./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG --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 575af8feb7a46b015d4374541233953a0103acadad1e9c8ea0c454cb1ee3d7f4 ..................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG --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 575af8feb7a46b015d4374541233953a0103acadad1e9c8ea0c454cb1ee3d7f4 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:58:11,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:58:11,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:58:11,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:58:11,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:58:11,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:58:11,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:58:11,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:58:11,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:58:11,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:58:11,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:58:11,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:58:11,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:58:11,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:58:11,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:58:11,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:58:11,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:58:11,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:58:11,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:58:11,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:58:11,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:58:11,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:58:11,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:58:11,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:58:11,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:58:11,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:58:11,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:58:11,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:58:11,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:58:11,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:58:11,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:58:11,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:58:11,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:58:11,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:58:11,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:58:11,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:58:11,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:58:11,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:58:11,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:58:11,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:58:11,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:58:11,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:58:11,709 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:58:11,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:58:11,711 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:58:11,711 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:58:11,712 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:58:11,712 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:58:11,713 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:58:11,713 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:58:11,713 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:58:11,714 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:58:11,714 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:58:11,715 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:58:11,715 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:58:11,715 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:58:11,716 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:58:11,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:58:11,717 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:58:11,718 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:58:11,718 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:58:11,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:58:11,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:58:11,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:58:11,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:58:11,720 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:58:11,721 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:58:11,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:58:11,721 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:58:11,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:58:11,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:58:11,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:58:11,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:58:11,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:58:11,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:58:11,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:58:11,723 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:58:11,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:58:11,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:58:11,724 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:58:11,724 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:58:11,725 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 575af8feb7a46b015d4374541233953a0103acadad1e9c8ea0c454cb1ee3d7f4 [2021-10-29 05:58:12,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:58:12,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:58:12,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:58:12,051 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:58:12,052 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:58:12,052 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2021-10-29 05:58:12,138 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/data/04b96fc59/7624f6613adf4678b3410ea45712953e/FLAGfd8326a2a [2021-10-29 05:58:12,683 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:58:12,684 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2021-10-29 05:58:12,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/data/04b96fc59/7624f6613adf4678b3410ea45712953e/FLAGfd8326a2a [2021-10-29 05:58:13,042 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/data/04b96fc59/7624f6613adf4678b3410ea45712953e [2021-10-29 05:58:13,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:58:13,046 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:58:13,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:58:13,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:58:13,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:58:13,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3deec9d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13, skipping insertion in model container [2021-10-29 05:58:13,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:58:13,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:58:13,353 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c[4703,4716] [2021-10-29 05:58:13,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:13,364 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:58:13,423 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c[4703,4716] [2021-10-29 05:58:13,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:13,439 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:58:13,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13 WrapperNode [2021-10-29 05:58:13,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:58:13,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:58:13,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:58:13,442 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:58:13,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:58:13,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:58:13,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:58:13,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:58:13,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:58:13,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:58:13,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:58:13,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:58:13,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (1/1) ... [2021-10-29 05:58:13,580 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:58:13,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:58:13,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:58:13,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:58:13,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 05:58:13,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:58:13,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-29 05:58:13,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 05:58:13,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-29 05:58:13,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:58:13,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:58:13,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 05:58:13,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:58:14,729 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:58:14,730 INFO L299 CfgBuilder]: Removed 52 assume(true) statements. [2021-10-29 05:58:14,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:14 BoogieIcfgContainer [2021-10-29 05:58:14,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:58:14,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:58:14,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:58:14,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:58:14,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:58:13" (1/3) ... [2021-10-29 05:58:14,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24cceab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:58:14, skipping insertion in model container [2021-10-29 05:58:14,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:13" (2/3) ... [2021-10-29 05:58:14,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24cceab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:58:14, skipping insertion in model container [2021-10-29 05:58:14,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:14" (3/3) ... [2021-10-29 05:58:14,748 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270c.c [2021-10-29 05:58:14,754 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:58:14,755 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-29 05:58:14,812 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:58:14,818 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:58:14,819 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-29 05:58:14,834 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 78 states have (on average 1.7435897435897436) internal successors, (136), 79 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:14,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 05:58:14,840 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:14,840 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:14,841 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:14,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:14,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1652583497, now seen corresponding path program 1 times [2021-10-29 05:58:14,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:58:14,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621886184] [2021-10-29 