computed. [2022-11-03 03:31:40,501 INFO L895 garLoopResultBuilder]: At program point L332-3(lines 332 333) the Hoare annotation is: false [2022-11-03 03:31:40,501 INFO L899 garLoopResultBuilder]: For program point L332-4(lines 318 358) no Hoare annotation was computed. [2022-11-03 03:31:40,505 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:40,508 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 03:31:40,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,528 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,528 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,528 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,532 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,532 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,533 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,533 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,540 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,540 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,540 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,541 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,541 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,541 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,541 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,542 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 03:31:40 BoogieIcfgContainer [2022-11-03 03:31:40,542 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 03:31:40,543 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 03:31:40,543 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 03:31:40,544 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 03:31:40,544 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:29:40" (3/4) ... [2022-11-03 03:31:40,548 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 03:31:40,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2022-11-03 03:31:40,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-11-03 03:31:40,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-11-03 03:31:40,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tan [2022-11-03 03:31:40,584 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2022-11-03 03:31:40,585 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-11-03 03:31:40,586 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-03 03:31:40,587 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 03:31:40,623 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: iy == \old(iy) && x == \old(x) [2022-11-03 03:31:40,623 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == x && ~Pluszero~LONGDOUBLE() == \result [2022-11-03 03:31:40,624 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: iy == \old(iy) && x == \old(x) [2022-11-03 03:31:40,625 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((aux-res == 0.0 && __signbit_double(res) == 0-aux && ~Pluszero~LONGDOUBLE() == x) && res == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == \result) && ~Pluszero~LONGDOUBLE() == x [2022-11-03 03:31:40,628 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (aux-res == 0.0 && __signbit_double(res) == 0-aux && ~Pluszero~LONGDOUBLE() == x) && 0bv32 == \result [2022-11-03 03:31:40,629 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) [2022-11-03 03:31:40,630 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) [2022-11-03 03:31:40,721 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 03:31:40,721 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 03:31:40,722 INFO L158 Benchmark]: Toolchain (without parser) took 179990.03ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.3MB in the beginning and 66.2MB in the end (delta: -14.9MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2022-11-03 03:31:40,722 INFO L158 Benchmark]: CDTParser took 4.20ms. Allocated memory is still 54.5MB. Free memory was 33.8MB in the beginning and 33.7MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:31:40,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 606.16ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 41.6MB in the end (delta: 9.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-03 03:31:40,723 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.24ms. Allocated memory is still 75.5MB. Free memory was 41.6MB in the beginning and 53.6MB in the end (delta: -12.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2022-11-03 03:31:40,724 INFO L158 Benchmark]: Boogie Preprocessor took 143.06ms. Allocated memory is still 75.5MB. Free memory was 53.6MB in the beginning and 46.1MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-03 03:31:40,725 INFO L158 Benchmark]: RCFGBuilder took 59062.10ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 46.1MB in the beginning and 68.2MB in the end (delta: -22.1MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2022-11-03 03:31:40,725 INFO L158 Benchmark]: TraceAbstraction took 119856.34ms. Allocated memory is still 98.6MB. Free memory was 67.3MB in the beginning and 36.7MB in the end (delta: 30.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2022-11-03 03:31:40,726 INFO L158 Benchmark]: Witness Printer took 177.94ms. Allocated memory is still 98.6MB. Free memory was 36.7MB in the beginning and 66.2MB in the end (delta: -29.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 03:31:40,728 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.20ms. Allocated memory is still 54.5MB. Free memory was 33.8MB in the beginning and 33.7MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 606.16ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 41.6MB in the end (delta: 9.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.24ms. Allocated memory is still 75.5MB. Free memory was 41.6MB in the beginning and 53.6MB in the end (delta: -12.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.06ms. Allocated memory is still 75.5MB. Free memory was 53.6MB in the beginning and 46.1MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 59062.10ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 46.1MB in the beginning and 68.2MB in the end (delta: -22.1MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * TraceAbstraction took 119856.34ms. Allocated memory is still 98.6MB. Free memory was 67.3MB in the beginning and 36.7MB in the end (delta: 30.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Witness Printer took 177.94ms. Allocated memory is still 98.6MB. Free memory was 36.7MB in the beginning and 66.2MB in the end (delta: -29.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 659]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 119.7s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 78.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 17 mSolverCounterUnknown, 131 SdHoareTripleChecker+Valid, 61.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 123 mSDsluCounter, 1397 SdHoareTripleChecker+Invalid, 58.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 50 IncrementalHoareTripleChecker+Unchecked, 793 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 252 IncrementalHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 604 mSDtfsCounter, 252 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 156 GetRequests, 107 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 26.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=257occurred in iteration=0, InterpolantAutomatonStates: 48, 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, 7 MinimizatonAttempts, 12 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 174 PreInvPairs, 189 NumberOfFragments, 154 HoareAnnotationTreeSize, 174 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 68 FomulaSimplificationsInter, 38 FormulaSimplificationTreeSizeReductionInter, 4.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 15.6s SatisfiabilityAnalysisTime, 17.7s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 138 ConstructedInterpolants, 13 QuantifiedInterpolants, 505 SizeOfPredicates, 35 NumberOfNonLiveVariables, 2040 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: iy == \old(iy) && x == \old(x) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant [2022-11-03 03:31:40,740 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,740 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,740 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,741 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,741 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,741 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,741 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,741 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] Derived loop invariant: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: (aux-res == 0.0 && __signbit_double(res) == 0-aux && ~Pluszero~LONGDOUBLE() == x) && 0bv32 == \result - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: (((aux-res == 0.0 && __signbit_double(res) == 0-aux && ~Pluszero~LONGDOUBLE() == x) && res == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == \result) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: iy == \old(iy) && x == \old(x) - InvariantResult [Line: 611]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x && ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant [2022-11-03 03:31:40,745 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,745 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,745 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,745 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,746 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,746 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,746 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-11-03 03:31:40,746 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] Derived loop invariant: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) RESULT: Ultimate proved your program to be correct! [2022-11-03 03:31:40,967 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-03 03:31:41,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84833597-401f-44bf-b3ee-99bb3b24f621/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