05:58:14,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:14,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:58:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:15,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:15,003 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 05:58:15,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621886184] [2021-10-29 05:58:15,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621886184] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:15,004 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:15,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 05:58:15,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620329706] [2021-10-29 05:58:15,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:58:15,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 05:58:15,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:58:15,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:58:15,027 INFO L87 Difference]: Start difference. First operand has 80 states, 78 states have (on average 1.7435897435897436) internal successors, (136), 79 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:15,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:15,056 INFO L93 Difference]: Finished difference Result 159 states and 271 transitions. [2021-10-29 05:58:15,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:58:15,060 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-10-29 05:58:15,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:15,070 INFO L225 Difference]: With dead ends: 159 [2021-10-29 05:58:15,071 INFO L226 Difference]: Without dead ends: 78 [2021-10-29 05:58:15,075 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:58:15,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-29 05:58:15,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2021-10-29 05:58:15,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 77 states have (on average 1.2597402597402598) internal successors, (97), 77 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 97 transitions. [2021-10-29 05:58:15,127 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 97 transitions. Word has length 13 [2021-10-29 05:58:15,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:15,127 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 97 transitions. [2021-10-29 05:58:15,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:15,128 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 97 transitions. [2021-10-29 05:58:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 05:58:15,129 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:15,130 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:15,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-29 05:58:15,130 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:15,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:15,134 INFO L85 PathProgramCache]: Analyzing trace with hash 130875860, now seen corresponding path program 1 times [2021-10-29 05:58:15,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:58:15,135 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686065947] [2021-10-29 05:58:15,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:15,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:58:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 05:58:15,263 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 05:58:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 05:58:15,353 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-29 05:58:15,354 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-29 05:58:15,356 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:58:15,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-29 05:58:15,361 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-10-29 05:58:15,365 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:58:15,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:58:15 BoogieIcfgContainer [2021-10-29 05:58:15,398 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:58:15,399 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:58:15,399 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:58:15,399 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:58:15,400 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:14" (3/4) ... [2021-10-29 05:58:15,403 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-29 05:58:15,403 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:58:15,406 INFO L168 Benchmark]: Toolchain (without parser) took 2358.13 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 49.8 MB in the beginning and 52.1 MB in the end (delta: -2.2 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:15,407 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory was 66.2 MB in the beginning and 66.1 MB in the end (delta: 51.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:58:15,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.49 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 49.6 MB in the beginning and 82.1 MB in the end (delta: -32.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:15,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.92 ms. Allocated memory is still 111.1 MB. Free memory was 82.1 MB in the beginning and 79.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:15,409 INFO L168 Benchmark]: Boogie Preprocessor took 54.40 ms. Allocated memory is still 111.1 MB. Free memory was 79.3 MB in the beginning and 76.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:15,410 INFO L168 Benchmark]: RCFGBuilder took 1168.74 ms. Allocated memory is still 111.1 MB. Free memory was 76.8 MB in the beginning and 83.5 MB in the end (delta: -6.7 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:15,411 INFO L168 Benchmark]: TraceAbstraction took 658.48 ms. Allocated memory is still 111.1 MB. Free memory was 82.9 MB in the beginning and 52.1 MB in the end (delta: 30.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:15,411 INFO L168 Benchmark]: Witness Printer took 4.94 ms. Allocated memory is still 111.1 MB. Free memory is still 52.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:58:15,415 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory was 66.2 MB in the beginning and 66.1 MB in the end (delta: 51.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 392.49 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 49.6 MB in the beginning and 82.1 MB in the end (delta: -32.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.92 ms. Allocated memory is still 111.1 MB. Free memory was 82.1 MB in the beginning and 79.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.40 ms. Allocated memory is still 111.1 MB. Free memory was 79.3 MB in the beginning and 76.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1168.74 ms. Allocated memory is still 111.1 MB. Free memory was 76.8 MB in the beginning and 83.5 MB in the end (delta: -6.7 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 658.48 ms. Allocated memory is still 111.1 MB. Free memory was 82.9 MB in the beginning and 52.1 MB in the end (delta: 30.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Witness Printer took 4.94 ms. Allocated memory is still 111.1 MB. Free memory is still 52.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s 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: 237]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 120, overapproximation of bitwiseAnd at line 220. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L231] float x = __VERIFIER_nondet_float(); [L232] float y = 1.0f / 0.0f; [L84] float a = x, b = y, t1, t2, y1, y2, w; [L85] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L88] ieee_float_shape_type gf_u; [L89] gf_u.value = (x) [L90] EXPR gf_u.word [L90] (ha) = gf_u.word [L92] ha &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L94] ieee_float_shape_type gf_u; [L95] gf_u.value = (y) [L96] EXPR gf_u.word [L96] (hb) = gf_u.word [L98] hb &= 0x7fffffffL [L99] COND FALSE !(hb > ha) [L106] a = x [L107] b = y VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L110] ieee_float_shape_type sf_u; [L111] sf_u.word = (ha) [L112] EXPR sf_u.value [L112] (a) = sf_u.value [L115] ieee_float_shape_type sf_u; [L116] sf_u.word = (hb) [L117] EXPR sf_u.value [L117] (b) = sf_u.value [L119] COND TRUE (ha - hb) > 0xf000000L [L120] return a + b; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L234] float res = __ieee754_hypotf(x, y); [L214] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L216] ieee_float_shape_type gf_u; [L217] gf_u.value = (x) [L218] EXPR gf_u.word [L218] (ix) = gf_u.word [L220] ix &= 0x7fffffff [L221] return ((ix) == 0x7f800000L); [L236] COND TRUE !isinf_float(res) [L237] reach_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 99 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, 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=80occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-29 05:58:15,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:58:18,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:58:18,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:58:18,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:58:18,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:58:18,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:58:18,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:58:18,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:58:18,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:58:18,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:58:18,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:58:18,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:58:18,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:58:18,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:58:18,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:58:18,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:58:18,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:58:18,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:58:18,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:58:18,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:58:18,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:58:18,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:58:18,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:58:18,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:58:18,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:58:18,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:58:18,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:58:18,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:58:18,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:58:18,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:58:18,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:58:18,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:58:18,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:58:18,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:58:18,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:58:18,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:58:18,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:58:18,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:58:18,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:58:18,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:58:18,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:58:18,318 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:58:18,363 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:58:18,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:58:18,365 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:58:18,365 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:58:18,365 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:58:18,365 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:58:18,366 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:58:18,366 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:58:18,366 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:58:18,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:58:18,369 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:58:18,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:58:18,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:58:18,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:58:18,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:58:18,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:58:18,370 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:58:18,370 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:58:18,371 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:58:18,371 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:58:18,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:58:18,371 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:58:18,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:58:18,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:58:18,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:58:18,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:58:18,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:58:18,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:58:18,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:58:18,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:58:18,373 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:58:18,374 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:58:18,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:58:18,374 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:58:18,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:58:18,375 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_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 575af8feb7a46b015d4374541233953a0103acadad1e9c8ea0c454cb1ee3d7f4 [2021-10-29 05:58:18,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:58:18,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:58:18,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:58:18,847 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:58:18,848 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:58:18,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2021-10-29 05:58:18,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/data/2ec62992d/dbe56981222946c9bc17ca6545e2bbed/FLAGccb6ffaa8 [2021-10-29 05:58:19,576 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:58:19,577 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2021-10-29 05:58:19,589 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/data/2ec62992d/dbe56981222946c9bc17ca6545e2bbed/FLAGccb6ffaa8 [2021-10-29 05:58:19,856 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/data/2ec62992d/dbe56981222946c9bc17ca6545e2bbed [2021-10-29 05:58:19,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:58:19,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:58:19,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:58:19,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:58:19,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:58:19,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:58:19" (1/1) ... [2021-10-29 05:58:19,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bac8092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:19, skipping insertion in model container [2021-10-29 05:58:19,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:58:19" (1/1) ... [2021-10-29 05:58:19,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:58:19,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:58:20,115 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c[4703,4716] [2021-10-29 05:58:20,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:20,131 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:58:20,203 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c[4703,4716] [2021-10-29 05:58:20,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:58:20,221 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:58:20,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20 WrapperNode [2021-10-29 05:58:20,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:58:20,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:58:20,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:58:20,224 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:58:20,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (1/1) ... [2021-10-29 05:58:20,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (1/1) ... [2021-10-29 05:58:20,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:58:20,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:58:20,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:58:20,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:58:20,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (1/1) ... [2021-10-29 05:58:20,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (1/1) ... [2021-10-29 05:58:20,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (1/1) ... [2021-10-29 05:58:20,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (1/1) ... [2021-10-29 05:58:20,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (1/1) ... [2021-10-29 05:58:20,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (1/1) ... [2021-10-29 05:58:20,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (1/1) ... [2021-10-29 05:58:20,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:58:20,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:58:20,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:58:20,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:58:20,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (1/1) ... [2021-10-29 05:58:20,364 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:58:20,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:58:20,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:58:20,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:58:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:58:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:58:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-29 05:58:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 05:58:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:58:20,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:58:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-29 05:58:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 05:58:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:58:27,511 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:58:27,511 INFO L299 CfgBuilder]: Removed 52 assume(true) statements. [2021-10-29 05:58:27,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:27 BoogieIcfgContainer [2021-10-29 05:58:27,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:58:27,516 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:58:27,516 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:58:27,519 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:58:27,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:58:19" (1/3) ... [2021-10-29 05:58:27,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@392e0d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:58:27, skipping insertion in model container [2021-10-29 05:58:27,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:58:20" (2/3) ... [2021-10-29 05:58:27,522 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@392e0d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:58:27, skipping insertion in model container [2021-10-29 05:58:27,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:58:27" (3/3) ... [2021-10-29 05:58:27,523 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270c.c [2021-10-29 05:58:27,529 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:58:27,530 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-29 05:58:27,582 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:58:27,587 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:58:27,588 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-29 05:58:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 105 states have (on average 1.7142857142857142) internal successors, (180), 106 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 05:58:27,612 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:27,613 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:27,614 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:27,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:27,620 INFO L85 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2021-10-29 05:58:27,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:27,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [174810615] [2021-10-29 05:58:27,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:27,634 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:27,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:27,638 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:27,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:58:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:27,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:58:27,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:27,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:27,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:28,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:28,084 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:28,084 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [174810615] [2021-10-29 05:58:28,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [174810615] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:28,085 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:28,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:58:28,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288331854] [2021-10-29 05:58:28,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:58:28,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:28,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:58:28,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:58:28,107 INFO L87 Difference]: Start difference. First operand has 107 states, 105 states have (on average 1.7142857142857142) internal successors, (180), 106 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:28,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:28,139 INFO L93 Difference]: Finished difference Result 212 states and 358 transitions. [2021-10-29 05:58:28,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:58:28,141 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-29 05:58:28,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:28,153 INFO L225 Difference]: With dead ends: 212 [2021-10-29 05:58:28,153 INFO L226 Difference]: Without dead ends: 104 [2021-10-29 05:58:28,157 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:58:28,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-10-29 05:58:28,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2021-10-29 05:58:28,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.3203883495145632) internal successors, (136), 103 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:28,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2021-10-29 05:58:28,204 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2021-10-29 05:58:28,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:28,204 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2021-10-29 05:58:28,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:28,205 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2021-10-29 05:58:28,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 05:58:28,206 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:28,206 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:28,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-29 05:58:28,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:28,413 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:28,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:28,414 INFO L85 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2021-10-29 05:58:28,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:28,415 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [504652388] [2021-10-29 05:58:28,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:28,416 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:28,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:28,417 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:28,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:58:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:28,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 05:58:28,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:29,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:29,503 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:30,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:30,648 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:58:30,649 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [504652388] [2021-10-29 05:58:30,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [504652388] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:58:30,649 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:58:30,649 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 7] imperfect sequences [] total 11 [2021-10-29 05:58:30,650 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317982675] [2021-10-29 05:58:30,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-29 05:58:30,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:30,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-29 05:58:30,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:58:30,660 INFO L87 Difference]: Start difference. First operand 104 states and 136 transitions. Second operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:33,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:33,741 INFO L93 Difference]: Finished difference Result 444 states and 576 transitions. [2021-10-29 05:58:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 05:58:33,742 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-10-29 05:58:33,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:33,747 INFO L225 Difference]: With dead ends: 444 [2021-10-29 05:58:33,752 INFO L226 Difference]: Without dead ends: 358 [2021-10-29 05:58:33,756 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-10-29 05:58:33,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2021-10-29 05:58:33,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 113. [2021-10-29 05:58:33,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 112 states have (on average 1.3035714285714286) internal successors, (146), 112 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:33,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 146 transitions. [2021-10-29 05:58:33,803 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 146 transitions. Word has length 21 [2021-10-29 05:58:33,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:33,804 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 146 transitions. [2021-10-29 05:58:33,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:33,804 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 146 transitions. [2021-10-29 05:58:33,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 05:58:33,813 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:58:33,813 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:33,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:34,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:58:34,029 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:58:34,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:58:34,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1653009985, now seen corresponding path program 1 times [2021-10-29 05:58:34,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:58:34,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [541764836] [2021-10-29 05:58:34,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:34,031 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:58:34,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:58:34,041 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:58:34,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:58:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:34,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-29 05:58:34,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:34,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2021-10-29 05:58:35,119 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-29 05:58:35,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 53 [2021-10-29 05:58:35,471 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-10-29 05:58:35,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 52 [2021-10-29 05:58:36,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 50 [2021-10-29 05:58:38,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:38,947 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:59:23,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:59:23,182 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:59:23,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [541764836] [2021-10-29 05:59:23,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [541764836] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:59:23,183 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:59:23,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 14] imperfect sequences [] total 26 [2021-10-29 05:59:23,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882221873] [2021-10-29 05:59:23,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-10-29 05:59:23,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:59:23,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-10-29 05:59:23,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=559, Unknown=6, NotChecked=0, Total=650 [2021-10-29 05:59:23,186 INFO L87 Difference]: Start difference. First operand 113 states and 146 transitions. Second operand has 26 states, 26 states have (on average 1.5769230769230769) internal successors, (41), 26 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:00:00,217 WARN L207 SmtUtils]: Spent 31.64 s on a formula simplification that was a NOOP. DAG size: 82 [2021-10-29 06:00:22,275 WARN L207 SmtUtils]: Spent 5.82 s on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-10-29 06:00:33,476 WARN L207 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-10-29 06:00:42,749 WARN L207 SmtUtils]: Spent 6.29 s on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-10-29 06:00:44,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 06:00:44,870 INFO L93 Difference]: Finished difference Result 135 states and 168 transitions. [2021-10-29 06:00:44,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-29 06:00:44,871 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 1.5769230769230769) internal successors, (41), 26 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-10-29 06:00:44,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 06:00:44,872 INFO L225 Difference]: With dead ends: 135 [2021-10-29 06:00:44,872 INFO L226 Difference]: Without dead ends: 42 [2021-10-29 06:00:44,874 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 101.0s TimeCoverageRelationStatistics Valid=264, Invalid=990, Unknown=6, NotChecked=0, Total=1260 [2021-10-29 06:00:44,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-10-29 06:00:44,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 36. [2021-10-29 06:00:44,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 35 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:00:44,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions. [2021-10-29 06:00:44,886 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 21 [2021-10-29 06:00:44,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 06:00:44,887 INFO L470 AbstractCegarLoop]: Abstraction has 36 states and 38 transitions. [2021-10-29 06:00:44,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 1.5769230769230769) internal successors, (41), 26 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:00:44,888 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2021-10-29 06:00:44,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 06:00:44,889 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 06:00:44,889 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 06:00:44,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 06:00:45,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 06:00:45,104 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 06:00:45,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 06:00:45,105 INFO L85 PathProgramCache]: Analyzing trace with hash -558668800, now seen corresponding path program 1 times [2021-10-29 06:00:45,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 06:00:45,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1710946623] [2021-10-29 06:00:45,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 06:00:45,106 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 06:00:45,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 06:00:45,108 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 06:00:45,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 06:00:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 06:00:45,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-29 06:00:45,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 06:00:46,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 43 [2021-10-29 06:00:47,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 30 [2021-10-29 06:00:49,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 06:00:49,147 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 06:00:56,521 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)) (let ((.cse0 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))))) is different from false [2021-10-29 06:00:58,810 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (not (= (let ((.cse0 (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) c_ULTIMATE.start___ieee754_hypotf_~y)))) is different from false [2021-10-29 06:00:59,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 06:00:59,473 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 06:00:59,473 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1710946623] [2021-10-29 06:00:59,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1710946623] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 06:00:59,474 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 06:00:59,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 12] imperfect sequences [] total 21 [2021-10-29 06:00:59,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127889717] [2021-10-29 06:00:59,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-29 06:00:59,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 06:00:59,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-29 06:00:59,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=301, Unknown=2, NotChecked=70, Total=420 [2021-10-29 06:00:59,477 INFO L87 Difference]: Start difference. First operand 36 states and 38 transitions. Second operand has 21 states, 21 states have (on average 2.380952380952381) internal successors, (50), 21 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:01:10,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 06:01:10,580 INFO L93 Difference]: Finished difference Result 54 states and 54 transitions. [2021-10-29 06:01:10,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-29 06:01:10,581 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 2.380952380952381) internal successors, (50), 21 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-29 06:01:10,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 06:01:10,582 INFO L225 Difference]: With dead ends: 54 [2021-10-29 06:01:10,582 INFO L226 Difference]: Without dead ends: 36 [2021-10-29 06:01:10,583 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 18.9s TimeCoverageRelationStatistics Valid=197, Invalid=621, Unknown=2, NotChecked=110, Total=930 [2021-10-29 06:01:10,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-10-29 06:01:10,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 27. [2021-10-29 06:01:10,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:01:10,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2021-10-29 06:01:10,590 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 26 [2021-10-29 06:01:10,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 06:01:10,590 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2021-10-29 06:01:10,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 2.380952380952381) internal successors, (50), 21 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:01:10,591 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2021-10-29 06:01:10,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 06:01:10,592 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 06:01:10,592 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 06:01:10,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-10-29 06:01:10,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 06:01:10,796 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 06:01:10,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 06:01:10,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1435475906, now seen corresponding path program 1 times [2021-10-29 06:01:10,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 06:01:10,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [982445702] [2021-10-29 06:01:10,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 06:01:10,798 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 06:01:10,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 06:01:10,800 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 06:01:10,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 06:01:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 06:01:11,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 06:01:11,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 06:01:15,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 06:01:15,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 06:01:17,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 06:01:17,618 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 06:01:17,618 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [982445702] [2021-10-29 06:01:17,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [982445702] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 06:01:17,619 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 06:01:17,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 7] imperfect sequences [] total 11 [2021-10-29 06:01:17,619 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028307939] [2021-10-29 06:01:17,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-29 06:01:17,620 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 06:01:17,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-29 06:01:17,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-10-29 06:01:17,621 INFO L87 Difference]: Start difference. First operand 27 states and 27 transitions. Second operand has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:01:19,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 06:01:19,305 INFO L93 Difference]: Finished difference Result 36 states and 35 transitions. [2021-10-29 06:01:19,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 06:01:19,306 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-29 06:01:19,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 06:01:19,306 INFO L225 Difference]: With dead ends: 36 [2021-10-29 06:01:19,306 INFO L226 Difference]: Without dead ends: 27 [2021-10-29 06:01:19,307 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2021-10-29 06:01:19,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-10-29 06:01:19,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-10-29 06:01:19,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0) internal successors, (26), 26 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:01:19,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2021-10-29 06:01:19,311 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 26 [2021-10-29 06:01:19,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 06:01:19,311 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2021-10-29 06:01:19,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:01:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2021-10-29 06:01:19,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 06:01:19,312 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 06:01:19,313 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 06:01:19,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 06:01:19,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 06:01:19,513 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 06:01:19,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 06:01:19,514 INFO L85 PathProgramCache]: Analyzing trace with hash 2115534276, now seen corresponding path program 1 times [2021-10-29 06:01:19,514 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 06:01:19,514 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606483137] [2021-10-29 06:01:19,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 06:01:19,515 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 06:01:19,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 06:01:19,517 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 06:01:19,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 06:01:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 06:01:19,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-29 06:01:19,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 06:01:19,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2021-10-29 06:01:20,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2021-10-29 06:01:24,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 06:01:24,233 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 06:01:32,659 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_18|)) (let ((.cse0 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))) (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_18|) (_ bv2139095040 32)))) is different from false [2021-10-29 06:01:34,913 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_51 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_18| (_ BitVec 32))) (or (not (= c_ULTIMATE.start___ieee754_hypotf_~y (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_51) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_51) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_51)))) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_18|)) (let ((.cse0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_51))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))) (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_18|) (_ bv2139095040 32)))) is different from false [2021-10-29 06:01:35,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 06:01:35,556 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 06:01:35,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [606483137] [2021-10-29 06:01:35,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [606483137] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 06:01:35,557 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 06:01:35,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 13] imperfect sequences [] total 23 [2021-10-29 06:01:35,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651709319] [2021-10-29 06:01:35,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-29 06:01:35,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 06:01:35,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-29 06:01:35,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=374, Unknown=2, NotChecked=78, Total=506 [2021-10-29 06:01:35,560 INFO L87 Difference]: Start difference. First operand 27 states and 26 transitions. Second operand has 23 states, 23 states have (on average 2.1739130434782608) internal successors, (50), 23 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:01:45,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 06:01:45,485 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2021-10-29 06:01:45,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-29 06:01:45,486 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.1739130434782608) internal successors, (50), 23 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-29 06:01:45,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 06:01:45,486 INFO L225 Difference]: With dead ends: 27 [2021-10-29 06:01:45,486 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 06:01:45,487 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 2 IntricatePredicates, 1 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 18.9s TimeCoverageRelationStatistics Valid=183, Invalid=753, Unknown=2, NotChecked=118, Total=1056 [2021-10-29 06:01:45,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 06:01:45,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 06:01:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:01:45,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 06:01:45,488 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-29 06:01:45,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 06:01:45,488 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 06:01:45,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 2.1739130434782608) internal successors, (50), 23 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:01:45,489 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 06:01:45,489 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 06:01:45,492 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 06:01:45,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-10-29 06:01:45,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 06:01:45,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 06:01:45,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,941 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:01:45,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:02:29,954 WARN L207 SmtUtils]: Spent 44.01 s on a formula simplification. DAG size of input: 225 DAG size of output: 182 [2021-10-29 06:04:25,994 WARN L207 SmtUtils]: Spent 1.93 m on a formula simplification. DAG size of input: 223 DAG size of output: 191 [2021-10-29 06:06:27,376 WARN L207 SmtUtils]: Spent 2.02 m on a formula simplification. DAG size of input: 213 DAG size of output: 181 [2021-10-29 06:06:27,923 INFO L857 garLoopResultBuilder]: For program point L168(lines 168 172) no Hoare annotation was computed. [2021-10-29 06:06:27,923 INFO L857 garLoopResultBuilder]: For program point L168-1(lines 159 173) no Hoare annotation was computed. [2021-10-29 06:06:27,923 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 202 206) no Hoare annotation was computed. [2021-10-29 06:06:27,924 INFO L853 garLoopResultBuilder]: At program point L202-2(lines 202 206) the Hoare annotation is: false [2021-10-29 06:06:27,924 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2021-10-29 06:06:27,924 INFO L857 garLoopResultBuilder]: For program point L202-3(lines 202 206) no Hoare annotation was computed. [2021-10-29 06:06:27,924 INFO L853 garLoopResultBuilder]: At program point L136-2(lines 136 140) the Hoare annotation is: false [2021-10-29 06:06:27,924 INFO L857 garLoopResultBuilder]: For program point L37(lines 37 41) no Hoare annotation was computed. [2021-10-29 06:06:27,924 INFO L857 garLoopResultBuilder]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2021-10-29 06:06:27,925 INFO L857 garLoopResultBuilder]: For program point L37-3(lines 37 41) no Hoare annotation was computed. [2021-10-29 06:06:27,925 INFO L857 garLoopResultBuilder]: For program point L37-5(lines 37 41) no Hoare annotation was computed. [2021-10-29 06:06:27,925 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 239) no Hoare annotation was computed. [2021-10-29 06:06:27,925 INFO L857 garLoopResultBuilder]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2021-10-29 06:06:27,926 INFO L853 garLoopResultBuilder]: At program point L38-3(lines 38 39) the Hoare annotation is: false [2021-10-29 06:06:27,926 INFO L857 garLoopResultBuilder]: For program point L38-4(lines 38 39) no Hoare annotation was computed. [2021-10-29 06:06:27,926 INFO L857 garLoopResultBuilder]: For program point L38-7(lines 38 39) no Hoare annotation was computed. [2021-10-29 06:06:27,926 INFO L853 garLoopResultBuilder]: At program point L38-8(lines 38 39) the Hoare annotation is: false [2021-10-29 06:06:27,926 INFO L857 garLoopResultBuilder]: For program point L38-9(lines 38 39) no Hoare annotation was computed. [2021-10-29 06:06:27,927 INFO L857 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2021-10-29 06:06:27,927 INFO L860 garLoopResultBuilder]: At program point L240(lines 224 241) the Hoare annotation is: true [2021-10-29 06:06:27,927 INFO L857 garLoopResultBuilder]: For program point L141(lines 141 145) no Hoare annotation was computed. [2021-10-29 06:06:27,927 INFO L857 garLoopResultBuilder]: For program point L141-1(lines 123 146) no Hoare annotation was computed. [2021-10-29 06:06:27,927 INFO L857 garLoopResultBuilder]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2021-10-29 06:06:27,928 INFO L853 garLoopResultBuilder]: At program point L75-2(lines 75 79) the Hoare annotation is: false [2021-10-29 06:06:27,928 INFO L857 garLoopResultBuilder]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2021-10-29 06:06:27,928 INFO L857 garLoopResultBuilder]: For program point L75-5(lines 75 79) no Hoare annotation was computed. [2021-10-29 06:06:27,928 INFO L853 garLoopResultBuilder]: At program point L75-6(lines 75 79) the Hoare annotation is: false [2021-10-29 06:06:27,928 INFO L857 garLoopResultBuilder]: For program point L75-7(lines 75 79) no Hoare annotation was computed. [2021-10-29 06:06:27,928 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 113) no Hoare annotation was computed. [2021-10-29 06:06:27,929 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 83 210) no Hoare annotation was computed. [2021-10-29 06:06:27,929 INFO L853 garLoopResultBuilder]: At program point L209(lines 83 210) the Hoare annotation is: (let ((.cse24 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32)))) (.cse22 (bvneg ULTIMATE.start___ieee754_hypotf_~ha~0))) (let ((.cse8 (or (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)) (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0))))))) (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 .cse22) (_ bv251658240 32))))) (.cse9 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0))) (.cse10 (or .cse24 (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)))))))) (.cse11 (or .cse24 (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)) (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))))))) (.cse1 (let ((.cse25 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~y (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (or (and .cse25 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)))) (and .cse24 .cse25)))) (.cse12 (or .cse24 (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)))))))) (.cse3 (= currentRoundingMode roundNearestTiesToEven)) (.cse15 (or (not (bvsgt (bvadd (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_hypotf_~hb~0) .cse22) (_ bv251658240 32))) (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)) (fp.add currentRoundingMode (let ((.cse23 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) .cse23) ((_ extract 30 23) .cse23) ((_ extract 22 0) .cse23))) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))))))))) (or (let ((.cse2 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_7| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_7|) (_ bv0 32)))) (and (= ULTIMATE.start___ieee754_hypotf_~hb~0 .cse0) (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) .cse1 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~hb~0)) (= .cse2 ULTIMATE.start___ieee754_hypotf_~a~0) .cse3 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_7| (_ BitVec 32)) (ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0))) (.cse5 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_7|) (_ bv0 32)))) (and (= .cse4 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) .cse5) (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg .cse5)) (_ bv251658240 32)) (= |ULTIMATE.start___ieee754_hypotf_#res| (fp.add roundNearestTiesToEven .cse4 (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))))) (= .cse2 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))))) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse6 (let ((.cse7 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse6) (= |ULTIMATE.start___ieee754_hypotf_#res| .cse6)))) .cse8 .cse9 .cse10 .cse11 (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) .cse1 .cse12 (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse13 (let ((.cse14 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse14) ((_ extract 30 23) .cse14) ((_ extract 22 0) .cse14))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse13) (= ULTIMATE.start___ieee754_hypotf_~w~0 .cse13)))) .cse3 .cse15 (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse16 (let ((.cse17 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse17) ((_ extract 30 23) .cse17) ((_ extract 22 0) .cse17))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse16) (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse16))))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_42 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_39 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse18 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_39))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_42) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_42) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_42)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse18 ULTIMATE.start___ieee754_hypotf_~hb~0) (bvsgt v_ULTIMATE.start___ieee754_hypotf_~hb~0_42 .cse18)))) (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse19 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse19 |ULTIMATE.start___ieee754_hypotf_#res|) (= .cse19 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse20 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse20 ULTIMATE.start___ieee754_hypotf_~a~0) (= .cse20 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) .cse8 .cse9 (forall ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_18|)))) (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_18|) (_ bv2139095040 32)))) .cse10 .cse11 .cse1 (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse21 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse21 ULTIMATE.start___ieee754_hypotf_~w~0) (= .cse21 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) .cse12 .cse3 .cse15)))) [2021-10-29 06:06:27,930 INFO L857 garLoopResultBuilder]: For program point L44(lines 44 45) no Hoare annotation was computed. [2021-10-29 06:06:27,930 INFO L857 garLoopResultBuilder]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2021-10-29 06:06:27,930 INFO L857 garLoopResultBuilder]: For program point L44-3(lines 44 45) no Hoare annotation was computed. [2021-10-29 06:06:27,930 INFO L857 garLoopResultBuilder]: For program point L44-5(lines 44 45) no Hoare annotation was computed. [2021-10-29 06:06:27,930 INFO L857 garLoopResultBuilder]: For program point L177(lines 177 200) no Hoare annotation was computed. [2021-10-29 06:06:27,930 INFO L857 garLoopResultBuilder]: For program point L177-2(lines 83 210) no Hoare annotation was computed. [2021-10-29 06:06:27,931 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 178 182) no Hoare annotation was computed. [2021-10-29 06:06:27,931 INFO L853 garLoopResultBuilder]: At program point L178-2(lines 178 182) the Hoare annotation is: false [2021-10-29 06:06:27,931 INFO L857 garLoopResultBuilder]: For program point L178-3(lines 178 182) no Hoare annotation was computed. [2021-10-29 06:06:27,931 INFO L853 garLoopResultBuilder]: At program point L80(lines 16 81) the Hoare annotation is: false [2021-10-29 06:06:27,931 INFO L853 garLoopResultBuilder]: At program point L80-1(lines 16 81) the Hoare annotation is: false [2021-10-29 06:06:27,931 INFO L857 garLoopResultBuilder]: For program point L147(lines 147 174) no Hoare annotation was computed. [2021-10-29 06:06:27,931 INFO L857 garLoopResultBuilder]: For program point L114(lines 114 118) no Hoare annotation was computed. [2021-10-29 06:06:27,932 INFO L857 garLoopResultBuilder]: For program point L114-1(lines 83 210) no Hoare annotation was computed. [2021-10-29 06:06:27,932 INFO L857 garLoopResultBuilder]: For program point L114-2(lines 83 210) no Hoare annotation was computed. [2021-10-29 06:06:27,932 INFO L857 garLoopResultBuilder]: For program point L148(lines 148 173) no Hoare annotation was computed. [2021-10-29 06:06:27,932 INFO L857 garLoopResultBuilder]: For program point L215-1(lines 215 219) no Hoare annotation was computed. [2021-10-29 06:06:27,933 INFO L853 garLoopResultBuilder]: At program point L215-2(lines 215 219) the Hoare annotation is: (let ((.cse29 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32)))) (.cse27 (bvneg ULTIMATE.start___ieee754_hypotf_~ha~0))) (let ((.cse10 (or (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)) (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0))))))) (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 .cse27) (_ bv251658240 32))))) (.cse11 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0))) (.cse12 (or .cse29 (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)))))))) (.cse13 (or .cse29 (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)) (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))))))) (.cse1 (let ((.cse30 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~y (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (or (and .cse30 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)))) (and .cse29 .cse30)))) (.cse16 (or .cse29 (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)))))))) (.cse5 (= currentRoundingMode roundNearestTiesToEven)) (.cse19 (or (not (bvsgt (bvadd (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_hypotf_~hb~0) .cse27) (_ bv251658240 32))) (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)) (fp.add currentRoundingMode (let ((.cse28 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) .cse28) ((_ extract 30 23) .cse28) ((_ extract 22 0) .cse28))) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))))))))) (or (let ((.cse4 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_7| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_7|) (_ bv0 32)))) (and (= ULTIMATE.start___ieee754_hypotf_~hb~0 .cse0) (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) .cse1 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~hb~0)) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_7| (_ BitVec 32)) (ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0))) (.cse3 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_7|) (_ bv0 32)))) (and (= (fp.add roundNearestTiesToEven .cse2 (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ULTIMATE.start_isinf_float_~x) (= .cse2 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) .cse3) (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg .cse3)) (_ bv251658240 32))))) (= .cse4 ULTIMATE.start___ieee754_hypotf_~a~0) .cse5 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_7| (_ BitVec 32)) (ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32))) (let ((.cse6 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0))) (.cse7 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_7|) (_ bv0 32)))) (and (= .cse6 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) .cse7) (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg .cse7)) (_ bv251658240 32)) (= |ULTIMATE.start___ieee754_hypotf_#res| (fp.add roundNearestTiesToEven .cse6 (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))))))) (= .cse4 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))))) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse8 (let ((.cse9 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse8) (= |ULTIMATE.start___ieee754_hypotf_#res| .cse8)))) .cse10 .cse11 .cse12 .cse13 (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse14 (let ((.cse15 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse15) ((_ extract 30 23) .cse15) ((_ extract 22 0) .cse15))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse14) (= .cse14 ULTIMATE.start_isinf_float_~x)))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) .cse1 .cse16 (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse17 (let ((.cse18 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse18) ((_ extract 30 23) .cse18) ((_ extract 22 0) .cse18))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse17) (= ULTIMATE.start___ieee754_hypotf_~w~0 .cse17)))) .cse5 .cse19 (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse20 (let ((.cse21 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse21) ((_ extract 30 23) .cse21) ((_ extract 22 0) .cse21))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse20) (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse20))))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_42 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_39 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse22 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_39))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_42) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_42) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_42)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse22 ULTIMATE.start___ieee754_hypotf_~hb~0) (bvsgt v_ULTIMATE.start___ieee754_hypotf_~hb~0_42 .cse22)))) (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse23 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse23 |ULTIMATE.start___ieee754_hypotf_#res|) (= .cse23 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse24 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse24 ULTIMATE.start___ieee754_hypotf_~a~0) (= .cse24 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) .cse10 .cse11 (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse25 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse25 ULTIMATE.start_isinf_float_~x) (= .cse25 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (forall ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_18|)))) (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_18|) (_ bv2139095040 32)))) .cse12 .cse13 .cse1 (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse26 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse26 ULTIMATE.start___ieee754_hypotf_~w~0) (= .cse26 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) .cse16 .cse5 .cse19)))) [2021-10-29 06:06:27,933 INFO L857 garLoopResultBuilder]: For program point L215-3(lines 215 219) no Hoare annotation was computed. [2021-10-29 06:06:27,933 INFO L857 garLoopResultBuilder]: For program point L150(lines 150 173) no Hoare annotation was computed. [2021-10-29 06:06:27,933 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2021-10-29 06:06:27,933 INFO L853 garLoopResultBuilder]: At program point L151-2(lines 151 155) the Hoare annotation is: false [2021-10-29 06:06:27,933 INFO L857 garLoopResultBuilder]: For program point L151-3(lines 151 155) no Hoare annotation was computed. [2021-10-29 06:06:27,933 INFO L853 garLoopResultBuilder]: At program point L52-2(lines 52 61) the Hoare annotation is: false [2021-10-29 06:06:27,933 INFO L857 garLoopResultBuilder]: For program point L52-3(lines 16 81) no Hoare annotation was computed. [2021-10-29 06:06:27,934 INFO L853 garLoopResultBuilder]: At program point L52-6(lines 52 61) the Hoare annotation is: false [2021-10-29 06:06:27,934 INFO L857 garLoopResultBuilder]: For program point L52-7(lines 16 81) no Hoare annotation was computed. [2021-10-29 06:06:27,934 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 06:06:27,934 INFO L857 garLoopResultBuilder]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2021-10-29 06:06:27,934 INFO L857 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-10-29 06:06:27,934 INFO L853 garLoopResultBuilder]: At program point L87-2(lines 87 91) the Hoare annotation is: (and (= ULTIMATE.start___ieee754_hypotf_~y (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2139095040 32)) (not (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))))) (= currentRoundingMode roundNearestTiesToEven)) [2021-10-29 06:06:27,934 INFO L857 garLoopResultBuilder]: For program point L87-3(lines 87 91) no Hoare annotation was computed. [2021-10-29 06:06:27,934 INFO L857 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-10-29 06:06:27,934 INFO L857 garLoopResultBuilder]: For program point L54-2(lines 54 58) no Hoare annotation was computed. [2021-10-29 06:06:27,935 INFO L853 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2021-10-29 06:06:27,935 INFO L857 garLoopResultBuilder]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-10-29 06:06:27,935 INFO L857 garLoopResultBuilder]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2021-10-29 06:06:27,935 INFO L857 garLoopResultBuilder]: For program point L54-5(lines 54 58) no Hoare annotation was computed. [2021-10-29 06:06:27,935 INFO L857 garLoopResultBuilder]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2021-10-29 06:06:27,936 INFO L853 garLoopResultBuilder]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2021-10-29 06:06:27,936 INFO L857 garLoopResultBuilder]: For program point L21-7(lines 21 25) no Hoare annotation was computed. [2021-10-29 06:06:27,936 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 187 191) no Hoare annotation was computed. [2021-10-29 06:06:27,936 INFO L853 garLoopResultBuilder]: At program point L187-2(lines 187 191) the Hoare annotation is: false [2021-10-29 06:06:27,937 INFO L857 garLoopResultBuilder]: For program point L187-3(lines 187 191) no Hoare annotation was computed. [2021-10-29 06:06:27,937 INFO L853 garLoopResultBuilder]: At program point L221(lines 213 222) the Hoare annotation is: (let ((.cse24 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32))))) (let ((.cse2 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0))) (.cse18 (or .cse24 (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)))))))) (.cse5 (let ((.cse23 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~y (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (or (and .cse23 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)))) (and .cse24 .cse23)))) (.cse9 (= currentRoundingMode roundNearestTiesToEven)) (.cse10 (= |ULTIMATE.start_isinf_float_#res| (_ bv1 32)))) (or (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse0) (= |ULTIMATE.start___ieee754_hypotf_#res| .cse0)))) .cse2 (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse3 (let ((.cse4 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse3) (= .cse3 ULTIMATE.start_isinf_float_~x)))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) .cse5 (exists ((v_arrayElimCell_4 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse6 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4)))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1)) .cse6) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse6)))) (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse7 (let ((.cse8 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse7) (= ULTIMATE.start___ieee754_hypotf_~w~0 .cse7)))) .cse9 .cse10 (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse11 (let ((.cse12 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_10|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse12) ((_ extract 30 23) .cse12) ((_ extract 22 0) .cse12))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse11) (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse11))))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_42 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_39 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse13 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_39))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_42) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_42) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_42)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse13 ULTIMATE.start___ieee754_hypotf_~hb~0) (bvsgt v_ULTIMATE.start___ieee754_hypotf_~hb~0_42 .cse13)))) (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse14 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse14 |ULTIMATE.start___ieee754_hypotf_#res|) (= .cse14 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse15 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse15 ULTIMATE.start___ieee754_hypotf_~a~0) (= .cse15 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) .cse2 (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse16 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse16 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse16 (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1)))))) (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse17 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse17 ULTIMATE.start_isinf_float_~x) (= .cse17 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (forall ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_18|)))) (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_18|) (_ bv2139095040 32)))) .cse18 .cse5 (exists ((v_arrayElimCell_5 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse19 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse19 ULTIMATE.start___ieee754_hypotf_~w~0) (= .cse19 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) .cse9 .cse10) (and (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)) ULTIMATE.start_isinf_float_~x)))) (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_13|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)) |ULTIMATE.start___ieee754_hypotf_#res|)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32))) (let ((.cse20 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0))) (.cse21 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (and (= .cse20 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) (bvsgt (bvadd (bvneg .cse21) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32)) (= (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1)) (fp.add roundNearestTiesToEven .cse20 (fp ((_ extract 31 31) .cse21) ((_ extract 30 23) .cse21) ((_ extract 22 0) .cse21))))))) .cse18 .cse5 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~hb~0)) .cse9 (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) .cse10 (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~1.base_7| (_ BitVec 32))) (let ((.cse22 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~1.base_7|) (_ bv0 32)))) (and (= ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) .cse22) ((_ extract 30 23) .cse22) ((_ extract 22 0) .cse22))) (= .cse22 ULTIMATE.start___ieee754_hypotf_~ha~0)))))))) [2021-10-29 06:06:27,937 INFO L857 garLoopResultBuilder]: For program point L123(lines 123 146) no Hoare annotation was computed. [2021-10-29 06:06:27,937 INFO L857 garLoopResultBuilder]: For program point L123-1(lines 83 210) no Hoare annotation was computed. [2021-10-29 06:06:27,938 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 06:06:27,938 INFO L857 garLoopResultBuilder]: For program point L124(lines 124 131) no Hoare annotation was computed. [2021-10-29 06:06:27,938 INFO L857 garLoopResultBuilder]: For program point L126(lines 126 127) no Hoare annotation was computed. [2021-10-29 06:06:27,938 INFO L857 garLoopResultBuilder]: For program point L93-1(lines 93 97) no Hoare annotation was computed. [2021-10-29 06:06:27,938 INFO L857 garLoopResultBuilder]: For program point L126-2(lines 124 131) no Hoare annotation was computed. [2021-10-29 06:06:27,939 INFO L853 garLoopResultBuilder]: At program point L93-2(lines 93 97) the Hoare annotation is: (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_39 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_39) ULTIMATE.start___ieee754_hypotf_~ha~0)) (= ULTIMATE.start___ieee754_hypotf_~y (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2139095040 32)) (not (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))))) (= currentRoundingMode roundNearestTiesToEven)) [2021-10-29 06:06:27,939 INFO L857 garLoopResultBuilder]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2021-10-29 06:06:27,939 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 193 197) no Hoare annotation was computed. [2021-10-29 06:06:27,939 INFO L853 garLoopResultBuilder]: At program point L193-2(lines 193 197) the Hoare annotation is: false [2021-10-29 06:06:27,940 INFO L857 garLoopResultBuilder]: For program point L193-3(lines 193 197) no Hoare annotation was computed. [2021-10-29 06:06:27,940 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 06:06:27,940 INFO L857 garLoopResultBuilder]: For program point L28(lines 28 29) no Hoare annotation was computed. [2021-10-29 06:06:27,940 INFO L857 garLoopResultBuilder]: For program point L28-1(lines 28 29) no Hoare annotation was computed. [2021-10-29 06:06:27,940 INFO L857 garLoopResultBuilder]: For program point L128-1(lines 128 129) no Hoare annotation was computed. [2021-10-29 06:06:27,941 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 72) no Hoare annotation was computed. [2021-10-29 06:06:27,941 INFO L857 garLoopResultBuilder]: For program point L63-1(lines 63 72) no Hoare annotation was computed. [2021-10-29 06:06:27,942 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 163 167) no Hoare annotation was computed. [2021-10-29 06:06:27,942 INFO L853 garLoopResultBuilder]: At program point L163-2(lines 163 167) the Hoare annotation is: false [2021-10-29 06:06:27,942 INFO L857 garLoopResultBuilder]: For program point L31(lines 31 32) no Hoare annotation was computed. [2021-10-29 06:06:27,942 INFO L857 garLoopResultBuilder]: For program point L31-1(lines 31 32) no Hoare annotation was computed. [2021-10-29 06:06:27,943 INFO L857 garLoopResultBuilder]: For program point L65(lines 65 71) no Hoare annotation was computed. [2021-10-29 06:06:27,943 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 06:06:27,943 INFO L857 garLoopResultBuilder]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2021-10-29 06:06:27,943 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 237) no Hoare annotation was computed. [2021-10-29 06:06:27,943 INFO L857 garLoopResultBuilder]: For program point L99(lines 99 108) no Hoare annotation was computed. [2021-10-29 06:06:27,944 INFO L857 garLoopResultBuilder]: For program point L33(lines 33 34) no Hoare annotation was computed. [2021-10-29 06:06:27,944 INFO L857 garLoopResultBuilder]: For program point L33-1(lines 33 34) no Hoare annotation was computed. [2021-10-29 06:06:27,944 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 70) no Hoare annotation was computed. [2021-10-29 06:06:27,944 INFO L857 garLoopResultBuilder]: For program point L67-3(lines 67 70) no Hoare annotation was computed. [2021-10-29 06:06:27,948 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-10-29 06:06:27,950 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 06:06:27,957 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:211) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:453) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-29 06:06:27,961 INFO L168 Benchmark]: Toolchain (without parser) took 488100.91 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 39.9 MB in the beginning and 58.1 MB in the end (delta: -18.2 MB). Peak memory consumption was 46.5 MB. Max. memory is 16.1 GB. [2021-10-29 06:06:27,961 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 60.8 MB. Free memory is still 40.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 06:06:27,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.19 ms. Allocated memory is still 60.8 MB. Free memory was 39.8 MB in the beginning and 42.5 MB in the end (delta: -2.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. [2021-10-29 06:06:27,962 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.44 ms. Allocated memory is still 60.8 MB. Free memory was 42.5 MB in the beginning and 39.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 06:06:27,963 INFO L168 Benchmark]: Boogie Preprocessor took 65.80 ms. Allocated memory is still 60.8 MB. Free memory was 39.5 MB in the beginning and 36.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 06:06:27,963 INFO L168 Benchmark]: RCFGBuilder took 7158.86 ms. Allocated memory is still 60.8 MB. Free memory was 36.9 MB in the beginning and 30.9 MB in the end (delta: 6.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2021-10-29 06:06:27,964 INFO L168 Benchmark]: TraceAbstraction took 480444.28 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 30.4 MB in the beginning and 58.1 MB in the end (delta: -27.8 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. [2021-10-29 06:06:27,966 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 60.8 MB. Free memory is still 40.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 361.19 ms. Allocated memory is still 60.8 MB. Free memory was 39.8 MB in the beginning and 42.5 MB in the end (delta: -2.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 64.44 ms. Allocated memory is still 60.8 MB. Free memory was 42.5 MB in the beginning and 39.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 65.80 ms. Allocated memory is still 60.8 MB. Free memory was 39.5 MB in the beginning and 36.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 7158.86 ms. Allocated memory is still 60.8 MB. Free memory was 36.9 MB in the beginning and 30.9 MB in the end (delta: 6.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 480444.28 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 30.4 MB in the beginning and 58.1 MB in the end (delta: -27.8 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s 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: 237]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 480.3s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 107.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 282.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 317 SDtfs, 2390 SDslu, 766 SDs, 0 SdLazy, 699 SolverSat, 161 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 21.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 300 GetRequests, 175 SyntacticMatches, 5 SemanticMatches, 120 ConstructedPredicates, 4 IntricatePredicates, 1 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 143.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=2, InterpolantAutomatonStates: 58, 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, 6 MinimizatonAttempts, 260 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 23 PreInvPairs, 35 NumberOfFragments, 2807 HoareAnnotationTreeSize, 23 FomulaSimplifications, 2944 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 23 FomulaSimplificationsInter, 3513 FormulaSimplificationTreeSizeReductionInter, 281.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 87.6s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 260 ConstructedInterpolants, 143 QuantifiedInterpolants, 4387 SizeOfPredicates, 67 NumberOfNonLiveVariables, 534 ConjunctsInSsa, 94 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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 - ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 06:06:28,191 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-29 06:06:28,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66980d82-68dc-4429-89ca-cff6b27efaa9/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...